Fig. 8
An excised heart of a canine treated with c-kit-positive cardiac stem cells (CSC group). a The excised canine heart of the CSCs group was exposed by the cerium anode X-ray system. b This is a magnified image of (a). Numerous microvessels were visualized at the ischemic area in all canines in the CSC group. These newly formed vessels are characterized by irregularities as indicated by white arrows