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Immunofluorescence analysis for (A) CD68, (B) Tie2 and (C) merged images in hypoxic gastric cancer tissues, and (D) CD68, (E) Tie2 and (F) merged images in normoxic cancer tissues. Magnification, ×400. CD68, cluster of differentiation 68; Tie2, Tunica Interna endothelial cell kinase.
