研究动态
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以ACE2-BRD4相互作用为目标,调节DNA修复和凋亡失控来治疗结肠直肠癌。

Targeting ACE2-BRD4 crosstalk in colorectal cancer and the deregulation of DNA repair and apoptosis.

发表日期:2023 Feb 18
作者: Shilan Zhang, Sabeeta Kapoor, Chakrapani Tripathi, Jorge Tovar Perez, Nivedhitha Mohan, Wan Mohaiza Dashwood, Ke Zhang, Praveen Rajendran, Roderick Dashwood
来源: npj Precision Oncology

摘要:

ACE2在结直肠癌患者中的过表达可能增加对SARS-CoV-2感染的易感性。我们报告了在人结肠癌细胞中进行ACE2-BRD4交互作用的敲除、强制过表达和药物抑制,以介导DNA损伤/修复和凋亡方面的显著变化。对于高ACE2和高BRD4表达预测生存不良的结直肠癌患者,全BET抑制需要考虑不同BET蛋白质的促病毒/抗病毒作用在SARS-CoV-2感染期间。©2023. 作者。
ACE2 overexpression in colorectal cancer patients might increase susceptibility to SARS-CoV-2 infection. We report that knockdown, forced overexpression, and pharmacologic inhibition in human colon cancer cells targeted ACE2-BRD4 crosstalk to mediate marked changes in DNA damage/repair and apoptosis. In colorectal cancer patients for whom high ACE2 plus high BRD4 expression is predictive of poor survival, pan-BET inhibition would need to consider proviral/antiviral actions of different BET proteins during SARS-CoV-2 infection.© 2023. The Author(s).