In regard to mean serum leptin,explained infertile women had higher mean serumleptin level (33.13 ± 17.31) compared to unexplainedinfertile women (27.83 ± 25.29) and fertilewomen (31.27 ± 11.02), but the difference wasnot significant (P=0.070, Fig.1). This evidence concerns the gene LEP and Infertility.