Polymeric micelles as carriers of diagnostic agents

被引:122
作者
Trubetskoy, VS [1 ]
机构
[1] Mirus Corp, Madison, WI 53711 USA
关键词
contrast agents; imaging; particulates; micelles; amphiphilic block copolymers; drug carriers;
D O I
10.1016/S0169-409X(98)00100-8
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
This review deals with diagnostic applications of polymeric micelles composed of amphiphilic block-copolymers. In aqueous solutions these polymers spontaneously form particles with diameter 20-100 nm. A variety of diagnostic moieties can be incorporated covalently or non-covalently into the particulates with high loads. Resulting particles can be used as particulate agents for diagnostic imaging using three major imaging modalities: gamma-scintigraphy, magnetic resonance imaging and computed tomography. The use of polyethyleneoxide-diacyllipid micelles loaded with chelated In-111/Gd3+ as well as iodine-containing amphiphilic copolymer in percutaneous lymphography and blood pool/liver imaging are discussed as specific examples. (C) 1999 Published by Elsevier Science B.V. All rights reserved.
引用
收藏
页码:81 / 88
页数:8
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