Humanization of fibroblast growth factor 1 single-chain antibody and validation for its antitumorigenic efficacy in breast cancer and glioma cells.

Humanization of fibroblast growth factor 1 single-chain antibody and validation for its antitumorigenic efficacy in breast cancer and glioma cells.
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成纤维细胞生长因子 1 单链抗体的人源化及其对乳腺癌和神经胶质瘤细胞的抗肿瘤功效的验证。

DOI:
10.1111/jcmm.13547
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发表时间:
2018-06
影响因子:
5.3
通讯作者:
Zhu XJ
Zhu XJ
中科院分区:
医学2区
文献类型:
--
作者:
He XX;Du S;Gao SQ;Chen JY;Cao RJ;Xing ZK;Kazim ARS;Yu HL;Zheng QC;Zhu XJ

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单链可变片段(scFv)抗体是具有高抗原结合亲和力的最小免疫球蛋白。我们以前报道过成纤维细胞生长因子1在肿瘤的发生发展中起着关键的作用,并且产生的小鼠单链抗体(mscFv1C9)可以在体外和体内有效地抑制癌细胞的增殖。在这里,我们使用结构引导的互补决定区移植策略进一步人源化该scFv(hscFv1C9)。纯化的hscFv1C9保持了与mscFv1C9相似的抗原结合亲和力和特异性,并且能够在体外和体内抑制不同肿瘤的生长。这些数据有力地表明hscFv1C9具有抗肿瘤潜力。
Single‐chain variable fragment (scFv) antibodies are the smallest immunoglobulins with high antigen‐binding affinity. We have previously reported that fibroblast growth factor 1 played pivotal roles in cancer development and generated a mouse scFv (mscFv1C9) could effectively prohibit cancer cell proliferation in vitro and in vivo. Here, we further humanized this scFv (hscFv1C9) using a structure‐guided complementarity determining region grafting strategy. The purified hscFv1C9 maintained similar antigen‐binding affinity and specificity as mscFv1C9, and it was capable of inhibiting growth of different tumours in vitro and in vivo. These data strongly suggested that hscFv1C9 has antitumour potentials.
DOI: 10.1152/ajpendo.00089.2006
发表时间: 2007-03-01
影响因子: 5.1
作者:
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