Your phone can diagnose AIDS or syphilis

February 8, 2015 7:10 PM

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The device replicates the functions of a blood test such as ELISA. One of the most common tests for the AIDS virus and the bacterium Treponema pallidum in syphilis is the ELISA test (English Enzyme-Linked Immunosorbent Assay, linked to immunosorbent assay enzymes). The equipment used for this test is in laboratories and cost about $18,000. A group of researchers led by Professor Samuel K. Sia from Columbia University has developed a compatible phone gadget that is worth only $34. It can produce and perform the same test in 15 minutes. For the first time, this device replicate all mechanical, optical and electronic blood tests with ELISA functions. In particular, it performs a triple antibody test: the HIV-specific test, one test for syphilis and one for other bacterial infection.

The new accessory or dongle connects easily to any Smartphone, either an iPhone or an Android phone system and it has two important innovations. First, a large black button that, when pressed, triggers a vacuum chamber and a sequence of reagents pre-stored in a cassette. It activates with the patien...

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