title: Ageing and reproduction in the male.
mesh_terms: D000293:Adolescent; D000328:Adult; D000375:Aging; D000728:Androgens / Q000502:physiology / Q000652:urine; D000818:Animals; D002417:Cattle; D002648:Child; D004261:DNA Replication; D004777:Environment; D007172:Erectile Dysfunction; D004967:Estrogens / Q000502:physiology; D005804:Genes, Lethal; D006801:Humans; D007248:Infertility, Male; D007315:Insemination, Artificial; D008297:Male; D008875:Middle Aged; D009154:Mutation; D009948:Orgasm; D012098:Reproduction; D012730:Sex Chromosomes; D012725:Sexual Behavior; D013094:Spermatozoa / Q000254:growth & development; D013737:Testis / Q000254:growth & development / Q000378:metabolism; D013739:Testosterone / Q000378:metabolism
chemical_list: D000728:Androgens; D004967:Estrogens; D013739:Testosterone