Purified .alpha.-bungarotoxin was isolated by chromatography and made radioactive with tritium ([3H]acetamidino-.alpha.-bungarotoxin). Infusions of [3H].alpha.-bungarotoxin alone or preceded by tubocurarine or atropine were given into the 3rd ventricle. Two 12 or 24 h after injection the brains were prepared for autoradiography. Injections of .alpha.-bungarotoxin (radioinert) in buffer, or of 3H parathyroid hormone in buffer, served as controls. The presence of nicotinic-cholinergic neurons within the arcuate and basolateral regions of the hypothalamus including the supraoptic and suprachiasmatic nuclei and, in addition, the central nucleus of the amygdala was suggested.
机构:
UNIV CALIF, LAWRENCE BERKELEY LAB, LAB CHEM BIODYNAM, BERKELEY, CA 94720 USAUNIV CALIF, LAWRENCE BERKELEY LAB, LAB CHEM BIODYNAM, BERKELEY, CA 94720 USA
ETEROVIC, VA
;
BENNETT, EL
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UNIV CALIF, LAWRENCE BERKELEY LAB, LAB CHEM BIODYNAM, BERKELEY, CA 94720 USAUNIV CALIF, LAWRENCE BERKELEY LAB, LAB CHEM BIODYNAM, BERKELEY, CA 94720 USA
机构:
UNIV CALIF, LAWRENCE BERKELEY LAB, LAB CHEM BIODYNAM, BERKELEY, CA 94720 USAUNIV CALIF, LAWRENCE BERKELEY LAB, LAB CHEM BIODYNAM, BERKELEY, CA 94720 USA
ETEROVIC, VA
;
BENNETT, EL
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h-index: 0
机构:
UNIV CALIF, LAWRENCE BERKELEY LAB, LAB CHEM BIODYNAM, BERKELEY, CA 94720 USAUNIV CALIF, LAWRENCE BERKELEY LAB, LAB CHEM BIODYNAM, BERKELEY, CA 94720 USA