noticeable are disturbances in the normal structure of the nuclear substance of both spermatogonia and spermatocytes , vacuolation of the nucleus and the cytoplasm , disrupture of the nuclear and cell membranes , decapitation of spermatids and spermatozoa with expressed lysis phenomena , and free lipid drops in the lumen .
C0010834
cytoplasm
C0007603
cell membranes