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miR-155 expressions were assessed by RT-qPCR in (A) patient specimens and (C) multiple colorectal cancer cell lines (B). CTHRC1 expressions were assessed by RT-qPCR in (B) patient specimens and (D) multiple colorectal cancer cell lines. miR-155 expression, relative to U6 control, was determined using the 2−ΔΔCt method. P indicates patient.
