siRNA targeting MALAT1 (si-MALAT1#1 and si-MALAT1 #2), siRNA negative control (si-NC), pcDNA, and E2F5 were bought from Genepharma (Shanghai, China). miR-1271-5p mimics (miR-1271-5p) and miR-NC, and miR-1271-5p inhibitor (anti-miR-1271-5p) and anti-miR-NC were purchased from RIBOBIO (Guangzhou, China). Cell transfection was performed using Lipofectamine 3000 (Invitrogen).
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