Histological changes of azadirachta indica (neem) on the liver of fresh water catfish heteropneustes fossilis
Introduction: The histological effects of Azadirachta indica (Neem) as a biopesticide, on the liver of Heteropneustes fossilis were determined. The histopathological changes induced in the liver were cytoplasmic vacuolization of the hepatocytes, blood vessel congestion, inflammatory leucocytic infiltration and necrosis. All these alterations in liver histology can be considered to monitor the water contaminated with biopesticides.