title: Effect of sterilization methods on endothelium of homograft and heterograft valves.
mesh_terms: D000818:Animals; D001021:Aortic Valve / Q000166:cytology / Q000528:radiation effects / Q000637:transplantation*; D002021:Buffers; D002417:Cattle; D004847:Epithelial Cells; D004848:Epithelium / Q000528:radiation effects; D005557:Formaldehyde; D005615:Freezing; D006801:Humans; D008722:Methods; D008858:Microscopy, Phase-Contrast; D012756:Sheep; D013194:Staining and Labeling; D013242:Sterilization; D013552:Swine; D014021:Tissue Preservation; D014181:Transplantation Immunology; D014183:Transplantation, Heterologous; D014184:Transplantation, Homologous
chemical_list: D002021:Buffers; D005557:Formaldehyde