the stimulatory effect of serotonin , noradrenaline , acetylcholine , and histamine on hypothalamus-induced prolactin release was also increased when pituitaries were coincubated with 10 ( -7 ) m pge2 , as was the stimulatory effect of thyrotrophin-releasing hormone ( trh ) and hypothalamic extract ( he ) .
C0032002
pituitaries
C0040162
thyrotrophin-releasing hormone