Glycosidase-activated prodrugs of a cytotoxic iron chelator for targeted cancer therapy†

IF 3.6 4区 医学 Q2 BIOCHEMISTRY & MOLECULAR BIOLOGY
Debashish Tomar, Axel Steinbrueck, Adam C. Sedgwick, Matthew S. Levine, Jonathan L. Sessler and Nils Metzler-Nolte
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Abstract

New glycoside-prodrugs based on the iron chelator deferasirox were designed. Selective enzymatic activation by glycosidases was observed within 24 hours, accompanied by cancer cell-selective cytotoxicity. Notably, derivative 3a, bearing a β-D-galactose moiety, showed promising selective activity against galactosidase overexpressing OvCar-3 cells (IC50 9.1 ± 1.6 μM) while maintaining low activity against fibroblast control GM5756 cells (IC50 > 100 μM).

Abstract Image

糖苷酶激活的细胞毒性铁螯合剂用于靶向癌症治疗的前药。
设计了以铁螯合剂去铁铁为基础的新型糖苷前药。24小时内观察到糖苷酶选择性激活,并伴有癌细胞选择性细胞毒性。值得注意的是,含有β-d-半乳糖片段的衍生物3a对半乳糖苷酶过表达的OvCar-3细胞(IC50为9.1±1.6 μM)表现出良好的选择性活性,而对成纤维细胞对照GM5756细胞(IC50为100 μM)保持较低的活性。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
CiteScore
5.80
自引率
2.40%
发文量
129
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