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. 2020 May 21;9(5):1562. doi: 10.3390/jcm9051562

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© 2020 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 (http://creativecommons.org/licenses/by/4.0/).

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Biochemical pathway of HO-1 in the chemoresistance and progression of brain cancer. This figure was drawn using the software CorelDraw and the vector image bank of Servier Medical Art (http://smart.servier.com/). Servier Medical Art by Servier is licensed under a Creative Commons Attribution 3.0 Unported License (https://creativecommons.org/licenses/by/3.0/).