Microfluidic systems for rapid antibiotic susceptibility tests (ASTs) at the single-cell level

Area of Science:

• Microfluidics
• Bacteriology
• Antimicrobial Resistance

Background:

• Multidrug-resistant (MDR) bacterial infections pose a significant global health threat.
• Current antibiotic susceptibility tests (ASTs) are slow, labor-intensive, and imprecise, delaying critical treatment decisions.
• Faster and more accurate ASTs are essential for effective management of antibiotic resistance.

Purpose of the Study:

• To review recent advancements in microfluidics-based ASTs.
• To highlight their application in rapid phenotypic and genotypic analysis of antibiotic resistance.
• To discuss their potential for guiding antibiotic treatment and predicting outcomes.

Main Methods:

• Review of microfluidic systems for antibiotic susceptibility testing.
• Analysis of single-cell and single-molecule detection methods.
• Focus on rapid phenotypic and genotypic resistance profiling.

Main Results:

• Microfluidics enables significantly faster ASTs compared to conventional methods.
• Single-cell and single-molecule analyses provide high-resolution insights into resistance mechanisms.
• These advanced ASTs can guide personalized antibiotic therapy.

Conclusions:

• Microfluidics-based ASTs represent a promising technological leap in combating antimicrobial resistance.
• Their speed and accuracy facilitate timely and effective clinical decision-making.
• Further development holds potential for improved patient outcomes in infectious disease treatment.