CCND2 and cancer: qRT-PCR confirmed that JQ1 inhibited the expression of cancer stemness genes, including TP63, MET, CD44, FOSL1, AURKB, BANF1, BUB1B, CCND2, CDC20, CHAF1A, CKS1B, KIF22, MCM5, NCAPD2, and YAP116 (Fig. 1e).