title: Structural and functional aspects of aging testis and sex accessory organs.
mesh_terms: D000368:Aged; D000375:Aging; D004958:Estradiol / Q000097:blood / Q000378:metabolism; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood; D005837:Genitalia, Male / Q000254:growth & development* / Q000502:physiology; D006801:Humans; D006965:Hyperplasia; D007986:Luteinizing Hormone / Q000097:blood; D008297:Male; D012098:Reproduction; D013737:Testis / Q000254:growth & development* / Q000473:pathology / Q000502:physiology; D013739:Testosterone / Q000097:blood / Q000378:metabolism
chemical_list: D013739:Testosterone; D004958:Estradiol; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone