Figure 1.

Representative photomicrographs of the kidney in Wistar rats after 28 days of oral administration of the polyherbal drug (×100). (a) Kidney tissue of the healthy control group which received distilled water. (b) Kidney tissues of the rats treated with hot water extract (1.0 g/kg). (c) Kidney tissues of the rats treated with water : acetone extract (0.5 g/kg). (d) Kidney tissues of the rats treated with water : acetone extract (1.0 g/kg). (e) Kidney tissues of the rats treated with water : acetone extract (1.5 g/kg).