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A群链球菌( GAS) C5a肽酶( SCPA)是促使GAS局部感染建立的主要表面毒力蛋白因子,为主要的疫苗候选物。作者通过建立一种敏感、特异的ELISA方法来检测人血清抗SCPA抗体,以证明人体对其具有强烈的免疫应答,并研究抗SCPA免疫应答与抗链球菌溶血素O抗体( ASO)和抗DNase B抗体间的相
Group A Streptococcus (GAS) C5a peptidase (SCPA) is a major surface-virulence factor that contributes to the establishment of GAS infection and is a major vaccine candidate. The authors tested human serum anti-SCPA antibody by establishing a sensitive and specific ELISA method to prove that the human body has a strong immune response to it and studied the relationship between anti-SCPA immune response and anti-streptozotocin O antibody (ASO) and anti-DNase B antibody phase