A Glow-in-the-Gut Pill Could Make Colonoscopies Optional

Researchers designed microscopic hydrogel spheres filled with blood-detecting bacteria to identify gastrointestinal bleeding non-invasively. After being swallowed and passing through the body, the spheres can be magnetically collected and analyzed within minutes. In mice, the brightness of the bacterial glow revealed how severe colitis was. The technology could pave the way for easier gut-health diagnostics. […]



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