Fluorescence-Labeled Immunomicelles: Preparation, in vivo Biodistribution, and Ability to Cross the Blood-Brain Barrier

被引:12
作者
Yue, Jun [1 ,2 ]
Liu, Shi [1 ]
Wang, Rui [1 ,2 ]
Hu, Xiuli [1 ]
Xie, Zhigang [1 ]
Huang, Yubin [1 ]
Jing, Xiabin [1 ]
机构
[1] Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Polymer Phys & Chem, Changchun 130022, Peoples R China
[2] Chinese Acad Sci, Grad Sch, Beijing 100049, Peoples R China
基金
中国国家自然科学基金;
关键词
biodegradable; biodistribution; blood-brain barrier; micelles; OX26; AMPHIPHILIC BLOCK-COPOLYMERS; DRUG-DELIVERY; TRANSFERRIN RECEPTOR; MONOCLONAL-ANTIBODY; GENE-EXPRESSION; P-GLYCOPROTEIN; CANCER-THERAPY; NANOPARTICLES; TRANSPORTERS; TUMORS;
D O I
10.1002/mabi.201200037
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Multifunctional hybrid micelles are prepared from amphiphilic mal-PEG-b-PLA and mPEG-b-P(LA-co-DHC/RhB) block copolymers. A specific anti-transferrin receptor antibody, OX26, is linked onto the surface of the micelles. ELISA indicates that the conjugated antibody preserves its activity. OX26 conjugation can increase the uptake efficiency of micelles by target cell lines (C6). Pharmacokinetics and in vivo biodistribution experiments are carried out to investigate the ability of OX26-conjugated micelles (immunomicelles) to cross the bloodbrain barrier. The data show that the brain uptake of OX26-conjugated micelles is much more than that of OX26-free ones. Therefore, OX26-conjugated micelles will be promising drug carriers to cross the blood-brain barrier.
引用
收藏
页码:1209 / 1219
页数:11
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