The burden of hospital acquired infections and antimicrobial resistance

MK Abban, EA Ayerakwa, L Mosi, A Isawumi - Heliyon, 2023 - cell.com
The burden of Hospital care-associated infections (HCAIs) is becoming a global concern.
This is compounded by the emergence of virulent and high-risk bacterial strains such as" …

Cell wall deficiency–an alternate bacterial lifestyle?

JJ Lazenby, ES Li, CB Whitchurch - Microbiology, 2022 - microbiologyresearch.org
Historically, many species of bacteria have been reported to produce viable, cell wall
deficient (CWD) variants. A variety of terms have been used to refer to CWD bacteria and a …

[HTML][HTML] Advancing the scale of synthetic biology via cross-species transfer of cellular functions enabled by iModulon engraftment

D Choe, CA Olson, R Szubin, H Yang, J Sung… - Nature …, 2024 - nature.com
Abstract Machine learning applied to large compendia of transcriptomic data has enabled
the decomposition of bacterial transcriptomes to identify independently modulated sets of …

Peptidoglycan recycling promotes outer membrane integrity and carbapenem tolerance in Acinetobacter baumannii

N Islam, MI Kazi, KN Kang, J Biboy, J Gray, F Ahmed… - Mbio, 2022 - Am Soc Microbiol
ABSTRACT β-Lactam antibiotics exploit the essentiality of the bacterial cell envelope by
perturbing the peptidoglycan layer, typically resulting in rapid lysis and death. Many Gram …

Clonal transmission of polymyxin B-resistant hypervirulent Klebsiella pneumoniae isolates coharboring blaNDM-1 and blaKPC-2 in a tertiary hospital in China

M Tang, J Li, Z Liu, F Xia, C Min, Y Hu, H Wang… - BMC microbiology, 2023 - Springer
Background The prevalence of multidrug-resistant hypervirulent K. pneumoniae (MDR-
hvKP) has gradually increased. It poses a severe threat to human health. However …

Divergent Pseudomonas aeruginosa LpxO enzymes perform site-specific lipid A 2-hydroxylation

CE Hofstaedter, CE Chandler, CM Met, JJ Gillespie… - Mbio, 2024 - Am Soc Microbiol
Pseudomonas aeruginosa can survive in a myriad of environments, partially due to
modifications of its lipid A, the membrane anchor of lipopolysaccharide. We previously …

Mechanical stimuli activate gene expression via a cell envelope stress sensing pathway

CE Harper, W Zhang, J Lee, JH Shin, MR Keller… - Scientific Reports, 2023 - nature.com
Mechanosensitive mechanisms are often used to sense damage to tissue structure,
stimulating matrix synthesis and repair. While this kind of mechanoregulatory process is well …

Multi-approach methods to predict cryptic carbapenem resistance mechanisms in Klebsiella pneumoniae detected in Central Italy

A Cornacchia, A Janowicz, G Centorotola… - Frontiers in …, 2023 - frontiersin.org
The rapid emergence of carbapenem-resistant Klebsiella pneumoniae (Kp) strains in
diverse environmental niches, even outside of the clinical setting, poses a challenge for the …

Cell morphology as biomarker of carbapenem exposure

O Caliskan-Aydogan, C Zaborney Kline… - The Journal of …, 2024 - nature.com
Characterizing the physiological response of bacterial cells to antibiotics is crucial for
designing diagnostic techniques, treatment choices, and drug development. While bacterial …

Identification of a novel CG307 sub-clade in third-generation-cephalosporin-resistant Klebsiella pneumoniae causing invasive infections in the USA

S Selvaraj Anand, CT Wu, J Bremer… - Microbial …, 2024 - microbiologyresearch.org
Despite the notable clinical impact, recent molecular epidemiology regarding third-
generation-cephalosporin-resistant (3GC-R) Klebsiella pneumoniae in the USA remains …