Ashraf Zarkan

The paper identifies a transient tolerant state in resuscitating cells that enhances survival against beta-lactam antibiotics, driven by prior stress history and suboptimal dosing.

The paper identifies YbjP as a lipoprotein partner for E. coli TolC, showing its interaction with TolC's periplasmic surface and N-terminal lipid moiety, and presents cryo-EM structures of related efflux pump complexes.

This study identifies a novel indole metabolite, I*, produced by TnaA in E. coli using nanoplasmonic SERS, without isolation or purification.