
Testis proper: endocrine portion
Leydig cells are readily identified in the interstitial tissue between the convoluted portions of the seminiferous tubules. Their vacuolated cytoplasm is typical of steroid-producing cells. Blood vessels and lymphatics are abundant in the interstitium surrounding these cells. 400x

Seminiferous tubules: convoluted portions
Leydig cells are readily identified in the interstitial tissue between the convoluted portions of the seminiferous tubules. Their vacuolated cytoplasm is typical of steroid-producing cells. Blood vessels and lymphatics are abundant in the interstitium surrounding these cells. 400x

Leydig cells
Leydig cells are readily identified in the interstitial tissue between the convoluted portions of the seminiferous tubules. Their vacuolated cytoplasm is typical of steroid-producing cells. Blood vessels and lymphatics are abundant in the interstitium surrounding these cells. 400x

Blood vessels & lymphatics
Leydig cells are readily identified in the interstitial tissue between the convoluted portions of the seminiferous tubules. Their vacuolated cytoplasm is typical of steroid-producing cells. Blood vessels and lymphatics are abundant in the interstitium surrounding these cells. 400x