GAS5 and thyroid cancer: Common lncRNAs implicated in thyroid cancer include HOX antisense intergenic RNA (HOTAIR), papillary thyroid carcinoma susceptibility candidate 3, plasmacytoma variant translocation 1, metastasis associated lung adenocarcinoma transcript 1, growth arrest specific 5 (GAS5) and BRAF-activated non-protein coding RNA (111–114).