Fabrication and biocompatible characterization of magnetic hollow capsules

Hong Zhang Xing Long Gong Ling Yun Hao Wan Quan Jiang

引用本文: Hong Zhang,  Xing Long Gong,  Ling Yun Hao,  Wan Quan Jiang. Fabrication and biocompatible characterization of magnetic hollow capsules[J]. Chinese Chemical Letters, 2008, 19(7): 877-880. doi: 10.1016/j.cclet.2008.05.002 shu
Citation:  Hong Zhang,  Xing Long Gong,  Ling Yun Hao,  Wan Quan Jiang. Fabrication and biocompatible characterization of magnetic hollow capsules[J]. Chinese Chemical Letters, 2008, 19(7): 877-880. doi: 10.1016/j.cclet.2008.05.002 shu

Fabrication and biocompatible characterization of magnetic hollow capsules

  • 基金项目:

    This work is financially supported by the National Natural Science Foundation of China (No.10672154) and National Science Fund of Ministry of Education of Anhui Province (No.2005KJ135).

摘要: Monodispersed Fe3O4/polypyrrole (PPy) hollow particles were synthesized via controllable in-sire deposition and polymerization techniques using poly(styrene-co-acrylic) (PSA) latex as template.Field-dependent magnetization plot illustrates that the capsules are superparamagnetic at 300 K.FTIR spectrum confirms that the myoglobin (Mb) molecule adsorbed on the surface of Fe3O4/PPy hollow particle essentially retains its native structure.Furthermore,direct electrochemistry of Mb can be realized on Fe3O4/PPy capsules modified pyrolytic graphite disk electrode,which indicates that the magnetic conductive polymer capsules can promote the electron transfer of protein.

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  • 收稿日期:  2007-12-24
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