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A cytotoxic amyloid oligomer self-triggered and NIR- enhanced amyloidosis therapeutic system
  • ISSN号:1000-4343
  • 期刊名称:《中国稀土学报》
  • 时间:0
  • 分类:O[理学]
  • 作者机构:[1]Laboratory of Chemical Biology and State Key Laboratory of Rare Earth Resource Utilization, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, China, [2]University of Chinese Academy of Sciences, Beijing 100039, China
  • 相关基金:This work was supported by the National Basic Research Program of China (Nos. 2011CB936004 and 2012CB720602), and the National Natural Science Foundation of China (Nos. 21210002, 21431007, 91413111, and 21401187).
中文摘要:

We report a new strategy for improving the efficiency of non-specific amyloidosis therapeutic drugs by coating amyloid-responsive lipid bilayers. The approach had drawn inspiration from amyloid oligomer-mediated cell membrane disruption in the pathogenesis of amyloidosis. A graphene-mesoporous silica hybrid (GMS)-supported lipid bilayer (GMS-Lip) system was used as a drug carrier, Drugs were well confined inside the nanocarrier until encountering amyloid oligomers, which could pierce the lipid bilayer coat and cause drug release. To ensure release efficiency, use of a near-infrared (NIR) laser was also introduced to facilitate drug release, taking advantage of the photothermal effect of GMS and thermal sensitivity of lipid bilayers. To facilitate tracking, fluorescent dyes were co-loaded with drugs within GMS-Lip and the NIR laser was used once the oligomer-triggered release had been signaled. Because of the spatially and temporally controllable property of light, the NIR-assisted release could be easily and selectively activated locally by tracking the fluorescence signal. Our design is based on arnyloidosis pathogenesis, the cytotoxic amyloid oligomer self-triggered release via cell membrane disruption, for the controlled release of drug molecules. The results may shed light on the development of pathogenesis- inspired drug delivery systems,

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期刊信息
  • 《中国稀土学报》
  • 中国科技核心期刊
  • 主管单位:中国科学技术协会
  • 主办单位:中国稀土学会
  • 主编:徐光宪
  • 地址:北京新街口外大街2号
  • 邮编:100088
  • 邮箱:jrechina@263.net
  • 电话:010-62014832
  • 国际标准刊号:ISSN:1000-4343
  • 国内统一刊号:ISSN:11-2365/TG
  • 邮发代号:2-612
  • 获奖情况:
  • 优秀科技期刊奖,中国科协择优资助期刊,中国科协期刊奖
  • 国内外数据库收录:
  • 美国化学文摘(网络版),荷兰文摘与引文数据库,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:12811