[major gonadotropin secreted by the adenohypophysis; luteinizing hormone regulates steroid production by the interstitial cells of the gonads; the preovulatory luteinizing hormone surge in females induces ovulation and subsequent luteinization of the follicle. ( CSP )] (UMLS (CSP) C0023607) =Amino Acid, Peptide, or Protein; Pharmacologic Substance; Hormone ; =[HS400] GONADOTROPINS; neuropeptide; [HS000] HORMONES / SYNTHETICS / MODIFIERS; =LUTEINIZING HORMONE 150 UNT; LUTEINIZING HORMONE 75 UNT;