(A–E) Representative images of infarcted sections performed by immunohistochemical staining of CD31 (red arrows refer to newly formed blood vessels in the infarcted area). (A) PBS, (B) Gel, (C) Gel + B/SF, (D) Gel + V, (E) Gel + B/SF + V. (F) Quantified number of vessels in the infarct area (n = 6, *p < 0.05, ***p < 0.001). (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)