FRESENIUS ENVIRONMENTAL BULLETIN, cilt.20, sa.6, ss.1452-1457, 2011 (SCI-Expanded)
It is well-known that environmental factors cause some changes in metabolisms of all living organisms. Such metabolic changes may take place in genetic structure, antioxidant mechanism, certain enzyme activities etc. The aim of this study was to assess the effects of increasing stock density on the activity of carbonic anhydrase (CA) enzyme in liver, muscle, gill and kidney tissues, and CYP 450 1A gene expression in muscle tissue of rainbow trout.