MEG3 and breast cancer: In the present study, 13 lncRNAs (MEG3, SNHG16, MALAT1, PCAT-1, GHET, H19, UBC1, SPRY4-IT1, TUG1, UCA1, lincRNA-PRss16, BC039493 and GAS5) were selected as the candidate lncRNAs [9–20] because their dys-regulation has been previously reported in BC.