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J Environ Biol. 2009 Mar;30(2):303-6.

Studies on histopathological changes in the gill, liver and kidney of Channa punctatus (Bloch) exposed to Alachlor.

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Department of Zoology, Acharya Nagarjuna University, Nagarjunanagar, India.


Freshwater fish, Channa punctatus was exposed to sublethal concentration of a chloroacetanilide herbicide alachlor technical grade and lasso 50% EC for a period of 10 days. The histopathological changes in the gill include: necrosis, vacuolar degeneration, fusion and atrophy of primary and secondary gill lamellae. The tissue damages like degeneration of cytoplasm in hepatocytes, atrophy formation of vacuoles, rupture in blood vessels and disposition of hepatic cords are the histopathological changes observed in the liver. The changes in the kidney include: necrosis, swelling of renal tubules, cellular hypertrophy and granular cytoplasm.

[Indexed for MEDLINE]

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