Methods Experimental varicocele models were created by partial ligation of left renal vein in Sprague-Dawley(SD) male rats.

• 方法通过部分结扎左肾静脉建立青春期大鼠左侧精索静脉曲张模型;用原位末端脱氧核苷酸转移酶标记法检测睾丸生精细胞凋亡。