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. 2021 Sep 8;29(2):351–365. doi: 10.1038/s41418-021-00858-0

Fig. 2. SE-associated NEAT1 is activated by ATF2.

Fig. 2

A Hockey stick plots of the rank order of H3K27ac signals for all enhancers in BMSCs during adipogenic differentiation. Inserted panels of selected GO functional categories of SE-associated genes. The red arrow indicates the NEAT1-related SE. B Integrative Genomics Viewer (IGV) of H3K27ac-seq with DNase-seq and Med1-seq read density in NEAT1 of undifferentiated BMSCs and BMSCs with multilineages differentiation (OB osteogenic differentiation, AD adipogenic differentiation). C Promoter/enhancer reporter assays in young/aged BMSCs validated the age-related promoter/enhancer function of NEAT1. D NEAT1 expression level of BMSCs transfected with normal control or si-ATF2 (left panel) and control vector or ATF2 plasmid (right panel). E ChIP assays showed ATF2 binding sites in the NEAT1 promoter/enhancer region of young/aged BMSCs. F, G ATF2 knockdown and overexpression showed a significant influence on NEAT1 promoter/enhancer region activity. The results were presented as means ± S.D. *p < 0.05; **p < 0.01; #p > 0.05 by Student’s t test and one-way ANOVA.