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. 2019 Nov 21;236(3):531–539. doi: 10.1111/joa.13117

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© 2019 The Authors. Journal of Anatomy published by John Wiley & Sons Ltd on behalf of Anatomical Society

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

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Relative composition of subcellular cardiomyocyte compartments. (A) Volume fractions of myofibrils (Mf), mitochondria (Mi), nuclei (Nuc) and free sarcoplasm (Sp) for control and DOCA group in subepicardial, midmyocardial and subendocardial left ventricle wall. Volume fractions were related to the cardiomyocyte as the reference volume. (B) Representative electron micrographs of cardiomyocyte ultrastructure corresponding to the data shown in (A). Each symbol represents the data of a single animal; horizontal bars represent group means. Cap, capillary; CM, cardiomyocytes; Int, interstitium.