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. 2015 Feb 27;13:17. doi: 10.1186/s12951-015-0066-8

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© Du et al.; licensee BioMed Central. 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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(a) Typical size distribution analysis of CSH-DTX by dynamic light scattering technique (b) transmission electron microscope (TEM) imaging of CSH-DTX (c) scanning electron microscope (SEM) imaging of CSH-DTX.