A HIV test based on USB stick

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The device, which uses a mobile phone chip, just needs small sample of blood. This is placed onto a spot on the USB stick. If any HIV virus is present in the sample, this triggers a change in acidity which the chip transforms into an electrical signal. This is sent to the USB stick, which produces the result in a program computer or electronic device. In the latest research, the technology tested 991 blood samples with 95 per cent accuracy. Professor Chris Toumazou, DNAe’s Founder, Executive Chairman and Regius Professor at the Department of Electrical and Electronic Engineering at Imperial added: “This is a great example of how this new analysis technology has the potential to transform how patients with HIV are treated by providing a fast, accurate and portable solution.:”

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