HOTAIR and breast cancer: Fox example, HOX transcript antisense RNA (HOTAIR) was highly expressed in breast cancer samples [7], Metastasis-Associated Lung Adenocarcinoma Transcript 1 (MALAT1) related with metastasis and survival in early-stage non-small cell lung cancer (NSCLC) [8], and Colon Cancer-Associated Transcript 2 (CCAT2) overexpressed in microsatellite-stable colorectal cancer [9].