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Prototype iPhone biosensor detects viruses, bacteria, toxins, allergens

Researchers at the University of Illinois at Urbana-Champaign have developed a versatile iPhone-based biosensor that, with about $200 worth of parts, is just as accurate as a $50,000 laboratory spectrophotometer.  The system, consisting of an iPhone cradle and an app, can detect viruses, bacteria, toxins, proteins and even allergens in food using the smartphone’s camera as a spectrometer and the powerful processor to make calculations.  Read more here .