HDAC1 and neoplasm: Furthermore, downregulation of NEAT1 could reduce NEAT1 level (Figure 9D, P<0.05) and the expression of p-AKT and HDAC1 (Figure 9F, P<0.05) in tumor tissues, while increase miR-524-5p expression (Figure 9E, P<0.05) and Ac-PTEN level (Figure 9F, P<0.05).