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Related Experiment Videos

Problems and perils of vancomycin resistant enterococci.

B E Murray1

  • 1Division of Infectious Diseases, Department of Medicine, Center for the Study of Emerging and Re-Emerging Pathogens, University of Texas Medical School, Houston, TX, USA. infdis@heart.med.uth.tmc.edu

The Brazilian Journal of Infectious Diseases : an Official Publication of the Brazilian Society of Infectious Diseases
|August 19, 2000
PubMed
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Vancomycin-resistant enterococci (VRE) pose a significant treatment challenge due to acquired resistance genes. New antibiotics and infection control strategies are crucial for managing VRE infections.

Area of Science:

  • Microbiology
  • Infectious Diseases
  • Antimicrobial Resistance

Background:

  • Enterococci present long-standing therapeutic challenges, evolving resistance to multiple antibiotic classes.
  • The emergence of vancomycin-resistant enterococci (VRE) marked a significant escalation in antimicrobial resistance.
  • VRE infections are difficult to treat, necessitating novel therapeutic approaches.

Purpose of the Study:

  • To review the challenges posed by enterococci, particularly VRE.
  • To discuss the mechanisms of vancomycin resistance in enterococci.
  • To explore emerging therapeutic options and infection control strategies for VRE.

Main Methods:

  • Literature review of enterococcal resistance and VRE.
  • Analysis of vancomycin resistance mechanisms (VanA-VanE).

Related Experiment Videos

  • Evaluation of current and investigational treatments for VRE infections.

    • Main Results:

    • Vancomycin resistance in Enterococcus faecium arises from acquired resistance genes (VanA-VanE).
    • Resistance mechanisms involve altered cell wall precursors, preventing vancomycin binding.
    • Several new antibiotics (quinupristin/dalfopristin, linezolid, daptomycin) and combinations are under investigation.

    Conclusions:

    • VRE infections are a growing clinical concern requiring effective management strategies.
    • Ongoing research is vital for developing new treatments against resistant enterococci.
    • Hospital infection control and monitoring are essential to prevent VRE spread.