Overcoming resistance to β-lactam antibiotics

RJ Worthington, C Melander - The Journal of organic chemistry, 2013 - ACS Publications
β-Lactam antibiotics are one of the most important antibiotic classes but are plagued by
problems of resistance, and the development of new β-lactam antibiotics through side-chain …

Molecular Events for Promotion of Vancomycin Resistance in Vancomycin Intermediate Staphylococcus aureus

Q Hu, H Peng, X Rao - Frontiers in microbiology, 2016 - frontiersin.org
Vancomycin has been used as the last resort in the clinical treatment of serious
Staphylococcus aureus infections. Vancomycin-intermediate S. aureus (VISA) was …

The two-component system WalKR provides an essential link between cell wall homeostasis and DNA replication in Staphylococcus aureus

LKR Sharkey, R Guerillot, CJ Walsh, AM Turner… - Mbio, 2023 - Am Soc Microbiol
Among the 16 two-component systems in the opportunistic human pathogen
Staphylococcus aureus, only WalKR is essential. Like the orthologous systems in other …

Revisiting the Role of VraTSR in Staphylococcus aureus Response to Cell Wall-Targeting Antibiotics

PB Fernandes, P Reed, JM Monteiro… - Journal of …, 2022 - Am Soc Microbiol
Exposure of Staphylococcus aureus to cell wall inhibitors leads to the activation of the
VraTSR three-component sensory regulatory system. This system is composed of VraS, a …

An interplay of multiple positive and negative factors governs methicillin resistance in Staphylococcus aureus

BL Bilyk, VV Panchal, M Tinajero-Trejo… - Microbiology and …, 2022 - Am Soc Microbiol
The development of resistance to β-lactam antibiotics has made Staphylococcus aureus a
clinical burden on a global scale. MRSA (methicillin-resistant S. aureus) is commonly known …

The msaABCR Operon Regulates the Response to Oxidative Stress in Staphylococcus aureus

S Pandey, GS Sahukhal, MO Elasri - Journal of bacteriology, 2019 - Am Soc Microbiol
Staphylococcus aureus has evolved a complex regulatory network that controls a multitude
of defense mechanisms against the deleterious effects of oxidative stress stimuli …

Analysis of the CodY RNome reveals RsaD as a stress‐responsive riboregulator of overflow metabolism in Staphylococcus aureus

Y Augagneur, AN King, N Germain‐Amiot… - Molecular …, 2020 - Wiley Online Library
In Staphylococcus aureus, the transcription factor CodY modulates the expression of
hundreds of genes, including most virulence factors, in response to the availability of key …

MsaB activates capsule production at the transcription level in Staphylococcus aureus

JL Batte, D Samanta, MO Elasri - Microbiology, 2016 - microbiologyresearch.org
Staphylococcus aureus produces several virulence factors that allow it to cause a variety of
infections. One of the major virulence factors is the capsule, which contributes to the survival …

The effect of subinhibitory concentration of chlorhexidine on the evolution of vancomycin-intermediate Staphylococcus aureus and the induction of mutations in walKR …

N Baseri, S Najar-Peerayeh, B Bakhshi - Infection, Genetics and Evolution, 2021 - Elsevier
The molecular mechanism underlying the development of vancomycin-intermediate
Staphylococcus aureus (VISA) remains unclear. The abuses of antibacterial compounds …

MsaB and CodY interact to regulate Staphylococcus aureus capsule in a nutrient-dependent manner

JL Batte, GS Sahukhal, MO Elasri - Journal of Bacteriology, 2018 - Am Soc Microbiol
Staphylococcus aureus has a complex regulatory network for controlling the production of
capsule polysaccharide. In S. aureus, capsule production is controlled by several regulators …