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Representative STAT3 staining in BPH and PCa. (A–D) Immunohistochemical staining for STAT3 of representative benign tissue with different staining intensities cores. Scale bar = 500 μM. (E–H) Immunohistochemical staining for STAT3 of representative malignant tissue with different staining intensities cores. Arrows mark representative nuclear localization. Scale bar = 500 μM.
