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FIGURE 2. A: Immunohistochemical staining of MMP-9 in a gastric cancer multitumor tissue array (magnification ×10). A, MMP-9 immunoreactivity is evident (2+) in the cytoplasm of the tumor cell. B, Immunohistochemical staining of MMP-9 in a gastric cancer multitumor tissue array (magnification ×10). B, MMP-9 negative immunostaining.
