The Art of War with Pseudomonas aeruginosa: Targeting Mex Efflux Pumps Directly to Strategically Enhance Antipseudomonal Drug Efficacy

A Avakh, GD Grant, MJ Cheesman, T Kalkundri, S Hall - Antibiotics, 2023 - mdpi.com
Pseudomonas aeruginosa (P. aeruginosa) poses a grave clinical challenge due to its
multidrug resistance (MDR) phenotype, leading to severe and life-threatening infections …

Antimicrobial Drug Efflux Pumps in Pseudomonas aeruginosa

XZ Li, P Plésiat - Efflux-mediated antimicrobial resistance in bacteria …, 2016 - Springer
Pseudomonas aeruginosa is a major opportunistic pathogen that exhibits high-level intrinsic
and acquired multiple antimicrobial resistance. In addition to the accumulation of individual …

Molecular determinants of avoidance and inhibition of Pseudomonas aeruginosa MexB efflux pump

S Gervasoni, J Mehla, CR Bergen, IV Leus, E Margiotta… - Mbio, 2023 - Am Soc Microbiol
Transporters of the resistance-nodulation-cell division (RND) superfamily of proteins are the
dominant multidrug efflux power of Gram-negative bacteria. The major RND efflux pump of …

Target (MexB)- and Efflux-Based Mechanisms Decreasing the Effectiveness of the Efflux Pump Inhibitor D13-9001 in Pseudomonas aeruginosa PAO1: Uncovering a …

S Ranjitkar, AK Jones, M Mostafavi… - Antimicrobial agents …, 2019 - Am Soc Microbiol
Efflux pumps contribute to antibiotic resistance in Gram-negative pathogens.
Correspondingly, efflux pump inhibitors (EPIs) may reverse this resistance. D13-9001 …

MexY-promoted aminoglycoside resistance in Pseudomonas aeruginosa: involvement of a putative proximal binding pocket in aminoglycoside recognition

CHF Lau, D Hughes, K Poole - MBio, 2014 - Am Soc Microbiol
The resistance-nodulation-division (RND) family multidrug efflux system MexXY-OprM is a
major determinant of aminoglycoside resistance in Pseudomonas aeruginosa, although the …

Role of Efflux Pumps on Antimicrobial Resistance in Pseudomonas aeruginosa

AB Lorusso, JA Carrara, CDN Barroso, FF Tuon… - International journal of …, 2022 - mdpi.com
Antimicrobial resistance is an old and silent pandemic. Resistant organisms emerge in
parallel with new antibiotics, leading to a major global public health crisis over time …

The Role of Multidrug Efflux Pumps in the Antibiotic Resistance of Pseudomonas aeruginosa and Other Gram‐Negative Bacteria: Insights from the Society of …

JR Aeschlimann - … : The Journal of human pharmacology and …, 2003 - Wiley Online Library
Gram‐negative bacteria remain clinically important pathogens in both hospital and
community settings. Recent research indicates that efflux pumps play a prominent role in the …

Comparative in vivo efficacy of meropenem, imipenem, and cefepime against Pseudomonas aeruginosa expressing MexA-MexB-OprM efflux pumps

CT Ong, PR Tessier, C Li, CH Nightingale… - … and infectious disease, 2007 - Elsevier
To identify the optimal pharmacodynamic exposures of meropenem, imipenem, and
cefepime, and the emergence of resistance in vivo for Pseudomonas aeruginosa …

[PDF][PDF] Multidrug efflux pumps and antimicrobial resistance in Pseudomonas aeruginosa and related organisms

K Poole - Journal of molecular microbiology and biotechnology, 2001 - caister.com
Pseudomonas aeruginosa is an opportunistic human pathogen characterized by an innate
resistance to multiple antimicrobial agents. A major contribution to this intrinsic multidrug …

Antibiotic substrate selectivity of Pseudomonas aeruginosa MexY and MexB efflux systems is determined by a Goldilocks affinity

D Dey, LG Kavanaugh, GL Conn - Antimicrobial Agents and …, 2020 - Am Soc Microbiol
ABSTRACT Resistance-nodulation-division (RND) efflux pumps are important contributors
to bacterial antibiotic resistance. In this study, we combined evolutionary sequence …