in the present investigation cns epinephrine ( epi ) biosynthesis was selectively interrupted with specific norepinephrine n-methyltransferase ( nmt ) inhibitors , sk & f 64139 ( smith , kline & french laboratories ) and ly 78335 ( eli lilly & co. research laboratories ) , to determine the effects of central epi depletion on basal and cold , thyrotropin-releasing hormone , and hypothalamic somatostatin antiserum induced thyrotropin ( tsh ) secretion in chronically cannulated rats .
C0020663
hypothalamic
C0037659
somatostatin