DISTRIBUTION OF CORTISOL AMONG ITS FREE AND PROTEIN-BOUND FRACTIONS IN RAINBOW-TROUT (ONCORHYNCHUS-MYKISS) - EVIDENCE OF CONTROL BY SEXUAL-MATURATION

被引:24
作者
CALDWELL, CA
KATTESH, HG
STRANGE, RJ
机构
[1] UNIV TENNESSEE,DEPT ANIM SCI,KNOXVILLE,TN 37901
[2] UNIV TENNESSEE,DEPT FORESTRY WILDLIFE & FISHERIES,KNOXVILLE,TN 37901
来源
COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY A-PHYSIOLOGY | 1991年 / 99卷 / 04期
关键词
D O I
10.1016/0300-9629(91)90135-Y
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
1. Total cortisol concentrations did not differ in sexually matured female, male, and immature rainbow trout. 2. The per cent cortisol bound to a corticosteroid binding protein was greater in mature female fish (48.2%) than in mature male (16.0%) and immature fish (19.5%). 3. The mature female fish exhibited a lower percentage of free cortisol (21.8%) compared to mature males (44.8%) and immature fish (43.2%). 4. Parallel aspects of the teleostean cortisol binding-protein and the mammalian counterpart are compared and commented upon.
引用
收藏
页码:593 / 595
页数:3
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