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Submission + - iPhones Can Read Tattoo Ink for Medical Info (

An anonymous reader writes: Researchers at Northeastern University have modified an iPhone to take readings from a special fluorescing nanoparticle tattoo ink, which can then measure sodium and gloucose levels in the blood.
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iPhones Can Read Tattoo Ink for Medical Info

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"Don't think; let the machine do it for you!" -- E. C. Berkeley