Metabolic regulation of antibiotic resistance

JL Martínez, F Rojo - FEMS microbiology reviews, 2011 - academic.oup.com
It is generally assumed that antibiotics and resistance determinants are the task forces of a
biological warfare in which each resistance determinant counteracts the activity of a specific …

Beyond serial passages: new methods for predicting the emergence of resistance to novel antibiotics

JL Martínez, F Baquero, DI Andersson - Current opinion in pharmacology, 2011 - Elsevier
Market launching of a new antibiotic requires knowing in advance its benefits and possible
risks, and among them how rapidly resistance will emerge and spread among bacterial …

[HTML][HTML] Intrinsic and extrinsic regulation of type III secretion gene expression in Pseudomonas aeruginosa

MR Diaz, JM King, TL Yahr - Frontiers in microbiology, 2011 - frontiersin.org
Pseudomonas aeruginosa is an opportunistic pathogen that is particularly problematic in the
healthcare setting where it is a frequent cause of pneumonia, bloodstream, and urinary tract …

MexT Regulates the Type III Secretion System through MexS and PtrC in Pseudomonas aeruginosa

Y Jin, H Yang, M Qiao, S Jin - Journal of bacteriology, 2011 - Am Soc Microbiol
The type III secretion system (T3SS) is the most important virulence factor in Pseudomonas
aeruginosa, and its expression level varies in different isolates. We studied the molecular …

Antagonistic interactions of Pseudomonas aeruginosa antibiotic resistance mechanisms in planktonic but not biofilm growth

X Mulet, B Moyá, C Juan, MD Macià… - Antimicrobial agents …, 2011 - Am Soc Microbiol
Pseudomonas aeruginosa has an extraordinary capacity to evade the activity of antibiotics
through a complex interplay of intrinsic and mutation-driven resistance pathways, which are …

A Transcriptional Regulator and ABC Transporters Link Stress Tolerance, (p)ppGpp, and Genetic Competence in Streptococcus mutans

K Seaton, SJ Ahn, AM Sagstetter… - Journal of …, 2011 - Am Soc Microbiol
Streptococcus mutans, a primary agent of dental caries, has three (p) ppGpp synthases:
RelA, which is required for a mupirocin-induced stringent response; RelP, which produces …

Dynamics of mutator and antibiotic-resistant populations in a pharmacokinetic/pharmacodynamic model of Pseudomonas aeruginosa biofilm treatment

MD Macià, JL Pérez, S Molin… - Antimicrobial agents and …, 2011 - Am Soc Microbiol
Biofilm growth, antibiotic resistance, and mutator phenotypes are key components of chronic
respiratory infections by Pseudomonas aeruginosa in cystic fibrosis patients. We examined …

Inactivation of MuxABC-OpmB transporter system in Pseudomonas aeruginosa leads to increased ampicillin and carbenicillin resistance and decreased virulence

L Yang, L Chen, L Shen, M Surette, K Duan - The Journal of Microbiology, 2011 - Springer
Abstract Resistance-Nodulation-Cell Division (RND) pumps play important roles in bacterial
resistance to antibiotics. Pseudomonas aeruginosa is an important human pathogen which …

Assessing the role of the RND efflux pump in metronidazole resistance of Helicobacter pylori by RT-PCR assay

JF Mehrabadi, M Sirous, NE Daryani, S Eshraghi… - The Journal of Infection …, 2011 - jidc.org
Introduction: Metronidazole is a significant antibiotic used for eradication of Helicobactor
pylori infections and it is of notice that metronidazole-resistant clinical isolates have been …

[HTML][HTML] Impact of ureido/carboxypenicillin resistance on the prognosis of ventilator-associated pneumonia due to Pseudomonas aeruginosa

C Kaminski, JF Timsit, Y Dubois, JR Zahar… - Critical Care, 2011 - Springer
Abstract Introduction Although Pseudomonas aeruginosa is a leading pathogen responsible
for ventilator-associated pneumonia (VAP), the excess in mortality associated with multi …