INFLUENCE OF AGE AND HEPATIC BRANCH VAGOTOMY ON THE NIGHT DAY DISTRIBUTION OF FOOD-INTAKE IN RATS

被引:8
作者
DELPRETE, E
SCHARRER, E
机构
[1] Institute of Veterinary Physiology, University of Zurich, Zurich
来源
ZEITSCHRIFT FUR ERNAHRUNGSWISSENSCHAFT | 1993年 / 32卷 / 04期
关键词
AGE; NIGHT DAY DISTRIBUTION OF FOOD INTAKE; HEPATIC BRANCH VAGOTOMY; RAT;
D O I
10.1007/BF01611170
中图分类号
R15 [营养卫生、食品卫生]; TS201 [基础科学];
学科分类号
100403 ;
摘要
The aim of the present study was to investigate the influence of age and hepatic branch vagotomy on the night/day distribution of food intake in male rats. Food intake of young (age: 2 months) and aged (age: 13.5 months) hepatic branch vagotomized (HBV) and sham-vagotomized (SV) rats was measured at intervals of 6 h during the 12 h dark and the 12 h light phase. The results show that in rats the night/day ratio of food intake decreases with age and is not affected by hepatic branch vagotomy. However, the time-course of spontaneous diurnal food intake was influenced by hepatic branch vagotomy. The change in the night/day distribution of food intake might be due to age-related changes in the nucleus suprachiasmaticus of the hypothalamus.
引用
收藏
页码:316 / 320
页数:5
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