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. 2023 Apr 14;28(8):3455. doi: 10.3390/molecules28083455

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© 2023 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/).

PMC Copyright notice

(A) Response mechanism of ER-H to pH, and the relative two-photon fluorescence imaging of zebrafish in diverse pH. The column diagram is the relative intensity changes. Reproduced from 95 with permission of the Elsevier, copyright 2018. (B) The pH-response mechanism and photographs of CNER-pH under irradiation at 365 nm; fluorescence images of HeLa cells stained with CNER-pH stimulated with Hcy, tunicamycin or dexamethanose, and the corresponding quantitative data. Reproduced from [94] with permission of the Royal Society of Chemistry, copyright 2019.