These are the LINC00355/miR‐15a‐5p/HMGA2 axis [20] and LINC00355/miR‐34b‐5p/ABCB1 axis [18] in BCa, the LINC00355/miR‐1225/FNDC3B axis in GBM/LGG [10], the LINC00355/miR‐217‐5p axis [8] and LINC00355/miR‐6777‐3p/WNT10B axis [15] in HCC, and the LINC00355/miR‐195/CCNE1 axis in LUAD [11]. The gene discussed is HMGA2; the disease is glioblastoma.