Both qRT‐PCR and Western blot results showed that overexpression of wild‐type NEAT1 upregulated HOXA13 expression in osteosarcoma cells, whereas mutant‐type NEAT1 did not disrupt base pairing between NEAT1 and miR‐34a‐5p (Figure 5e and f). The gene discussed is NEAT1; the disease is osteosarcoma.