Russian Journal of Ecology, Vol. 35, No. 2, 2004, pp. 128–130. Translated from Ekologiya, No. 2, 2004, pp. 152–155. Original Russian Text Copyright © 2004 by Nevalennyi, Bednyakov. SHORT COMMUNICATIONS Influence of Cadmium Ions on the Activities of Enzymes Responsible for Membrane Digestion in Carp A. N. Nevalennyi and D. A. Bednyakov Astrakhan State Technical University, ul. Tatishcheva 16, Astrakhan, 414025 Russia Received December 15, 2002 Key words: activity, hydrolysis, carp, cadmium, a-amylase, maltase, alkaline phosphatase. Today, even state-of-the-art industrial technologies the hazard presented by the corresponding agent. This cannot provide for ecologically clean production pro- can be helpful in assessing the consequences of long- cesses. As a result, industrial wastewaters containing term exposure to high concentrations of toxic sub- various toxic agents enter natural water bodies without stances for ﬁsh (for example, as a result of industrial due treatment and spread over large areas. One such pollution of land surface waters). agent is cadmium, whose ions can be adsorbed on solid The purpose of this work was to study the inﬂuence particles and transferred war away from the source. of cadmium ions at a toxic concentration of 0.25 mg/l Cadmium is hazardous because even its low concentra- (Luk’yanenko,
Russian Journal of Ecology – Springer Journals
Published: Oct 18, 2004
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