title: Plasma LH and testosterone in Zebu crossbred bulls after exposure to an estrous cow and injection synthetic GnRH;.
mesh_terms: D000818:Animals; D002417:Cattle; D004542:Ejaculation; D004971:Estrus; D005260:Female; D007987:Gonadotropin-Releasing Hormone / Q000494:pharmacology*; D007989:Libido / Q000187:drug effects; D007986:Luteinizing Hormone / Q000097:blood*; D008297:Male; D011247:Pregnancy; D012726:Sexual Behavior, Animal / Q000187:drug effects*; D013739:Testosterone / Q000097:blood*
chemical_list: D007987:Gonadotropin-Releasing Hormone; D013739:Testosterone; D007986:Luteinizing Hormone