DNMT1 and varicocele: The relativefluorescence intensities of both DNMT1 (fertile: 72.03 ±8.00 vs. varicocele: 94.14 ± 10.3, P=0.11) and DMNT3A(fertile: 61.01 ± 16.5 vs. varicocele: 79.8 ± 16.3, P=0.43)were similar between the two groups.