Methods APCR-based RFLP procedure was employed to detect the gene types of 212 patientes of Han descent population in the North of China.

• 方法选取年龄、性别匹配的中国北方汉族脑梗死患者212人，健康对照组179人，采用PCR技术和限制性内切酶片段长度多态性(RFLP)的方法检测基因型。