Salivary diagnostics using LFA technology

Since the dawn of the COVID pandemic, the term Rapid Antigen Test (RAT) has incorporated itself into the common household language. Technically termed Lateral Flow Assay (LFA), these tests are fabricated from paper-based materials coated with biological particles that can “sense” the presence of an analyte. A minimal construct, these LFAs usually produce color which can be read through the naked […]