Objective To study the effects of experimental varicocele on the apoptosis of spermatogenic cell in adolescent rats.Methods Experimental varicocele models were created by partial ligation of left renal vein in Sprague-Dawley(SD) male rats.The apoptosis of spermatogenic cells was detected by in situ terminal deoxylnucleotidyl transferase mediated-dUTP nick end labeling(TUNEL) technique.Results The incidence of apoptosis was increased significantly in experimental group than that in control group(P
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