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Cytoplasmic immunoexpression of VEGF and CD34 in stroma vessels of adenocarcinomas (a,c). Glomerular-like microvessels (b,d) and linear-like microvessels vessels are positive for cytoplasmic VEGF and CD34 in stroma vessels. Arrowheads indicate stroma vessels on adenocarcinoma stroma. Bar 50 µm. (A color version of this figure is available in the online journal.)
