title: Levels of luteinizing hormone and progesterone during the estrous cycle and early pregnancy in mares.
mesh_terms: D000818:Animals; D004031:Diestrus; D004971:Estrus; D005260:Female; D006736:Horses / Q000502:physiology*; D007986:Luteinizing Hormone / Q000097:blood*; D010053:Ovary / Q000502:physiology; D010173:Palpation; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000097:blood*; D013997:Time Factors
chemical_list: D011374:Progesterone; D007986:Luteinizing Hormone