| 
                                  GTEX-1339X
                             | 
                            
                                  41-50
                             | 
                            
                                  Male
                             | 
                             GTEX-1339X-2126 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces; fibrofatty tissue without ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-133LE
                             | 
                            
                                  21-40
                             | 
                            
                                  Female
                             | 
                             GTEX-133LE-1726 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces; 1 with ducts & lobules; 1 with >90% fat
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-1399Q
                             | 
                            
                                  41-50
                             | 
                            
                                  Male
                             | 
                             GTEX-1399Q-0926 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; adipose tissue with fibrovascular component only
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-1399R
                             | 
                            
                                  21-40
                             | 
                            
                                  Male
                             | 
                             GTEX-1399R-1426 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; fibroadipose tissue with ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-1399S
                             | 
                            
                                  21-40
                             | 
                            
                                  Female
                             | 
                             GTEX-1399S-1126 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces, marked stromal fibrous mastopathy, rare ductal/lobular elements, atrophic for age
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-1399T
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-1399T-0226 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; fibroadipose tissue and mammary ducts with periductal lymphocytic infiltrate and stromal fibrosis/hyalinization 
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-1399U
                             | 
                            
                                  41-50
                             | 
                            
                                  Female
                             | 
                             GTEX-1399U-1826 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, ductal lobular elements well-represented, delineated; lobular hyperplasia/atypical hyperplasia noted focally, ensquared
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-139D8
                             | 
                            
                                  21-40
                             | 
                            
                                  Female
                             | 
                             GTEX-139D8-0626 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; ducts and lobules present; 70% adipose content
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-139T6
                             | 
                            
                                  41-50
                             | 
                            
                                  Male
                             | 
                             GTEX-139T6-1626 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, fibroadipose tissue, no ductal elements identified
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-139T8
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-139T8-0826 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, gynecomastoid hyperplasia, prominent ducts (rep delineated), focal PASH (pseudoangiomatoid stromal hyperplasia)
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-139TS
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-139TS-2326 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; one piece is 5-% fat and 5-% stroma with ducts with sloughing epithelium, second is essentially entirely stroma/ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-139TT
                             | 
                            
                                  51-60
                             | 
                            
                                  Male
                             | 
                             GTEX-139TT-2426 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               2
                             | 
                              
                               2 pieces; fibroadipose tissue with no obvious ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-139TU
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-139TU-0626 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces; predominantly fat with 10-20% fibrous stroma and few ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-139UC
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-139UC-1826 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces sromal and (focal, delineated) ductal gynecomastoid hyperplasia
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-139UW
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-139UW-1826 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; ducts and fibrosis, gynecomastoid changes
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-139YR
                             | 
                            
                                  51-60
                             | 
                            
                                  Male
                             | 
                             GTEX-139YR-1126 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces; central defect in one piece, about 15% is fibrous stroma with few ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-13CF2
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-13CF2-2026 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, fibroadipose tissue, no ductal elements
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-13CF3
                             | 
                            
                                  61-70
                             | 
                            
                                  Female
                             | 
                             GTEX-13CF3-2126 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; ducts and atrophic lobules; 50 & 80% fat
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-13CIG
                             | 
                            
                                  51-60
                             | 
                            
                                  Male
                             | 
                             GTEX-13CIG-2726 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; adipose tissue without mammary ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-13CZU
                             | 
                            
                                  21-40
                             | 
                            
                                  Male
                             | 
                             GTEX-13CZU-1426 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces; fibrofatty tissue without ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-13CZV
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-13CZV-2826 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               2
                             | 
                              
                               2 pieces; fibrosis and ducts gynecomastoid hyperplasia
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-13D11
                             | 
                            
                                  51-60
                             | 
                            
                                  Female
                             | 
                             GTEX-13D11-1026 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               3 pieces, post menopausal atophy; duct & lobular elements delineated (rep)--small focus apocrine metplasia delineated and ensquared
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-13FH7
                             | 
                            
                                  51-60
                             | 
                            
                                  Female
                             | 
                             GTEX-13FH7-1826 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; fibrocollagenous stroma and few ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-13FHO
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-13FHO-0826 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; ~20 and 60% fat, remainder is fibrous tissue and ducts with mild gynecomastoid change
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-13FHP
                             | 
                            
                                  51-60
                             | 
                            
                                  Male
                             | 
                             GTEX-13FHP-0626 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; fibrofatty tissue with ducts
                             | 
                             
                               Acceptable
                             | 
                             |