Hydroxybenzylidene-indolinones, c-di-AMP synthase inhibitors, have antibacterial and anti-biofilm activities and also re-sensitize resistant bacteria to methicillin and vancomycin
作者:Clement Opoku-Temeng、Neetu Dayal、Jacob Miller、Herman O. Sintim
DOI:10.1039/c6ra28443d
日期:——
aureus, Listeria monocytogenes and Streptococcus pneumoniae and could become an important antibacterial drug target. In our continuing efforts to identify diverse DAC inhibitors, we uncovered hydroxybenzylidene-indolinones as new DAC inhibitors. Interestingly, these compounds also possess antibacterial activities and inhibit biofilm formation. Importantly, methicillin-resistant Staphylococcus aureus
c-di-AMP信号传导可调节革兰氏阳性细菌和分枝杆菌的众多生理过程。c-di-AMP合酶(DAC)在许多人类病原体(包括金黄色葡萄球菌,单核细胞增生性李斯特菌和肺炎链球菌)中必不可少,并可能成为重要的抗菌药物靶标。在我们不断努力寻找各种DAC抑制剂的过程中,我们发现了羟基亚苄基-吲哚满酮类化合物是新的DAC抑制剂。有趣的是,这些化合物还具有抗菌活性并抑制生物膜的形成。重要的是,耐甲氧西林的金黄色葡萄球菌和耐万古霉素的粪肠球菌 可以通过羟基亚苄基-吲哚满酮分别对甲氧西林和万古霉素重新敏化。