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. 2021 May 22;12(6):600. doi: 10.3390/mi12060600

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Schematic illustration of the biodegradable wireless drug delivery. The release of antibiotics (orange spot) loaded on silk film (green substrate) would be enhanced by the remote-controlled Mg heater. Reproduced with permission from [8].