University of Reading Scientists Develop Rapid Six-Hour Urine Test to Identify Effective Antibiotics for Urinary Tract Infections

University of Reading researchers develop a rapid urine test that selects effective UTI antibiotics in under six hours, helping to prevent sepsis and AMR.

By: AXL Media

Published: Mar 31, 2026, 3:23 AM EDT

Source: Information for this report was sourced from University of Reading

The Accelerated Diagnostic Timeline for Bacterial Infections

The traditional clinical approach to managing urinary tract infections is currently limited by a significant diagnostic delay, often requiring forty-eight to seventy-two hours for laboratory cultures to yield actionable results. Researchers at the University of Reading have effectively bypassed this bottleneck by demonstrating a method that identifies effective treatments in an average of 5.85 hours. This rapid turnaround allows clinicians to prescribe targeted antibiotics during the same patient visit, ensuring that the medication administered is specifically capable of neutralizing the identified bacterial strain before the infection can escalate.

Bypassing the Overnight Culture Step via Direct Testing

Standard NHS protocols necessitate an overnight incubation period to grow and identify bacteria before antibiotic susceptibility testing can even begin. The new diagnostic framework skips this stage entirely through a specialized cartridge system composed of fine tubes pre-loaded with various first-line antibiotics. By dipping these tubes directly into the patient's urine and utilizing advanced optical imaging to track bacterial growth, the instrument can determine which drugs successfully block the infection in real-time. This mechanical shift from culture-based testing to direct optical monitoring represents a fundamental evolution in bedside diagnostics.

Validation Through Large-Scale Clinical Sampling

To confirm the reliability of the rapid test, the research team analyzed 352 urine samples from patients with suspected infections at Hampshire Hospitals NHS Foundation Trust. The results showed a 96.95 percent agreement with traditional reference methods across seven different first-line antibiotics. This high level of accuracy suggests that the speed of the test does not come at the expense of clinical precision, providing doctors with a dependable data set to inform treatment decisions in acute care settings where time is a critical factor in patient outcomes.