Fig. 3

Representative images for 5-meC (a, b) and DNMT1 (c, d) in breast cancer stroma (a) tumor cells and tumor stromal cells showing a positive reaction to 5-meC, b tumor cells positive for 5-meC, but with spindle cells (arrow) negative to 5-meC within the stroma. c Tumor cells and tumor stromal cells were positive for DNMT1; d tumor cells positive to DNMT1, but with negative stromal cells