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Lin28 Immunohistochemical staining of gastroscope tissues in gastric patients (A–C) Lin28 expression are strong positive in representative slide (A, B, C is separately shown at 100×, 200×, 400× magnification). (D–F) Lin28 expression are almost negative in representative slide (D, E, F is separately shown at 100×, 200×, 400× magnification).
