Evaluation of antibiotic resistance mechanisms in gram-negative bacteria

A Gauba, KM Rahman - Antibiotics, 2023 - mdpi.com
Multidrug-resistant Gram-negative bacterial infections are exponentially increasing, posing
one of the most urgent global healthcare and economic threats. Due to the lack of new …

Bacteriocins to thwart bacterial resistance in gram negative bacteria

S Telhig, L Ben Said, S Zirah, I Fliss… - Frontiers in …, 2020 - frontiersin.org
An overuse of antibiotics both in human and animal health and as growth promoters in
farming practices has increased the prevalence of antibiotic resistance in bacteria. Antibiotic …

A conserved zinc-binding site in Acinetobacter baumannii PBP2 required for elongasome-directed bacterial cell shape

C Micelli, Y Dai, N Raustad, RR Isberg… - Proceedings of the …, 2023 - National Acad Sciences
Acinetobacter baumannii is a gram-negative bacterial pathogen that causes challenging
nosocomial infections. β-lactam targeting of penicillin-binding protein (PBP)–mediated cell …

Genome-wide phage susceptibility analysis in Acinetobacter baumannii reveals capsule modulation strategies that determine phage infectivity

J Bai, N Raustad, J Denoncourt, T van Opijnen… - PLoS …, 2023 - journals.plos.org
Phage have gained renewed interest as an adjunctive treatment for life-threatening
infections with the resistant nosocomial pathogen Acinetobacter baumannii. Our …

Advanced glycation end-product crosslinking activates a type VI secretion system phospholipase effector protein

SJ Jensen, BJ Cuthbert, F Garza-Sánchez… - Nature …, 2024 - nature.com
Advanced glycation end-products (AGE) are a pervasive form of protein damage implicated
in the pathogenesis of neurodegenerative disease, atherosclerosis and diabetes mellitus …

Host defense peptide-mimicking β-peptide polymer displaying strong antibacterial activity against cariogenic Streptococcus mutans

Y Yang, Y Qian, M Zhang, S Hao, H Wang… - Journal of Materials …, 2023 - Elsevier
Cariogenic Streptococcus mutans (S. mutans) is a leading cause of bacterial-induced oral
diseases. Current strategies to kill bacteria based on Host defense peptide (HDP) mimicking …

Single deletion unmasks hidden anti-gram-negative bacterial activity of an insect defensin-derived peptide

B Gao, P Li, S Zhu - Journal of Medicinal Chemistry, 2024 - ACS Publications
Insect defensins are a large family of antimicrobial peptides primarily active against Gram-
positive bacteria. Here, we explore their hidden anti-Gram-negative bacterial potential via a …

[HTML][HTML] Bacterial envelope stress responses: essential adaptors and attractive targets

THS Cho, K Pick, TL Raivio - … et Biophysica Acta (BBA)-Molecular Cell …, 2023 - Elsevier
Millions of deaths a year across the globe are linked to antimicrobial resistant infections. The
need to develop new treatments and repurpose of existing antibiotics grows more pressing …

A peptidoglycan N-deacetylase specific for anhydroMurNAc chain termini in Agrobacterium tumefaciens

MC Gilmore, AK Yadav, A Espaillat, AA Gust… - Journal of Biological …, 2024 - ASBMB
During growth, bacteria remodel and recycle their peptidoglycan (PG). A key family of PG-
degrading enzymes is the lytic transglycosylases, which produce anhydromuropeptides, a …

Exploring BODIPY derivatives as photosensitizers for antibacterial photodynamic therapy

Q Shi, C Mou, Z **e, M Zheng - Photodiagnosis and Photodynamic Therapy, 2022 - Elsevier
There is an urgent need to develop efficient and safe antimicrobials to augment traditional
antibiotics for fighting drug-resistant bacteria. Antimicrobial photodynamic therapy (aPDT), is …