in contrast , stage 10-11 condensing spermatids , testicular spermatozoa , cauda epididymal spermatozoa , as well as the anucleate structures associated with these later stages of spermatogenesis ( residual bodies and the cytoplasmic droplets of condensing spermatids and testicular spermatozoa ) , exhibit large nondiffusing fractions .
C0037864
spermatogenesis
C0037868
spermatozoa