Antibiotic resistance: a geopolitical issue

J Carlet1, C Pulcini, L J V Piddock

  • 1World Alliance Against Antimicrobial Resistance (WAAAR), Paris, France.

Insights

Antimicrobial resistance (AMR) is a growing global threat due to increased antibiotic consumption and a lack of new drugs. Coordinated international efforts are crucial to combat this challenge effectively.

Area of Science:

  • Microbiology
  • Public Health
  • Infectious Diseases

Background:

  • Antimicrobial resistance (AMR) poses a significant global health threat, exacerbated by the declining development of new antibiotics.
  • Rising antibiotic consumption in humans and animals worldwide fuels the increase in antibiotic-resistant bacteria.
  • Existing containment initiatives have often been fragmented and poorly coordinated, necessitating more robust strategies.

Purpose of the Study:

  • To highlight the escalating global crisis of antimicrobial resistance (AMR).
  • To review past and recent initiatives aimed at combating AMR.
  • To emphasize the need for enhanced international cooperation and political commitment.

Main Methods:

  • Review of global trends in antimicrobial resistance and antibiotic consumption.
  • Analysis of past and present international and national initiatives to address AMR.
  • Examination of the role of various organizations, including WHO, CDC, and non-governmental organizations.

Main Results:

  • AMR continues to increase in most countries despite some containment successes.
  • Numerous initiatives have been launched by international bodies, national governments, and NGOs, but coordination has been lacking.
  • Recent efforts show increased focus, including joint task forces and national declarations.

Conclusions:

  • Addressing the global threat of antimicrobial resistance requires strong political will and enhanced cooperation among nations and international agencies.
  • Past initiatives, while valuable, were insufficient due to poor implementation and lack of coordination.
  • Future strategies must prioritize coordinated, multidisciplinary, and politically supported actions to effectively manage AMR.

Related Concept Videos

Development of Antibiotic Resistance01:30

Development of Antibiotic Resistance

Antibiotic resistance is a major public health concern that arises when bacteria evolve mechanisms to withstand the effects of antibiotic treatments. This resistance can be intrinsic, acquired through genetic mutations, or transferred between bacteria via horizontal gene transfer. The development of antibiotic resistance poses significant challenges in treating bacterial infections and necessitates ongoing research to develop new therapeutic strategies.Intrinsic resistance occurs when bacterial...
2.0K
Antibiotic Selection00:57

Antibiotic Selection

Overview
48.8K
Mechanism of Antibiotic Resistance in MRSA01:25

Mechanism of Antibiotic Resistance in MRSA

Antibiotic resistance in bacteria arises when microorganisms evolve the ability to withstand drugs designed to kill them or inhibit their growth, rendering once-effective treatments useless. This phenomenon, driven by genetic change and selection under antibiotic exposure, poses a profound threat to modern medicine. Mechanisms include drug-inactivating enzymes (e.g., β-lactamases), efflux pumps that eject antibiotics, mutations altering antibiotic targets, decreased drug uptake, and...
206
Clinical Significance of Antibiotic Resistance01:25

Clinical Significance of Antibiotic Resistance

Methicillin-resistant Staphylococcus aureus (MRSA) presents a critical public health threat, arising from its capacity to resist β-lactam antibiotics due to acquisition of the mecA gene within the staphylococcal cassette chromosome mec (SCCmec). This gene encodes penicillin-binding protein 2a (PBP2a), which impairs binding efficacy of methicillin and other β-lactams. MRSA has evolved into distinct clonal lineages impacting humans and animals alike, reinforcing its significance within...
84
Inhibitors of Bacterial Protein Synthesis01:25

Inhibitors of Bacterial Protein Synthesis

Aminoglycosides constitute a highly potent class of bactericidal antibiotics that exert their antimicrobial effects by targeting the bacterial ribosome, specifically disrupting protein synthesis. These polycationic molecules consist of amino-modified sugars linked via glycosidic bonds to an aminocyclitol core such as 2-deoxystreptamine or streptamine. Their strong positive charges facilitate tight binding to the negatively charged phosphate backbone of ribosomal RNA (rRNA), primarily at the 16S...
99
Inhibitors of Bacterial DNA Synthesis01:28

Inhibitors of Bacterial DNA Synthesis

Bacterial pathogens depend on precise and efficient DNA replication to sustain infection. Two type II topoisomerases—DNA gyrase and topoisomerase IV—are critical to this process, as they resolve DNA supercoiling and unlink chromosomes during replication. Fluoroquinolones, synthetic derivatives of quinolones, exploit this mechanism by stabilizing the transient DNA–enzyme cleavage complex, preventing strand religation, and causing lethal double-strand breaks. These...
125