Toxicological Investigations of Aristolochia longa Root Extracts

Figure 17

(a) The 6^th day of the treatment at a concentration of 0.8 g/kg. Normal structures (magnification ×20). (b) The 11^th day of the treatment at a concentration of 1.25 g/kg. Normal structures (glands and villi) (magnification ×20).

(a)

(b)