Figure 6. Effects of GSLS on histological changes in testes of D-gal-induced mice. Representative images at 400× magnification; bar indicates 50 μm. Black arrow head: Sertoli cell vacuolization. Yellow arrow head: interrupted basement membrane. n=3 per group. NG: normal group, MG: D-gal model group, GS-L: D-gal + low dosage of GSLS group, GS-H: D-gal + high dosage of GSLS group.