Histopathological Alterations Caused by Insecticides (Chlorpyrifos) in Carp Fishes in Khost, Afghanistan

Histology is the study of tissues is an important sensitive term to find out the influence of chemical compounds on the organ that are targeted and be used to find the health and growth of fish in polluted ecosystem (Van Dye and Pieterse, 2008). Histopathology is the study in which when water is polluted, the effect of this pollution is studied on the body and various tissues of the fish when these tissues come in contact with these chemicals. It not only give information about the function of the body but also inform us about the pollution of the water. It give us an idea about the side effects of human activities by disturbing the environment (Banaee, 2013). When these fishes are studied for parameters that changes observed indicate the toxic effect of these chemicals (Sudova et al, 2009).