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An In Vitro Bladder Model of Catheter-Associated Urinary Tract Infection
Published on: June 24, 2025
Genome Sequence of the Acute Urethral Catheter Isolate Pseudomonas aeruginosa MH38
Daniel Wibberg1, Petra Tielen, Jochen Blom
1Institute of Microbiology, Technische Universität Braunschweig, Braunschweig, Germany.
Abstract:
Pseudomonas aeruginosa is a major nosocomial bacterial pathogen causing complicated catheter-associated urinary tract infections (CAUTIs). Here, we present the 6.9-Mb draft genome sequence of P. aeruginosa MH38 isolated from an acute nosocomial CAUTI. It exhibits resistance to several antibiotics but revealed low-level production of virulence factors.
Insights
This study presents the genome sequence of Pseudomonas aeruginosa MH38, a pathogen causing hospital-acquired urinary tract infections. The bacterium shows antibiotic resistance but produces low levels of virulence factors.
Area of Science:
- Microbiology
- Genomics
- Infectious Diseases
Background:
- Pseudomonas aeruginosa is a significant cause of nosocomial infections, particularly complicated catheter-associated urinary tract infections (CAUTIs).
- Understanding the genetic makeup of P. aeruginosa strains is crucial for developing effective treatment and control strategies.
Purpose of the Study:
- To present the draft genome sequence of P. aeruginosa MH38, an isolate from an acute nosocomial CAUTI.
- To analyze the genomic features related to antibiotic resistance and virulence in this specific strain.
Main Methods:
- Whole-genome sequencing of P. aeruginosa MH38.
- Bioinformatic analysis of the 6.9-Mb draft genome.
Main Results:
- The draft genome sequence of P. aeruginosa MH38 has been determined (6.9 Mb).
- The MH38 strain exhibits resistance to multiple antibiotics.
- Low-level production of virulence factors was observed in this isolate.
Conclusions:
- The genome sequence provides valuable insights into the genetic basis of antibiotic resistance in this CAUTI-causing P. aeruginosa strain.
- Despite antibiotic resistance, the low virulence factor production may influence its clinical impact.
Related Concept Videos
Microbiota of the Urogenital Tract
Acute Pyelonephritis I: Introduction
Urinary Tract Infection II: Pathophysiology

