METHODS: Using CHO cells which high express human CD59 as target cells, the phage 12 peptide library was screened for 5 rounds by competitive binding test.

方法：以高表达人CD59的中国仓鼠卵巢细胞（CHO）为靶细胞，采用竞争结合试验，对噬菌体随机12肽库进行5轮亲和筛选。

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AIM: To screen and identify the short-peptide which specifically bind to human CD59 so as to design short-peptide clamp with counteracting tumor escape activity.

目的：筛选并鉴定与人CD59分子特异结合的短肽，为设计具有拮抗CD59肿瘤逃逸活性的短肽封条奠定基础。

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ObjectiveTo establish a cell model expressing human mutant CD59 molecular, and study its biological activities.

目的建立表达人突变CD 59的细胞模型，初步研究其活性。

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