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Cardiospheres increase myocardial perfusion of the infarcted zone assessed by CFR (A) and MRI (1st pass sequences) (B). Representative images of arterioles and capillaries in the peri-infarcted area in CSp- and placebo-treated pigs (C). Arteriolar density is increased in the infarcted (D) and border zones but not in the remote zone. Capillary density (E) is increased in the peri-infarct zone but not in the remote zone. (N=7 per groups)
