DIETING DECREASES PLASMA TRYPTOPHAN AND INCREASES THE PROLACTIN RESPONSE TO D-FENFLURAMINE IN WOMEN BUT NOT MEN

被引:49
作者
WALSH, AES [1 ]
OLDMAN, AD [1 ]
FRANKLIN, M [1 ]
FAIRBURN, CG [1 ]
COWEN, PJ [1 ]
机构
[1] UNIV OXFORD, LITTLEMORE HOSP, DEPT PSYCHIAT, PSYCHOPHARMACOL RES UNIT, LITTLEMORE OX4 4XN, ENGLAND
基金
英国惠康基金;
关键词
D-FENFLURAMINE; DIETING; TRYPTOPHAN; PROLACTIN; 5-HT;
D O I
10.1016/0165-0327(94)00078-N
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
We studied the effect of 3 weeks of moderate calorie restriction on 5-HT-mediated prolactin (PRL) release in healthy volunteers using the 5-HT-releasing agent d-fenfluramine. In women, dieting significantly lowered plasma total and free tryptophan (TRP) and increased the PRL response to d-fenfluramine. None of these measures were altered in men who dieted. These findings add to the data indicating that dieting alters brain 5-HT function in women, perhaps as a consequence of reducing the availability of plasma TRP.
引用
收藏
页码:89 / 97
页数:9
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