a study was made to compare the lh and fsh release patterns from isolated adult rat pituitaries in response to exposure to acidic extracts of rat hypothalamus or brain or to acidic extracts of gnrh-depleted hypothalamus , cerebral cortex , or cerebellum of adult ( 90-100 days old ) or young ( 14 days old ) rats of both sexes , using a continuous perifusion system .
C0023610
gnrh
C0020663
hypothalamus