Liquid crystal COVID-19 test could enable rapid, accurate at-home detection

How many times have you stared at a home COVID-19 test, waiting for the faint line that confirms an infection? Those home antigen tests often fail to detect a recent infection or one with no symptoms. A PCR test is more accurate, but it must be done by a medical lab and the results take days to deliver.

This article was originally published on MedicalXpress.com

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