Faster antibiotic-sensitivity testing using a liquid-repellent microfluidic method

Exclusive liquid repellency enables next-generation phenotypic antimicrobial susceptibility testing

['FUNDING_R01'] · UNIVERSITY OF WISCONSIN-MADISON · NIH-11332868

This project uses a new liquid-repellent under-oil microfluidic approach to get quicker antibiotic susceptibility results for people with bacterial infections.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF WISCONSIN-MADISON (nih funded)
Locations1 site (MADISON, UNITED STATES)
Trial IDNIH-11332868 on ClinicalTrials.gov

What this research studies

Researchers are developing a small laboratory system that uses an oil-covered, liquid-repellent surface to test bacteria directly from clinical samples without long culture steps. The method watches whether bacteria grow, stop, or die when exposed to antibiotics, and is designed to work with blood, urine, sputum, abscess fluid, anaerobes, and mixed-species samples. A multidisciplinary team including clinicians and microbiologists will refine the device and test it with real clinical specimens collected at participating hospitals. The goal is to deliver faster, comprehensive phenotypic antibiotic results that reduce delays and help doctors choose the right drug sooner.

Who could benefit from this research

Good fit: People with suspected bacterial infections (for example bloodstream, urinary, lung, or abscess infections) who can provide clinical samples for testing at participating hospitals or labs.

Not a fit: People with non-bacterial (e.g., viral or fungal) infections or those unable to provide an appropriate clinical specimen are unlikely to benefit directly from this work.

Why it matters

Potential benefit: If successful, this could shorten the time to the right antibiotic, improve treatment outcomes, and reduce unnecessary broad-spectrum antibiotic use.

How similar studies have performed: Existing rapid molecular and some rapid phenotypic tests are used in clinics, but applying exclusive liquid repellency and under-oil microfluidics for direct-from-sample phenotypic antibiotic testing is a novel approach.

Where this research is happening

MADISON, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.

View on NIH RePORTER →

Conditions: Bacterial Infections

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.