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. 2016 Sep 28;6:34054. doi: 10.1038/srep34054

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Copyright © 2016, The Author(s)

This work is licensed under a Creative Commons Attribution 4.0 International License. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in the credit line; if the material is not included under the Creative Commons license, users will need to obtain permission from the license holder to reproduce the material. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/

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Representative SEM images of SeNPs from strain ZYK^T (A), The scale is 0.5 μm. Energy dispersive X-ray spectroscopy (EDX) spectrum of the electron-dense SeNPs (B). Corresponding size distribution histograms (C). Dose-dependent inhibitions of SeNPs on the viability of cancer cell line H157 following 24 h exposure (D).