Fig. 4. NEAT1 promoted EMT and metastasis in A549 cells through HIF-2α. (A) NEAT1 expression in A549 cells. (B) Expressions of HIF-2α, E-cadherin, ZO-1, N-cadherin and Vimentin in A549 cells. (C) Cell migration and invasion detected with transwell assay. *P<0.05, **P<0.01.