A, B, C, D shows section of kidney of group 7 at the 5th week of the experiment. The kidney sections revealed severe congestion, degeneration and necrosis of renal parenchyma and renal tubules, infiltration of the inflammatory cells, absence of immature cancer cell aggregation (Damaged renal tubules: DRTs; Necrosis of renal tubules: NRTs; Glomeruli: G; Widening of glomerular wall: WGW). (A. X 4, B. X10, C.X20, D. X40). (H and E).