Fig. 2

The PCR–RFLP results of studied SNPs that shown by 3% agarose electrophoresis. A Results PCR–RFLP analysis of the EGFR rs712829 polymorphism with BseRI restriction enzyme at 37 °C/3 h. B Results PCR–RFLP analysis of the Exo1 rs1047840 polymorphism with MseI restriction enzyme at 65 °C/3 h. C Results PCR–RFLP analysis of the LEP rs7799039 polymorphism with HhaI restriction enzyme at 37 °C/2 h