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Immunohistochemical staining for VCAN in cancerous bladder tissue. (A1–A3) Negative staining in urinary bladder carcinoma. (B1–B3) Weak staining in non-muscle-invasive urinary bladder carcinoma. (C1–C3) Strong staining in muscle-invasive urinary bladder carcinoma. Magnification: the original magnification ×40 (A1–C1), ×100 (A2–C2), and ×200 (A3–C3).
