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. 2021 Jan 4;12:1–23. doi: 10.3762/bjnano.12.1

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Copyright © 2021, Schmidt et al.

This is an Open Access article under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0). Please note that the reuse, redistribution and reproduction in particular requires that the author(s) and source are credited and that individual graphics may be subject to special legal provisions.

The license is subject to the Beilstein Journal of Nanotechnology terms and conditions: (https://www.beilstein-journals.org/bjnano/terms/terms)

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Helium-ion micrograph showing an immunogold-labelled (arrows) proximal tubule in a mouse kidney. Scale bar is 200 nm. Reproduced from [15]. Copyright ©2013 Rice et al., distributed under the terms and conditions of the Creative Commons Attribution License CC BY 4.0., https://creativecommons.org/licenses/by/4.0/.