Mechanisms of antimicrobial resistance in biofilms

HY Liu, EL Prentice, MA Webber - npj Antimicrobials and Resistance, 2024 - nature.com
Most bacteria in nature exist in aggregated communities known as biofilms, and cells within
a biofilm demonstrate major physiological changes compared to their planktonic …

Role played by the environment in the emergence and spread of antimicrobial resistance (AMR) through the food chain

EFSA Panel on Biological Hazards (BIOHAZ)… - Efsa …, 2021 - Wiley Online Library
The role of food‐producing environments in the emergence and spread of antimicrobial
resistance (AMR) in EU plant‐based food production, terrestrial animals (poultry, cattle and …

Association of quorum sensing and biofilm formation with Salmonella virulence: Story beyond gathering and cross-talk

K Rana, SR Nayak, A Bihary, AK Sahoo… - Archives of …, 2021 - Springer
Enteric fever (typhoid and paratyphoid fever) is a public health concern which contributes to
mortality and morbidity all around the globe. It is caused mainly due to ingestion of …

Biofilm characteristics and transcriptomic profiling of Acinetobacter johnsonii defines signatures for planktonic and biofilm cells

J Jia, X Xue, Y Guan, X Fan, Z Wang - Environmental Research, 2022 - Elsevier
Most bacteria in the natural environment have a biofilm mode of life, which is intrinsically
tolerant to antibiotics. While until now, the knowledge of biofilm formation by Acinetobacter …

Growth in a biofilm promotes conjugation of a blaNDM-1-bearing plasmid between Klebsiella pneumoniae strains

SJ Element, RA Moran, E Beattie, RJ Hall… - Msphere, 2023 - Am Soc Microbiol
Antimicrobial resistance (AMR) is a growing problem, especially in Gram-negative
Enterobacteriaceae such as Klebsiella pneumoniae. Horizontal transfer of conjugative …

Identification of pathways required for Salmonella to colonize alfalfa using TraDIS-Xpress

ER Holden, J Abi Assaf, H Al-Khanaq… - Applied and …, 2024 - Am Soc Microbiol
Enteropathogenic bacteria, such as Salmonella, have been linked to numerous fresh
produce outbreaks, posing a significant public health threat. The ability of Salmonella to …

From acute to persistent infection: revealing phylogenomic variations in Salmonella Agona

EV Waters, WWY Lee, A Ismail Ahmed… - PLoS …, 2024 - journals.plos.org
Salmonella enterica serovar Agona (S. Agona) has been increasingly recognised as a
prominent cause of gastroenteritis. This serovar is a strong biofilm former that can undergo …

Evolution of antimicrobial resistance in E. coli biofilm treated with high doses of ciprofloxacin

LL Nesse, AM Osland, B Asal, SS Mo - Frontiers in Microbiology, 2023 - frontiersin.org
The evolution of antimicrobial resistance (AMR) has mainly been studied in planktonic
bacteria exposed to sub-inhibitory antimicrobial (AM) concentrations. However, in a number …

Cefotaxime Exposure Selects Mutations within the CA-Domain of envZ Which Promote Antibiotic Resistance but Repress Biofilm Formation in Salmonella

E Trampari, C Zhang, K Gotts, GM Savva… - Microbiology …, 2022 - Am Soc Microbiol
Cephalosporins are important beta lactam antibiotics, but resistance can be mediated by
various mechanisms including production of beta lactamase enzymes, changes in …

Polyimidazolium protects against an invasive clinical isolate of Salmonella Typhimurium

KKZ Mon, Z Si, MB Chan-Park… - Antimicrobial agents and …, 2022 - Am Soc Microbiol
ABSTRACT Frequent outbreaks of Salmonella Typhimurium infection, in both animal and
human populations and with the potential for zoonotic transmission, pose a significant threat …