Defferentiation between the "critical period," the "activation period" and the "potential activation period" for neurohumoral stimulation of LH release in proestrous rats.
D000818:Animals; D004971:Estrus; D000431:Ethanol / Q000494:pharmacology; D005260:Female; D007031:Hypothalamus / Q000502:physiology; D007986:Luteinizing Hormone / Q000097:blood / Q000378:metabolism*; D018377:Neurotransmitter Agents / Q000502:physiology*; D010060:Ovulation / Q000187:drug effects; D010424:Pentobarbital / Q000494:pharmacology; D010634:Phenobarbital / Q000494:pharmacology; D010902:Pituitary Gland / Q000187:drug effects / Q000502:physiology; D011247:Pregnancy; D011863:Radioimmunoassay; D051381:Rats; D013997:Time Factors; D014520:Urethane / Q000494:pharmacology
D018377:Neurotransmitter Agents; D014520:Urethane; D000431:Ethanol; D007986:Luteinizing Hormone; D010424:Pentobarbital; D010634:Phenobarbital