Methods H.pylori IgG antibodies were assessed by ELISA in 358 patients with ACS and 327 controls. Cytotoxin associated protein A(CagA)and VacA proteins were tested by Western-blot assay in the patients with H.pylori seropositivity.

• 方法采用ELISA方法检测358例ACS患者和327例健康对照者血清中的Hp-IgG,用Western-blot方法检测血清抗CagA抗体以及抗VacA抗体。