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. 2023 Jul 10;10(26):2302174. doi: 10.1002/advs.202302174

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© 2023 The Authors. Advanced Science published by Wiley‐VCH GmbH

This is an open access article under the terms of the http://creativecommons.org/licenses/by/4.0/ License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

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Clinical observations. a) Slit‐lamp biomicroscopic, b) corneal fluorescein staining, c) lateral view slit‐lamp biomicroscopic, d) ultrasound biomicroscopic, and e) corneal topography images of alkali burn (AB) eyes at 8 h and 4 d post‐instillation of ATS (Ctrl), dexamethasone eye drop (Dex), and ACh+SB/Ce‐H nanoformulation and its components including SRCNs (Ce) and poly(l‐histidine) functionalized SRCNs (Ce─H), respectively. Scale bars in d) are 500 µm. The score gauge in a) is the grade of corneal haze. A dotted white line in b) marks the margin of wound; white arrow in c) represents abnormal blood vessels.