(A) Relative Nucleo-cytoplasmic index of mononuclear hepatocytes (µm). (B) Effect of microwave exposed feed on mean number of oval cells per unit area (10 cm2) in control and treated liver of adult mice after 28 days exposure of microwaves treated feed in different containers. Values are presented as Mean ± SEM, a = Control group vs treated groups, c = Glass group vs plastic group. ***P<0.001