Figure 2

Factor VIII/Ki-67 dual immunohistochemical staining. Combined immunohistochemical staining of Factor VIII (red) and Ki-67 (blue), 400×. (A) Factor VIII positive, non-proliferative microvessels (MVD), (B) Proliferating microvessels (pMVD) by Factor VIII/Ki-67 co-expression, indicated by arrows, C Glomeruloid Microvascular Proliferation (GMP).