title: Serum levels of luteinizing hormone and gonadotropin-releasing hormone in cycling, castrated and anestrous ewes.
mesh_terms: D000818:Animals; D002369:Castration; D002587:Cesium Isotopes; D004958:Estradiol / Q000494:pharmacology; D004971:Estrus; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood; D007987:Gonadotropin-Releasing Hormone / Q000097:blood*; D007031:Hypothalamus / Q000098:blood supply; D007457:Iodine Radioisotopes; D007986:Luteinizing Hormone / Q000097:blood*; D010060:Ovulation; D010902:Pituitary Gland / Q000098:blood supply; D011247:Pregnancy; D011863:Radioimmunoassay; D011868:Radioisotopes; D012756:Sheep
chemical_list: D002587:Cesium Isotopes; D007457:Iodine Radioisotopes; D011868:Radioisotopes; D007987:Gonadotropin-Releasing Hormone; D004958:Estradiol; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone