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Multidrug-resistant Gram-negative bacterial infections.

Nenad Macesic1, Anne-Catrin Uhlemann2, Anton Y Peleg3

  • 1Department of Infectious Diseases, The Alfred Hospital and School of Translational Medicine, Monash University, Melbourne, VIC, Australia; Centre to Impact AMR, Monash University, Melbourne, VIC, Australia.

Lancet (London, England)
|January 18, 2025
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Summary

Multidrug-resistant Gram-negative bacterial infections are a major global health threat. New diagnostics and antibiotics offer hope for combating these challenging antimicrobial resistance (AMR) pathogens.

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Area of Science:

  • Microbiology
  • Infectious Diseases
  • Pharmacology

Background:

  • Multidrug-resistant Gram-negative bacterial infections pose a significant global health burden, causing substantial morbidity and mortality.
  • Pathogens like carbapenem-resistant Enterobacterales, Pseudomonas aeruginosa, and Acinetobacter baumannii are critical threats due to their acquired antimicrobial resistance (AMR).

Purpose of the Study:

  • To review advancements in diagnostic technologies for rapid AMR detection.
  • To discuss the impact of newly licensed antibiotics on treating resistant Gram-negative infections.

Main Methods:

  • Overview of biochemical, molecular, genomic, and proteomic diagnostic techniques for AMR.
  • Review of recent antibiotic approvals and their clinical applications.

Main Results:

  • Development of diverse rapid diagnostic tools to identify AMR.
  • Introduction of novel antibiotics has expanded treatment options for resistant infections.

Conclusions:

  • Combating multidrug-resistant Gram-negative bacteria requires a multifaceted approach.
  • Continued innovation in diagnostics and therapeutics is crucial for managing global AMR challenges.