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'https://openalex.org/W2391551422', 'https://openalex.org/W2388630107', 'https://openalex.org/W2387378149', 'https://openalex.org/W2358220590', 'https://openalex.org/W2026219787', 'https://openalex.org/W2020066213', 'https://openalex.org/W2016186275', 'https://openalex.org/W1997710054', 'https://openalex.org/W1994655278', 'https://openalex.org/W1897183072', 'https://openalex.org/W1792747020', 'https://openalex.org/W1599365594', 'https://openalex.org/W1573306281', 'https://openalex.org/W1525640730', 'https://openalex.org/W1518165341', 'https://openalex.org/W1503184599'], 'abstract_inverted_index': {'目的构建人胰腺癌抑制消减cDNA文库.方法从来源于同一标本的胰腺癌和癌旁正常组织分离poly(A)+': [0], 'RNA,经反转录后,利用抑制消减杂交(SSH)方法,通过两轮杂交和两次抑制PCR构建了两种组织间差异表达基因的cDNA消减文库.结果挑取500个克隆进行PCR扩增检测是否有插入片段,结果显示其中': [1], '457个克隆有插入片段,片段大小范围为': [2], '250~750': [3], 'pb.结论应用消减杂交的方法,再经适当的改进,在去除相同遗传背景的条件下,可以建立较特异的胰腺癌cDNA消减文库,该文库为进一步批量筛选胰腺癌发生的相关基因群并克隆胰腺癌相关表达基因,研究其胰腺癌发生的分子机理与生物学特性间的关系奠定了基础.': [4]}, 'cited_by_api_url': 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