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. 2021 Dec 31;27(1):251. doi: 10.3390/molecules27010251

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© 2021 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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Photomicrograph showing histopathological variations of ventricle section of rabbit heart: (a) ADR-intoxicated group; (b) P.rubra 100 mg/kg + ADR; (c) P. rubra 200 mg/kg; (d) P. rubra 300 mg/kg + ADR. In comparison to the ADR-intoxicated group, less inflammatory cells, cardiomyocyte deterioration, infiltration and fibrosis were observed in a dose-dependent manner. Rectangular shape indicates enlarged cardiomyocytes, upward arrows indicate cellular infiltration, oval shape indicates cardiac fibrosis and downward arrows indicate dense normal cluster of cardiomyocytes. Magnification is ×100.