title: Levels of hormones in the serum of cycling beef cows.
mesh_terms: D000305:Adrenal Cortex Hormones / Q000097:blood; D000818:Animals; D002417:Cattle / Q000502:physiology*; D004967:Estrogens / Q000097:blood; D004971:Estrus; D005260:Female; D007986:Luteinizing Hormone / Q000097:blood; D008722:Methods; D010060:Ovulation; D011247:Pregnancy; D011374:Progesterone / Q000097:blood; D011863:Radioimmunoassay; D014316:Tritium
chemical_list: D000305:Adrenal Cortex Hormones; D004967:Estrogens; D014316:Tritium; D011374:Progesterone; D007986:Luteinizing Hormone