Surface modification of functional nanoparticles for controlled drug delivery
Surface modification of functional nanoparticles for controlled drug delivery
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DOI:
10.1081/dis-120021803
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发表时间:
2003-01-01
影响因子:
2.2
通讯作者:
Kim, JH
中科院分区:
文献类型:
--
作者:
Choi, SW;Kim, WS;Kim, JH
Surface-modified nanoparticles have received much attention as drug carriers. Natural and synthetic polymers are used as the materials to prepare nanoparticles and the properties of these nanoparticles originate with these polymeric materials. In particular, these nanoparticles are modified for specific objectives. The surface characteristics of (shell) nanoparticles are more important than those of the core, because the shell layer directly contacts body fluids and organs. Generally, the nanoparticles are coated with hydrophilic polymer to give long circulation and/or are conjugated with functional ligands or proteins for site-specific delivery. In this review, the preparative methods and the applications of surface modification of polymeric functionalized nanoparticles for long-circulation, site-specific delivery, and oral delivery are discussed.