MALAT1 and cholangiocarcinoma: MALAT1 RNA level was high in CHOL (cholangiocarcinoma), COAD (colon adenocarcinoma), KICH (kidney chromophobe), KIRC (kidney renal clear cell carcinoma), LIHC (liver hepatocellular carcinoma), LUSC (Lung squamous cell carcinoma), PRAD (prostate adenocarcinoma), whereas MALAT1 expression was low in BLCA (bladder urothelial carcinoma), BRCA (breast invasive carcinoma), ESCA (esophageal carcinoma), and UCEC (uterine corpus endometrial carcinoma; Figure 1(c)).