title: The first proestrus in the female rat: circulating steroid levels preceding and accompanying the preovulatory LH surge.
mesh_terms: D000728:Androgens / Q000097:blood*; D000818:Animals; D013196:Dihydrotestosterone / Q000097:blood; D004958:Estradiol / Q000097:blood*; D004971:Estrus; D005260:Female; D007986:Luteinizing Hormone / Q000097:blood*; D009929:Organ Size; D010053:Ovary; D011247:Pregnancy; D011359:Proestrus; D011374:Progesterone / Q000097:blood*; D051381:Rats; D013739:Testosterone / Q000097:blood; D013997:Time Factors
chemical_list: D000728:Androgens; D013196:Dihydrotestosterone; D013739:Testosterone; D011374:Progesterone; D004958:Estradiol; D007986:Luteinizing Hormone