Representative images of immunofluorescence staining of CD31 in mouse vasculature in tumor sections.
(A) Untreated control (B) Placebo-treated (C) VEGFR1(D1-D3)-Fc-treated (D) Aflibercept-treated (E) RNV66-treated (F) VEGFR1(
D1-D3)-Fc plus RNV66-treated tumor. All images were captured in high power field, under 40 x magnification. Scale bar=100μm.