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The expression of SPARC, VEGF, CD34 and Ki-67 in gastric cancer a. High expression of SPARC in stromal cells of intestinal gastric cancer; b. Strong expression of VEGF in the cytoplasm of gastric cancer cells; c. Expression of CD34 in endothelial cells of gastric cancer vessels; d. Ki-67 staining was in the nuclei of gastric cancer cells
