Rapid Covid-19 Test Using Visual Detection Technique (IMAGE)

University of Maryland School of Medicine

Rapid Covid-19 Test Using Visual Detection Technique

Caption

A nasal swab containing a test sample is mixed with a simple lab test. It contains a liquid mixed with gold nanoparticles attached to a molecule that binds to the novel coronavirus. If the virus is present, the gold nanoparticles turns the solution a deep blue color (bottom of the tube) and a precipitation is noticed. If it is not present, the solution retains its original purple color.

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University of Maryland School of Medicine

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