Cross sections from testis, (A) control group with positive Feulgen reaction in the nucleus of spermatogonia and spermatocytes. (B, C, D and E) Testis of mint, AL, AM and AH treated group showing a decrease in The intensity of DNA blue color. (F, G and H) Testis of ALM, AMM and AHM group showing normal positive Feulgen reaction. (Feulgen staining technique, 200X).