NES and myocardial infarction: Several studies report nestin expression in various cardiac cell types: CPCs (constitutive expression) [50], mature cardiomyocytes (de novo synthesis after myocardial infarction) [51], mature ventricular fibroblasts [12], endothelial cells (de novo synthesis during myocardial infarction/hypertension [14,52] and other cell types.