Many glycoproteins of lower and higher eucaryotes are attached to the plasma membrane by means of a glycosylphosphatidylinositol(GPI) .
很多高等和低等真核生物的糖蛋白是以糖基磷脂酰肌醇（GPI）锚定的方式被连接在质膜上。
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Objective:To investigate the expression of glycosylphosphatidylinositol anchored proteins(GPI AP:CD55, CD59) on peripheral erythrocytes and granulocytes in patients with myelodysplastic syndrome(MDS).