DANCR and breast carcinoma: We first found that DANCR were overexpressed in all of the four breast cancer cell lines compared with in Hs578Bst cells, of them MCF-7 and T47D had about 10-folds of DANCR expression level, however MDA-MB-231 and MDA-MB-468 had over 50-folds of DANCR expression (Fig. 1B).