[HTML][HTML] Evolutionary history of Staphylococcus aureus influences antibiotic resistance evolution

A Fait, DI Andersson, H Ingmer - Current Biology, 2023 - cell.com
Antibiotic resistance often confers a fitness cost to the resistant cell and thus raises key
questions of how resistance is maintained in the absence of antibiotics and, if lost, whether …

Cryptic susceptibility to penicillin/β-lactamase inhibitor combinations in emerging multidrug-resistant, hospital-adapted Staphylococcus epidermidis lineages

X Ba, CL Raisen, O Restif, LM Cavaco… - Nature …, 2023 - nature.com
Global spread of multidrug-resistant, hospital-adapted Staphylococcus epidermidis lineages
underscores the need for new therapeutic strategies. Here we show that many S …

Subpopulations in Strains of Staphylococcus aureus Provide Antibiotic Tolerance

M Mashayamombe, M Carda-Diéguez, A Mira… - Antibiotics, 2023 - mdpi.com
The ability of Staphylococcus aureus to colonise different niches across the human body is
linked to an adaptable metabolic capability, as well as its ability to persist within specific …

Case studies in the assessment of microbial fitness: seemingly subtle changes can have major effects on phenotypic outcomes

SB Worthan, RDP McCarthy, MG Behringer - Journal of Molecular …, 2023 - Springer
Following the completion of an adaptive evolution experiment, fitness evaluations are
routinely conducted to assess the magnitude of adaptation. In doing so, proper …

Novel small-molecule compound YH7 inhibits the biofilm formation of Staphylococcus aureus in a sarX-dependent manner

Y Xiao, C Wan, X Wu, Y Xu, Y Chen, L Rao, B Wang… - Msphere, 2024 - Am Soc Microbiol
The emergence of antibiotic-resistant and biofilm-producing Staphylococcus aureus isolates
presents major challenges for treating staphylococcal infections. Biofilm inhibition is an …

Adaptive Laboratory Evolution of Staphylococcus aureus Resistance to Vancomycin and Daptomycin: Mutation Patterns and Cross-Resistance

V Gostev, O Kalinogorskaya, J Sopova, O Sulian… - Antibiotics, 2023 - mdpi.com
Vancomycin and daptomycin are first-line drugs for the treatment of complicated methicillin-
resistant Staphylococcus aureus (MRSA) infections, including bacteremia. However, their …

Meta-analysis Driven Strain Design for Mitigating Oxidative Stresses Important in Biomanufacturing

PV Phaneuf, SH Kim, K Rychel, C Rode… - ACS Synthetic …, 2024 - ACS Publications
As the availability of data sets increases, meta-analysis leveraging aggregated and
interoperable data types is proving valuable. This study leveraged a meta-analysis workflow …

The evolution of diverse antimicrobial responses in vancomycin-intermediate Staphylococcus aureus and its therapeutic implications

D Crozier, JM Gray, JA Maltas, RA Bonomo, KJ Card… - bioRxiv, 2023 - biorxiv.org
Staphylococcus aureus causes serious clinical infections, including bacteremia and
endocarditis. When clinicians suspect these diseases, they prescribe broad-spectrum …

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

LKR Sharkey, R Guerillot, C Walsh, AM Turner… - bioRxiv, 2023 - biorxiv.org
Among the 16 two-component systems (TCSs) in the opportunistic human pathogen
Staphylococcus aureus, only WalKR is essential. Like orthologous systems in other …

Case report: Prosthetic aortic valve endocarditis due to Staphylococcus epidermidis with acquired resistance in the walK gene

JG Cepeda, FL Perona, IB Sanchez, JC Calvo… - … and Infectious Disease, 2024 - Elsevier
We report the case of a patient with infective endocarditis on a prosthetic aortic valve due to
Staphylococcus epidermidis, not a candidate for prosthetic replacement surgery. After three …