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[Bacterial resistance and new therapeutic perspectives]
1Laboratoire de Bactériologie, CHU Bichat Claude-Bernard, Paris. claudette.muller@bch.ap-hop-paris.fr
Presse Medicale (Paris, France : 1983)
|January 8, 1999
Summary
Bacterial antibiotic resistance is a growing concern, with resistance developing even in generally sensitive cocci. New antibiotics and strict prescription policies are crucial to combat this increasing threat.
Area of Science:
- Microbiology
- Pharmacology
Context:
- Bacterial resistance to antibiotics is a significant and escalating global health issue.
- Emerging resistance mechanisms are regularly identified in various bacterial species.
- Cocci, typically antibiotic-sensitive, are showing increasing resistance patterns.
Purpose:
- To review the mechanisms of macrolide and quinolone resistance in bacteria.
- To highlight the development of new antibiotic classes and fluoroquinolones.
- To emphasize the need for judicious antibiotic use to control resistance.
Summary:
- Macrolide resistance in streptococci often involves alterations in the bacterial ribosome target or efflux mechanisms.
- Quinolone resistance arises from modifications to bacterial topoisomerases or through efflux pumps in both Gram-positive and Gram-negative bacteria.
- New antibiotic families and fluoroquinolones are in development to target resistant bacteria, including Gram-positive cocci and anaerobes.
Impact:
- Understanding resistance mechanisms is vital for developing effective therapeutic strategies.
- The development of novel antibiotics offers hope against multidrug-resistant pathogens.
- Implementing strict antibiotic prescription policies is essential for preserving antibiotic efficacy and combating resistance.