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[日]／福罔良博／／临床免疫．－1996．28（2）．－240～244C3a过敏毒素是补体系统活化时产生的，是由900cd碱性多肽组成。C3a具有收缩平滑肌、增加血管通透性等作用，但该文主要介绍其免疫抑制作用。1982年H6bbs报告C3a在大鼠体内有抑制抗体产生的活性。Mor召an证实C3a在人体
[Day] / Fu Li Liang Bo / clinical immunization. -1996.28 (2). -240 ~ 244C3a anaphylatoxins is generated when the complement system is activated, is composed of 900cd alkaline polypeptide. C3a has the function of contracting smooth muscle and increasing vascular permeability, but the article mainly introduces its immunosuppressive effect. In 1982, H6bbs reported that C3a inhibited antibody production in rats. Mor called C3a in the human body