... where development typically occurs outside of the female, and studies have shown that traits such as survival and behavior can be altered by both temperature and exposure to steroid hormones during development. In species with temperature-dependent sex determination (TSD), the fate of gonadal...

... nmol l –1 in immature fish. The increase in the activity of the PG-axis components had already initiated in the maturing adults while they were still in the Gulf of Alaska in winter. In the homing adults, the pituitary contents and the plasma levels of gonadotropins and plasma sex steroid hormones...

.... † Author for correspondence (e-mail: [email protected] ) * These authors contributed equally to this work 28 3 2006 © The Company of Biologists Limited 2006 2006 glucose glycolysis steroid hormone cardiac function inotropism calcium sarcoplasmic reticulum rainbow trout...

... for correspondence (e-mail: [email protected] ) 15 6 2005 © The Company of Biologists Limited 2005 2005 Crustacea Arthropoda calpain tissue distribution steroid hormone molting ecdysone gene expression mRNA ecdysone receptor DNA sequence amino acid sequence cloning cDNA muscle...

...Richard S. Farrar; Kenneth J. Rodnick SUMMARY The purpose of this study was to determine whether steroid hormones modulate cardiac function in rainbow trout ( Oncorhynchus mykiss Walbaum). We assessed the effects of exogenously administered steroids on isolated ventricle strips and report...