Generally, indels rs34743033 and rs16430 were genotyped by PCR and polyacrylamide gel electrophoresis assay and SNPs rs2032582 and rs1045642 were genotyped by polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) assay in 110 Chinese AGC patients post-chemotherapy.
In this preliminary data, the association with MDR1 C3435T polymorphism and risk for developing H. pylori-related gastric cancer and peptic ulcer in Japanese was low.