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. 2023 Jan 3;24(1):834. doi: 10.3390/ijms24010834

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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/).

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Masson’s trichrome staining to observe changes in dermal collagen through optical microscopy; sham (A,A-1), WH (B,B-1), WH + açai berry (C,C-1). A 10× and 20× magnification is shown. Immunohistochemical analysis of VEGF (G) and TGF-β (K); sham (D,H), WH (E,I), WH + açai berry (F,J). A 75× magnification is shown. A demonstrative blot of lysates with a densitometric analysis for all animals is shown. Data are expressed as the mean ± SEM of N = 6 mice/group. *** p < 0.001 vs. sham; ### p < 0.001 vs. WH.