Therapeutic Angiogenesis Using Basic Fibroblast Growth Factor in Combination with a Collagen Matrix in Chronic Hindlimb Ischemia

Figure 6

Immunohistochemical analysis for smooth muscle 𝛼-actin in ischemic hindlimbs 4 weeks after implantation. (a) No treatment; (b) bFGF; (c) CM; (d) bFGF-CM (bar=100 μm). (e) Histogram of the number of mature vessels in the ischemic, bFGF, CM, and bFGF-CM groups (^∗𝑃<0.05,^∗∗𝑃<0.01).

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