Abstract
Varicocele causes dilation of the pampiniform plexus, the spermatic vein, and the collaterals leading to the iliac, and it is the most common etiology associated with male infertility. Previous studies from our laboratory showed that experimental varicocele, induced by partial ligation of the left renal vein in 40-day old rats for four weeks, down-regulates androgen receptor (AR) expressi…