Call for next-generation drugs that remove the uptake barrier to combat antibiotic resistance

B Peng, H Li, X Peng - Drug Discovery Today, 2023 - Elsevier
Existing antibacterial agents can be categorized into two generations, but bacterial
insensitivity towards both of these classes poses a serious public health challenge …

Bacterial metabolism and susceptibility to cell wall-active antibiotics

MR Keller, T Dörr - Advances in microbial physiology, 2023 - Elsevier
Bacterial infections are increasingly resistant to antimicrobial therapy. Intense research
focus has thus been placed on identifying the mechanisms that bacteria use to resist killing …

Reactive metabolic byproducts contribute to antibiotic lethality under anaerobic conditions

F Wong, JM Stokes, SC Bening, C Vidoudez… - Molecular cell, 2022 - cell.com
Understanding how bactericidal antibiotics kill bacteria remains an open question. Previous
work has proposed that primary drug-target corruption leads to increased energetic …

Mutations in rpoB That Confer Rifampicin Resistance Can Alter Levels of Peptidoglycan Precursors and Affect β-Lactam Susceptibility

Y Patel, V Soni, KY Rhee, JD Helmann - MBio, 2023 - Am Soc Microbiol
Bacteria can adapt to stressful conditions through mutations affecting the RNA polymerase
core subunits that lead to beneficial changes in transcription. In response to selection with …

Extracellular Matrix Rigidities Regulate the Tricarboxylic Acid Cycle and Antibiotic Resistance of Three‐Dimensionally Confined Bacterial Microcolonies

Y Han, N Jiang, H Xu, Z Yuan, J Xiu, S Mao… - Advanced …, 2023 - Wiley Online Library
As a major cause of clinical chronic infection, microbial biofilms/microcolonies in host tissues
essentially live in 3D‐constrained microenvironments, which potentially modulate their …

Sub-MIC antibiotics increased the fitness cost of CRISPR-Cas in Acinetobacter baumannii

T Yu, J Huang, X Huang, J Hao, P Zhang… - Frontiers in …, 2024 - frontiersin.org
Introduction The escalating prevalence of bacterial resistance, particularly multidrug-
resistant bacteria like Acinetobacter baumannii, has become a significant global public …

Strain-specific predation of Bdellovibrio bacteriovorus on Pseudomonas aeruginosa with a higher range for cystic fibrosis than for bacteremia isolates

C Saralegui, C Herencias, AV Halperin… - Scientific Reports, 2022 - nature.com
This work aimed to evaluate the predatory activity of Bdellovibrio bacteriovorus 109J on
clinical isolates of Pseudomonas aeruginosa selected from well-characterized collections of …

Quantifying Membrane Alterations with Tailored Fluorescent Dyes: A Rapid Antibiotic Resistance Profiling Methodology

AK Dubey, D Sardana, T Verma, P Alam… - ACS Infectious …, 2024 - ACS Publications
Accurate detection of bacterial antibiotic sensitivity is crucial for theranostics and the
containment of antibiotic-resistant infections. However, the intricate task of detecting and …

Metabolic changes associated with polysaccharide utilization reduce susceptibility to some β-lactams in Bacteroides thetaiotaomicron

R Nilson, S Penumutchu, FS Pagano, P Belenky - Msphere, 2024 - journals.asm.org
Antibiotic therapy alters bacterial abundance and metabolism in the gut microbiome, leading
to dysbiosis and opportunistic infections. Bacteroides thetaiotaomicron (Bth) is both a …

Bioenergetic suppression by redox-active metabolites promotes antibiotic tolerance in Pseudomonas aeruginosa

RD Horak, JA Ciemniecki, DK Newman - Proceedings of the National …, 2024 - pnas.org
The proton-motive force (PMF), consisting of a pH gradient and a membrane potential (ΔΨ)
underpins many processes essential to bacterial growth and/or survival. Yet bacteria often …