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Assessment of myocyte area fraction in the infarct area. Panels (A–C) illustrate representative examples of scar in Masson’s trichrome-stained, vehicle-treated (A), CD45+ hematopoietic stem cell-treated (B), and very small embryonic-like stem cell-treated (C) hearts. Magnification, ×600. Quantitative data are presented in (D). Data are mean ± SEM. n = 11–14 mice per group. *, p < .05 versus group II.
