超顺磁性磁铁矿纳米粒子用乳糖酸（LA）进行了表面修饰，以提高其细胞内摄取和靶向肝细胞的能力。
Superparamagnetic magnetite nanoparticles were surface-modified with lactobionic acid (LA) to improve their intracellular uptake and ability to target hepatocytes.
主要介绍了国内外对生命体中的磁性纳米粒子的研究工作。
An overview is given of the research on magnetic nano particle in the living body.
磁性壳聚糖微球是一种有机—无机纳米复合粒子，具有磁性，在外加磁场作用下很容易进行分离和磁性导向。
Magnetic chitosan microsphere is a kind of organic-inorganic compound nanoparticle, which has magnetism and can be separated and oriented easily under applied magnetic field.
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