All the animals in the GNO group (12 < + 12 ,) and PSO group (11 < + 12 ,) were taken for histopathology
studies. Tissue samples of liver, heart, lungs, spleen, kidneys, ovary, testes, pancreas and G.I. tract were fixed,
processed, embedded and sectioned by conventional methods. Six micrometer sections stained with Myer's hematoxylin and eosin were examined under the light microscope for any changes in the tissues due to the
consumption of PSO. Statistical analysis of the data was carried out by students' `t ' test.