Methods:The GPI anchored protein was detected by indirect immunofluorescence method with a panel of monoclonal antibodies(CD 55 ,CD 59 ,CD 16 ,CD 58 ,HIR 2, CD 15 ,CD 2) in 22 PNH patients.

• 方法：应用一组单克隆抗体，采用免疫荧光法检测22例PNH患者粒细胞、红细胞、淋巴细胞的免疫表型。