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. 2025 Sep 23;15:32664. doi: 10.1038/s41598-025-19853-3

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© The Author(s) 2025

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 5 — Descriptive photomicrographs of heart section from control rat. Showing histological pattern of branched cardiac muscles, longitudinally oriented normal cardiomyocytes (↑) with eosinophilic cytoplasm and oval nuclei with granular chromatin (wavy arrows). Note connective tissue between muscle fibers (↑). (H&E- Bar 50 μm and 20 μm), (A with magnification of 400 x and B with magnification of 1000 x).