because of rtg-r has galactose binding affinity , is present on surfaces of sertoli and developing meiotic and postmeiotic spermatogenic cells , and overlies a region of the intact acrosome on epididymal sperm , rtg-r may have a role in spermatogenesis and in events leading to sperm-egg recognition .
C0037868
sperm
C0037864
spermatogenesis