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- November 19, 2025

Bacteria ‘pills’ could detect gut diseases—without the endoscope

Colonoscopies may one day have some competition—researchers report in ACS Sensors that they’ve developed a sensor made of tiny microspheres packed with blood-sensing bacteria that detect markers of gastrointestinal disease. Taken orally, the miniature “pills” also contain magnetic particles that make them easy to collect from stool.

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