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Expression of GSTP and CK19 in adenomas. (A, B) GSTP staining; (C,D) CK19 staining and (E,F) H&E staining on serial sections from two micro-dissected adenomas. Note the presence of CK19+ and CK19− persistent GSTP+ adenomas in livers at 9 months after DENA initiation. Original magnification, ×40.
