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. 2021 Aug 13;12:4917. doi: 10.1038/s41467-021-25203-4

Fig. 7. p65 regulates A3A and pro-inflammatory gene expression after DNA damage.

Fig. 7

a p65 localization in MCF10A cells after HU + ATRi treatment. Scale bar: 10 μm. b Quantification of nuclear p65 in MCF10A cells treated with HU + ATRi for 32 h. Mean values ± SD (n = 3). **P < 0.01 (two-tailed Welch t-test). c MCF10A cells were treated with HU and/or ATRi for 32 h and the levels of IkBα, p65, Chk1-pS345, and γH2AX were analyzed by western blotting. d p65 ChIP was performed in MCF10A cells treated with HU + ATRi. p65 binding at A3A promoter was determined by qPCR. The results are representative of three independent experiments and qPCR was done in triplicate. Mean values ± SD. ****P < 0.0001 (two-tailed Welch t-test). e A3A mRNA level quantification after HU + ATRi for 32 h in BICR6 WT or knockout for p65. Mean values ± SD (n = 3). ***P < 0.001 (two-tailed Welch t-test). f BICR6 cells were transfected with CTL or p65 siRNA for 40 h following by HU + ATRi treatment for 32 h. A3A expression level was determined by RT-qPCR. Mean values ± SD (n = 3). **P < 0.01 (two-tailed Welch t-test). g Heat maps of inflammatory genes expression level in BICR6 WT or p65 KO treated with HU + ATRi. h BICR6 cells were transfected with CTL or p65 siRNA for 18 h following by IR + ATRi treatment for 72 h. A3A expression level was determined by RT-qPCR. Mean values ± SD (n = 3). ****P < 0.0001 (two-tailed Welch t-test). i The A3A mRNA was quantified in unchallenged BICR6 and MCF10A cells. Mean values ± SD (n = 3). **P < 0.01 (two-tailed Welch t-test). j Quantification of nuclear p65 in the BICR6 and MCF10A cells in unchallenged conditions. Mean values ± SD (n = 3). ****P < 0.0001 (two-tailed Welch t-test). k The A3A mRNA was quantified in the indicated cell lines in unchallenged conditions. Mean values ± SD (n = 3). ***P < 0.001 (two-tailed Welch t-test). i BICR6 cells were transfected with indicated siRNA for 40 h followed by HU + ATRi treatment for 32 h. A3A expression level was determined by RT-qPCR. Mean values ± SD (n = 3). **P < 0.01 (two-tailed Welch t-test). Source data are provided as a Source Data file.