Interestingly, expression of a few lncRNAs was consistently deregulated in the progesterone-treated breast tumor and cell line transcriptome data, viz.., DSCAM-AS1, PCED1B-AS1, RP11-21L23.2, RP11-363E7.4, and AC012358.8 (Fig. 1A). This evidence concerns the gene PCED1B and breast neoplasm.