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Expression of αvβ3, αvβ5, NRP-1 and EGFR in A549 cells and xenografts. (A) αvβ3, αvβ5, NRP-1 and EGFR expression in A549 cells was determined by flow cytometry. (B) αvβ3, αvβ5, NRP-1 and EGFR expression in mouse xenografts was determined by immunofluorescence staining. NRP-1, neuropilin-1; EGFR, epidermal growth factor receptor; EG, experimental group; CG, control group. Magnification, ×400; Scale bars=50 µm.
