Investigating the effects of microstructural changes induced by myocardial infarction on the elastic parameters of the heart

Figures

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  Fig. 1. Image of heart microstructure and the assumed microstructural geometry of our model

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  Fig. 2. 3D geometry healthy intact myocyte embedded in soft extracellular matrix with four blood vessels

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  Fig. 3. 3D geometry myocyte that has been injured as a result of infarction embedded in the stiffer collagen rich extracellular matrix with four blood vessels

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  Fig. 4. 2D cross-section showing a myocyte that has been injured as a result of infarction embedded in the stiffer collagen rich extracellular matrix with four blood vessels

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  Fig. 5. 2D geometry for healthy myocyte embedded in the healthy extracellular matrix with four blood vessels

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  Fig. 6. Shear \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$C_{44}$$\end{document}C44 versus porosity for both the healthy heart and the infarcted case

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  Fig. 7. Shear \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$C_{66}$$\end{document}C66 versus porosity for both the healthy heart and the infarcted case

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  Fig. 8. \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$E_{1}$$\end{document}E1 versus porosity for both the healthy heart and the infarcted case

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  Fig. 9. \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$E_{3}$$\end{document}E3 versus porosity for both the healthy heart and the infarcted case

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  Fig. 10. \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$E_1$$\end{document}E1 versus myocyte volume fraction for four different fixed fluid volume fractions

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  Fig. 11. \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$E_3$$\end{document}E3 versus myocyte volume fraction for four different fixed fluid volume fractions

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  Fig. 12. Shear \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$C_{44}$$\end{document}C44 versus myocyte volume fraction for four different fixed fluid volume fractions