Fig 28 - uploaded by Surjyo Jyoti Biswas
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2 (a) The Gills of normal control fish showed normal tissue architecture, prominent mucous cells, secondary lamellae, epithelial cells, and primary filaments at 45 days. (b) 20Â. The Gills of DM treated fish showed haemorrhage, degeneration of primary and secondary gill lamellae, vacuolar degeneration, lifting, and proliferation of epithelial cells. 20Â. (c) The Gills of DM+ A. indica treated fish showed less haemorrhage, less degeneration of primary and secondary gill lamellae, few vacuolar degeneration, and proliferation of epithelial cells. 40Â. (d) The Gills of only A. indica treated fish showed no few vacuolar degeneration, almost no degeneration of primary and secondary gill lamellae though few proliferation of cells were present. 20Â
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Organophosphorus compounds such as dimethoate (DM) widely used as pesticides due their less persistence in the environment, causes harmful effects in fish and other aquatic organisms. Alcoholic leaf extracts of Azadirachta indica (A. indica) were verified for their possible modulatory changes in fish (Anabas testudineus) by taking into consideratio...
