Research Article
Umbilical Cord-Derived Mesenchymal Stem Cells Relieve Hindlimb Ischemia through Enhancing Angiogenesis in Tree Shrews
Figure 4
Angiography (arterial CTA). Angiography was performed 21 days postoperatively. (a) The injection of 6 × 106 UC-MSCs significantly promoted angiogenesis. (b) Injection of 2 × 106 UC-MSCs showed less effectiveness.
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| (b) |