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. 2014 Dec 5;9(12):e114271. doi: 10.1371/journal.pone.0114271

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© 2014 Hua et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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(A) CIP encapsulated in PLGA magnetic nanoparticles after trigger release under OMF. (B) CIP encapsulated in PLGA magnetic microparticles after trigger release under OMF (arrow indicating crack on the surface of microparticles). (C) CIP encapsulated in PLGA microparticles after trigger release under OMF.