Figure 3. Histology of the testis of rat treated with MSG only showing a distorted testicular histology characterized by distorted seminiferous tubules (STd), damaged interstitium (Id), degenerated epithelium (Ed) and lumen devoid of spermatozoa (Ld). interstitium (I), seminiferous epithelium (E) and seminiferous lumen (L) H&E stain;(X400).