| 
                                  GTEX-ZAB5
                             | 
                            
                                  51-60
                             | 
                            
                                  Male
                             | 
                             GTEX-ZAB5-2526 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, poorly fixed with central cavity, both with ~10% fibrous tissue, no ductal elements
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZAJG
                             | 
                            
                                  51-60
                             | 
                            
                                  Female
                             | 
                             GTEX-ZAJG-0626 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces, fibrocystic changes. TDLUs, dilated ducts delineated (rep)
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZAK1
                             | 
                            
                                  51-60
                             | 
                            
                                  Female
                             | 
                             GTEX-ZAK1-1326 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, involuted TDLUs noted, rep ones delineated.  Fibrocystic changes
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZC5H
                             | 
                            
                                  41-50
                             | 
                            
                                  Female
                             | 
                             GTEX-ZC5H-2626 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, TDLUs well seen, ~10-15% of sections, rest fibro-fatty tissue
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZDTS
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-ZDTS-0626 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces; fibroadipose with no mammary ducts
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZDTT
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-ZDTT-2126 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces; fibrofatty tissue, no ductal elements noted.
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZDXO
                             | 
                            
                                  51-60
                             | 
                            
                                  Male
                             | 
                             GTEX-ZDXO-0126 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, both ~50% fibrous tissue (rep areas delineated); rest adipose.  No ductal elements
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZDYS
                             | 
                            
                                  51-60
                             | 
                            
                                  Male
                             | 
                             GTEX-ZDYS-1126 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, one piece ~15% fibrous tissue, defects centrally in both (poor fixation) , essentially no ductal elements. 
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZE7O
                             | 
                            
                                  51-60
                             | 
                            
                                  Female
                             | 
                             GTEX-ZE7O-1326 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               2
                             | 
                              
                               2 pieces; atrophic ducts; most adipose
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZE9C
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-ZE9C-2626 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, one with prominent focal gynecomastoid stromal and ductal hyperplasia; duct elements encircled; fibrous/stromal foci delineated (rep areas)
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZEX8
                             | 
                            
                                  51-60
                             | 
                            
                                  Male
                             | 
                             GTEX-ZEX8-2226 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces. Overly large pieces of fibroadipose tissue with central defects (holes).
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZF28
                             | 
                            
                                  61-70
                             | 
                            
                                  Male
                             | 
                             GTEX-ZF28-0626 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               2
                             | 
                              
                               2 pieces. No ducts; mostly adipose
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZF29
                             | 
                            
                                  61-70
                             | 
                            
                                  Female
                             | 
                             GTEX-ZF29-1926 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, fibrofatty tissue, epithelium represents <5%
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZF2S
                             | 
                            
                                  51-60
                             | 
                            
                                  Female
                             | 
                             GTEX-ZF2S-2026 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces. lobular neoplasia, grade 2 (atypical lobular hyperplasia).  
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZF3C
                             | 
                            
                                  51-60
                             | 
                            
                                  Female
                             | 
                             GTEX-ZF3C-2326 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces, each ~90% fat, ductal elements present
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZG7Y
                             | 
                            
                                  51-60
                             | 
                            
                                  Male
                             | 
                             GTEX-ZG7Y-1226 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces stromal hyperplasia delineated, ductal hyperplasia encircled (rep), both consistent with gynecomastoid hyperplasia
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZGAY
                             | 
                            
                                  41-50
                             | 
                            
                                  Female
                             | 
                             GTEX-ZGAY-1726 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, generalized fibrocystic changes
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZLFU
                             | 
                            
                                  41-50
                             | 
                            
                                  Male
                             | 
                             GTEX-ZLFU-2126 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces. One overly large piece with central holes. No ducts.  Adipose tissue with some fibrous bands
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZLV1
                             | 
                            
                                  61-70
                             | 
                            
                                  Female
                             | 
                             GTEX-ZLV1-1426 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces, atrophic duct lobular units delineated (rep).  Focal secretory metaplasia, ensquared.  Abundant fat, normal post-menopausal atrophy
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZLWG
                             | 
                            
                                  51-60
                             | 
                            
                                  Female
                             | 
                             GTEX-ZLWG-1926 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces, smaller is 70% fat, larger is 90% fat; epithelial component is <5%, focal microcalcification and fibrosis
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZP4G
                             | 
                            
                                  21-40
                             | 
                            
                                  Female
                             | 
                             GTEX-ZP4G-1826 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces, fibrocystic changes, fibrous mastopathy
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZPCL
                             | 
                            
                                  61-70
                             | 
                            
                                  Female
                             | 
                             GTEX-ZPCL-1926 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               1
                             | 
                              
                               2 pieces. Atrophic fibroadipose tissue with ducts & lobules. No sign of cancer or atypia.
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZPIC
                             | 
                            
                                  41-50
                             | 
                            
                                  Female
                             | 
                             GTEX-ZPIC-1126 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces, largely adipose stroma; few ductal/lobular elements, atrophic, are present, rep. ones delineated
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZPU1
                             | 
                            
                                  41-50
                             | 
                            
                                  Male
                             | 
                             GTEX-ZPU1-2226 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               0
                             | 
                              
                               2 pieces, adipose tissue with ~5% fibrous tissue, no ductal elements identified
                             | 
                             
                               Acceptable
                             | 
                             |                        
                        
                    
                        
                            | 
                                  GTEX-ZQG8
                             | 
                            
                                  61-70
                             | 
                            
                                  Female
                             | 
                             GTEX-ZQG8-0726 | 
                            
                               Mammary tissue (breast)
                             | 
                            PAXgene | 
                             
                               2
                             | 
                              
                               2 pieces. Atrophic: small ducts, no lobules.
                             | 
                             
                               Acceptable
                             | 
                             |