alterations in the scrotal testis were , however , maturational and included differentiation of sertoli-to-sertoli cell junctional specializations , profusion of smooth endoplasmic reticulum , convolution of nuclear profiles , development of vacuolar components of the nucleolus , and an overall change in cell shape in response to proliferation of germinal cells .
C0230789
smooth endoplasmic reticulum
C0007634
cell