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Immunohistochemical analysis in the retinoblastoma tissues. A, Immunohistochemical analysis of AKAP12 and GFAP in retinoblastoma tissue. Retina (RE), Area of the retina outside of the tumor; retinoblastoma (RB), tumor region. B, Immunohistochemical analysis of vWF, AKAP12, GFAP, VEGF, HIF-1α, Ang1, claudin-1, and occludin expression in the RE (left) and RB (right) of retinoblastoma tissues. Scale bars, 50 μm.
