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. 2020 May 15;6(20):eaba1362. doi: 10.1126/sciadv.aba1362

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Copyright © 2020 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC).

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Fig. 2 — Acid-responsive prodrug release profiles of the FeCO-TPP@MSN nanomedicine under in vitro simulated conditions (A) and intramitochondrial ROS-responsive CO release profiles of the FeCO-TPP prodrug at different ·OH concentrations (B) are shown.