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. 2020 Nov 4;8:589905. doi: 10.3389/fbioe.2020.589905

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Copyright © 2020 Chen, Wang, Sutrisno, Zeng, Kawazoe, Yang and Chen.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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TEM images of AuNPs: (a) AuNR40, (b) AuNR70, (c) AuNR110, (d) AuNS40, (e) AuNS70, (f) AuNS110. Scale bar: 100 nm. UV-visible spectra of AuNRs (g) and AuNSs (h).