Aim In order to detect the relationship b etween methylene tetrahydrofolate reductase(MTHFR)gene C677T polymorphism and arte-riosclerotic cerebral infarction.

• 目的探讨亚甲基四氢叶酸还原酶(methylenetetrahydrofolatereductase,MTHFR)基因C677T多态性与脑梗死的关系。