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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Effects of malathion and cadmium on acetylcholinesterase activity and metallothionein levels in the fish Seriola dumerilli
Fish Physiology and Biochemistry, Volume 32, No. 1, Year 2006
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Description
The potential use of acetylcholinesterase (AChE) and metallothionein (MT) responses as biomarker of organophosphorous (OPs) and trace metal were assessed in fish Seriola dumerilli exposed to 0, 4, 6 mg/kg of malathion for 2, 7 and 13 days, and to 0, 50, 100, 250 μg/kg of Cd for 2 days. Brain AChE was significantly inhibited after 2 and 7 days of malathion exposure, in a dose-response manner, but no inhibition was observed after 13 days of exposure. When exposed to Cd for 2 days, S. dumerelli presented an increase in AChE activity at a concentration of 50 μg/kg, but a strong and dose-dependent AChE inhibition at 100 and 250 μg/kg. Cd treatment also caused a rapid increase in MTs concentration in liver, even at the lower concentration. Our experiments indicate that the measurement of hepatic MT concentration and brain AChE activity in S. dumerilli would be useful biomarkers of OP and Cd exposure and/or effects. © Springer Science+Business Media B.V. 2006.
Authors & Co-Authors
Jebali, Jamel
Tunisia
Ecole Supérieure D'horticulture et D'elevage
Banni, Mohamed
Tunisia
Ecole Supérieure D'horticulture et D'elevage
Guerbèj, Hamadi
Tunisia, Tunis
University of Carthage, Institut National Des Sciences et Technologies de la Mer
de Almeida, Eduardo Alves De
Brazil, Sao Paulo
Universidade Estadual Paulista Júlio de Mesquita Filho
Bannaoui, A.
Morocco, Agadir
Faculté Des Sciences - Agadir
Boussetta, Hamadi
Tunisia
Ecole Supérieure D'horticulture et D'elevage
Statistics
Citations: 106
Authors: 6
Affiliations: 4
Identifiers
Doi:
10.1007/s10695-006-0041-2
ISSN:
09201742