Experiment description  of studies that identified Psma6 in sEVs | 
                                                                
                                                                                                                                            
                                                                            
                                                                                
                                                                                    
                                                                                        
                                                                                            | 1 | 
                                                                                            
                                                                                                
                                                                                                    
                                                                                                        | Experiment ID | 
                                                                                                        907 | 
                                                                                                        
                                                                                                            
                                                                                                                
                                                                                                                    | MISEV standards | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                EM
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Biophysical techniques | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                Tsg101|Sdcbp|Cd151|Gapdh|Lamp2|Cd81|Cd82|Cd9|Cd63|Cd80|Flot2|Tfrc|Rab35|Rab5a
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Enriched markers | 
                                                                                                                 
                                                                                                               
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                HSPA5
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Negative markers | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                NTA
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    
                                                                                                                        Particle analysis
                                                                                                                     | 
                                                                                                                 
                                                                                                             
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identified molecule | 
                                                                                                        
                                                                                                            Protein
                                                                                                                                                                                                                                                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identification method | 
                                                                                                        
                                                                                                                                                                                                                            Mass spectrometry
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | PubMed ID | 
                                                                                                        
                                                                                                                                                                                                                            37309723
                                                                                                                        
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | Organism | 
                                                                                                        Mus musculus | 
                                                                                                     
                                                                                                    
                                                                                                        | Experiment description | 
                                                                                                        Proteomic analysis of the small extracellular vesicles and soluble secretory proteins from cachexia inducing and non-inducing cancer cells | 
                                                                                                     
                                                                                                    
                                                                                                        | Authors | 
                                                                                                        "Chitti SV, Kang T, Fonseka P, Marzan AL, Stewart S, Shahi S, Bramich K, Ang CS, Pathan M, Gummadi S, Mathivanan S." | 
                                                                                                     
                                                                                                    
                                                                                                        | Journal name | 
                                                                                                        
                                                                                                                                                                                                                            Proteomics
                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Publication year | 
                                                                                                        2023 | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample | 
                                                                                                        Colon cancer cells | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample name | 
                                                                                                        C26 | 
                                                                                                     
                                                                                                    
                                                                                                    
                                                                                                        | Isolation/purification methods | 
                                                                                                        Differential centrifugation Ultracentrifugation | 
                                                                                                     
                                                                                                    
                                                                                                        | Flotation density | 
                                                                                                        
                                                                                                                                                                                                                                                                                                                                        -
                                                                                                                                                                                                                        
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Molecules identified in the study | 
                                                                                                        Protein | 
                                                                                                     
                                                                                                    
                                                                                                        | Methods used in the study | 
                                                                                                        Western blotting Mass spectrometry | 
                                                                                                     
                                                                                                 
                                                                                             | 
                                                                                         
                                                                                     
                                                                                 | 
                                                                            
                                                                                                                                            
                                                                            
                                                                                
                                                                                    
                                                                                        
                                                                                            | 2 | 
                                                                                            
                                                                                                
                                                                                                    
                                                                                                        | Experiment ID | 
                                                                                                        210 | 
                                                                                                        
                                                                                                            
                                                                                                                
                                                                                                                    | MISEV standards | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                EM
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Biophysical techniques | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                CD81|FLOT1
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Enriched markers | 
                                                                                                                 
                                                                                                               
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                                                                                                                                            ✘
                                                                                                                                                                                                                                             | 
                                                                                                                    Negative markers | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                                                                                                                                            ✘
                                                                                                                                                                                                                                             | 
                                                                                                                    
                                                                                                                        Particle analysis
                                                                                                                     | 
                                                                                                                 
                                                                                                             
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identified molecule | 
                                                                                                        
                                                                                                            protein
                                                                                                                                                                                                                                     
                                                                                                                                                                                                                                                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identification method | 
                                                                                                        
                                                                                                                                                                                                                            Mass spectrometry
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | PubMed ID | 
                                                                                                        
                                                                                                                                                                                                                            23260141
                                                                                                                        
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | Organism | 
                                                                                                        Mus musculus | 
                                                                                                     
                                                                                                    
                                                                                                        | Experiment description | 
                                                                                                        Exosomes Mediate Stromal Mobilization of Autocrine Wnt-PCP Signaling in Breast Cancer Cell Migration. | 
                                                                                                     
                                                                                                    
                                                                                                        | Authors | 
                                                                                                        "Luga V, Zhang L, Viloria-Petit AM, Ogunjimi AA, Inanlou MR, Chiu E, Buchanan M, Hosein AN, Basik M, Wrana JL." | 
                                                                                                     
                                                                                                    
                                                                                                        | Journal name | 
                                                                                                        
                                                                                                                                                                                                                            Cell
                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Publication year | 
                                                                                                        2012 | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample | 
                                                                                                        Fibroblasts | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample name | 
                                                                                                        Normal-Fibroblasts (L cells) | 
                                                                                                     
                                                                                                    
                                                                                                    
                                                                                                        | Isolation/purification methods | 
                                                                                                        Differential centrifugation Ultracentrifugation | 
                                                                                                     
                                                                                                    
                                                                                                        | Flotation density | 
                                                                                                        
                                                                                                                                                                                                                                                                                                                                        -
                                                                                                                                                                                                                        
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Molecules identified in the study | 
                                                                                                        Protein | 
                                                                                                     
                                                                                                    
                                                                                                        | Methods used in the study | 
                                                                                                        Mass spectrometry | 
                                                                                                     
                                                                                                 
                                                                                             | 
                                                                                         
                                                                                     
                                                                                 | 
                                                                            
                                                                                                                                            
                                                                            
                                                                                
                                                                                    
                                                                                        
                                                                                            | 3 | 
                                                                                            
                                                                                                
                                                                                                    
                                                                                                        | Experiment ID | 
                                                                                                        264 | 
                                                                                                        
                                                                                                            
                                                                                                                
                                                                                                                    | MISEV standards | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                                                                                                                                            ✘
                                                                                                                                                                                                                                             | 
                                                                                                                    Biophysical techniques | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                CD63|CD9
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Enriched markers | 
                                                                                                                 
                                                                                                               
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                                                                                                                                            ✘
                                                                                                                                                                                                                                             | 
                                                                                                                    Negative markers | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                                                                                                                                            ✘
                                                                                                                                                                                                                                             | 
                                                                                                                    
                                                                                                                        Particle analysis
                                                                                                                     | 
                                                                                                                 
                                                                                                             
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identified molecule | 
                                                                                                        
                                                                                                            protein
                                                                                                                                                                                                                                     
                                                                                                                                                                                                                                                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identification method | 
                                                                                                        
                                                                                                                                                                                                                            Mass spectrometry
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | PubMed ID | 
                                                                                                        
                                                                                                                                                                                                                            25242146
                                                                                                                        
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | Organism | 
                                                                                                        Mus musculus | 
                                                                                                     
                                                                                                    
                                                                                                        | Experiment description | 
                                                                                                        Extracellular Vesicles from Neural Stem Cells Transfer IFN-? via Ifngr1 to Activate Stat1 Signaling in Target Cells | 
                                                                                                     
                                                                                                    
                                                                                                        | Authors | 
                                                                                                        "Chiara Cossetti, Nunzio Iraci, Tim R. Mercer, Tommaso Leonardi, Emanuele Alpi, Denise Drago, Clara Alfaro-Cervello, Harpreet K. Saini,  Matthew P. Davis, Julia Schaeffer, Beatriz Vega, Matilde Stefanini, CongJian Zhao, Werner Muller, Jose Manuel Garcia-Verdugo, Suresh Mathivanan, Angela Bachi, Anton J. Enright, John S. Mattick, Stefano Pluchino" | 
                                                                                                     
                                                                                                    
                                                                                                        | Journal name | 
                                                                                                        
                                                                                                                                                                                                                            Molecular Cell
                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Publication year | 
                                                                                                        2014 | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample | 
                                                                                                        Neural stem cells | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample name | 
                                                                                                        NPCs - Th2 treated | 
                                                                                                     
                                                                                                    
                                                                                                    
                                                                                                        | Isolation/purification methods | 
                                                                                                        Differential centrifugation Ultracentrifugation Sucrose density gradient | 
                                                                                                     
                                                                                                    
                                                                                                        | Flotation density | 
                                                                                                        
                                                                                                                                                                                                                                                                                                                                        1.13-1.20 g/mL
                                                                                                                                                                                                                        
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Molecules identified in the study | 
                                                                                                        Protein | 
                                                                                                     
                                                                                                    
                                                                                                        | Methods used in the study | 
                                                                                                        Western blotting Mass spectrometry | 
                                                                                                     
                                                                                                 
                                                                                             | 
                                                                                         
                                                                                     
                                                                                 | 
                                                                            
                                                                                                                                            
                                                                            
                                                                                
                                                                                    
                                                                                        
                                                                                            | 4 | 
                                                                                            
                                                                                                
                                                                                                    
                                                                                                        | Experiment ID | 
                                                                                                        188 | 
                                                                                                        
                                                                                                            
                                                                                                                
                                                                                                                    | MISEV standards | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                EM
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Biophysical techniques | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                GAPDH|UCHL1|HSP90
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Enriched markers | 
                                                                                                                 
                                                                                                               
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                                                                                                                                            ✘
                                                                                                                                                                                                                                             | 
                                                                                                                    Negative markers | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                                                                                                                                            ✘
                                                                                                                                                                                                                                             | 
                                                                                                                    
                                                                                                                        Particle analysis
                                                                                                                     | 
                                                                                                                 
                                                                                                             
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identified molecule | 
                                                                                                        
                                                                                                            protein
                                                                                                                                                                                                                                     
                                                                                                                                                                                                                                                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identification method | 
                                                                                                        
                                                                                                                                                                                                                            Mass spectrometry
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | PubMed ID | 
                                                                                                        
                                                                                                                                                                                                                            19351151
                                                                                                                        
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | Organism | 
                                                                                                        Mus musculus | 
                                                                                                     
                                                                                                    
                                                                                                        | Experiment description | 
                                                                                                        Characterization of vesicles secreted from insulinoma NIT-1 cells. | 
                                                                                                     
                                                                                                    
                                                                                                        | Authors | 
                                                                                                        "Lee HS, Jeong J, Lee KJ." | 
                                                                                                     
                                                                                                    
                                                                                                        | Journal name | 
                                                                                                        
                                                                                                                                                                                                                            J Proteome Res
                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Publication year | 
                                                                                                        2009 | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample | 
                                                                                                        Pancreatic cells | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample name | 
                                                                                                        Pancreatic beta cell (NIT-1) | 
                                                                                                     
                                                                                                    
                                                                                                    
                                                                                                        | Isolation/purification methods | 
                                                                                                        Differential centrifugation Sucrose density gradient | 
                                                                                                     
                                                                                                    
                                                                                                        | Flotation density | 
                                                                                                        
                                                                                                                                                                                                                                                                                                                                        -
                                                                                                                                                                                                                        
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Molecules identified in the study | 
                                                                                                        Protein | 
                                                                                                     
                                                                                                    
                                                                                                        | Methods used in the study | 
                                                                                                        Mass spectrometry | 
                                                                                                     
                                                                                                 
                                                                                             | 
                                                                                         
                                                                                     
                                                                                 | 
                                                                            
                                                                                                                                            
                                                                            
                                                                                
                                                                                    
                                                                                        
                                                                                            | 5 | 
                                                                                            
                                                                                                
                                                                                                    
                                                                                                        | Experiment ID | 
                                                                                                        908 | 
                                                                                                        
                                                                                                            
                                                                                                                
                                                                                                                    | MISEV standards | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                EM
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Biophysical techniques | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                Tsg101|Sdcbp|Cd151|Gapdh|Lamp2|Cd81|Cd82|Cd9|Cd63|Cd80|Flot2|Tfrc|Rab35|Rab5a
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Enriched markers | 
                                                                                                                 
                                                                                                               
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                HSPA5
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    Negative markers | 
                                                                                                                 
                                                                                                                
                                                                                                                    | 
                                                                                                                                                                                                                                                    ✔
                                                                                                                             
                                                                                                                                NTA
                                                                                                                             
                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                     | 
                                                                                                                    
                                                                                                                        Particle analysis
                                                                                                                     | 
                                                                                                                 
                                                                                                             
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identified molecule | 
                                                                                                        
                                                                                                            Protein
                                                                                                                                                                                                                                                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Identification method | 
                                                                                                        
                                                                                                                                                                                                                            Mass spectrometry
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | PubMed ID | 
                                                                                                        
                                                                                                                                                                                                                            37309723
                                                                                                                        
                                                                                                                                                                                                                             | 
                                                                                                     
                                                                                                    
                                                                                                        | Organism | 
                                                                                                        Mus musculus | 
                                                                                                     
                                                                                                    
                                                                                                        | Experiment description | 
                                                                                                        Proteomic analysis of the small extracellular vesicles and soluble secretory proteins from cachexia inducing and non-inducing cancer cells | 
                                                                                                     
                                                                                                    
                                                                                                        | Authors | 
                                                                                                        "Chitti SV, Kang T, Fonseka P, Marzan AL, Stewart S, Shahi S, Bramich K, Ang CS, Pathan M, Gummadi S, Mathivanan S." | 
                                                                                                     
                                                                                                    
                                                                                                        | Journal name | 
                                                                                                        
                                                                                                                                                                                                                            Proteomics
                                                                                                                                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Publication year | 
                                                                                                        2023 | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample | 
                                                                                                        T-cell lymphoma cells | 
                                                                                                     
                                                                                                    
                                                                                                        | Sample name | 
                                                                                                        EL4 | 
                                                                                                     
                                                                                                    
                                                                                                    
                                                                                                        | Isolation/purification methods | 
                                                                                                        Differential centrifugation Ultracentrifugation | 
                                                                                                     
                                                                                                    
                                                                                                        | Flotation density | 
                                                                                                        
                                                                                                                                                                                                                                                                                                                                        -
                                                                                                                                                                                                                        
                                                                                                         | 
                                                                                                     
                                                                                                    
                                                                                                        | Molecules identified in the study | 
                                                                                                        Protein | 
                                                                                                     
                                                                                                    
                                                                                                        | Methods used in the study | 
                                                                                                        Western blotting Mass spectrometry | 
                                                                                                     
                                                                                                 
                                                                                             | 
                                                                                         
                                                                                     
                                                                                 |