Endocrine Abstracts

Estrogen, through its receptors, plays an important role in regulation of spermatogenesis. The importance of estrogen is highlighted with the reports that environmental estrogens have deleterious effects on spermatogenesis and have been associated with declining sperm counts in men. Although estrogen receptors (ERα and ERβ) have been localised in the seminiferous epithelium; their precise roles are yet unclear as in vivo estradiol treatment would signal thro...