MALAT1 and colorectal cancer: lncRNAs KCNQ1OT1, HOX transcript antisense RNA (HOTAIR), and metastasis-associated lung adenocarcinoma transcript 1 (MALAT1) have been dysregulated in colorectal cancer (Kogo et al., 2011; Xu et al., 2011; Niinuma et al., 2012).