Upregulated transcripts in CRC tissues (red) include LINC01605-202, FIRRE-210, AC124067.2–203, LINC0219-201, LINC01605-201, AL355312.4–201, CYTOR-201, MIR4435-2HG-203, GATA2-AS1-201, SNHG5-255, MUC12-AS1-201, MUC12-AS1-202, ZFAS1-201, AL136131.3–201 and H19-203, while several other lncRNAs were downregulated (Fig. 4a). The gene discussed is FIRRE; the disease is colorectal carcinoma.