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Expression of VEGF-A in human gastric adenocarcinoma tissues and paracancerous tissues. A. Shows the immunohistochemical staining of VEGF-A expression in human gastric adenocarcinoma tissues and paracancerous tissues (all images were taken at 400 × magnification). B and C. Reveal the differences in expression levels of VEGF-A in tumor tissues and paracancerous tissues based on the histological score.
