Increase with age in the hypothalamo-hypophyseal threshold to the inhibitory action of estrogens and the effect of pineal extract on this process.
D000375:Aging; D000818:Animals; D002369:Castration; D004054:Diethylstilbestrol / Q000008:administration & dosage / Q000494:pharmacology*; D005260:Female; D006984:Hypertrophy / Q000517:prevention & control; D007030:Hypothalamo-Hypophyseal System / Q000502:physiology*; D010053:Ovary / Q000502:physiology; D010870:Pineal Gland / Q000502:physiology*; D051381:Rats; D014020:Tissue Extracts / Q000494:pharmacology*
D014020:Tissue Extracts; D004054:Diethylstilbestrol