title: Biochemical aspects of spermatozoa and their environment in the male reproductive tract.
mesh_terms: D000818:Animals; D001798:Blood Proteins; D002417:Cattle; D003270:Contraceptive Agents; D003687:Dehydroepiandrosterone / Q000032:analysis / Q000097:blood; D004822:Epididymis / Q000032:analysis / Q000502:physiology; D005837:Genitalia, Male / Q000378:metabolism*; D006801:Humans; D008297:Male; D011506:Proteins / Q000032:analysis; D012756:Sheep; D013094:Spermatozoa / Q000378:metabolism*; D013552:Swine; D013737:Testis / Q000032:analysis / Q000378:metabolism; D013739:Testosterone / Q000032:analysis / Q000097:blood; D014649:Vas Deferens / Q000032:analysis
chemical_list: D001798:Blood Proteins; D003270:Contraceptive Agents; D011506:Proteins; D013739:Testosterone; D003687:Dehydroepiandrosterone