Lateral flow assays (LFA) tests have become ubiquitous within the general public; they are the format for standard home pregnancy and COVID-19 tests, indicating a positive result with a colored line, and a negative result with no colored line. In their current iteration, these tests are largely qualitative and binary in their outputs.
Click here for original story, Chemists develop a wireless electronic lateral flow assay test for biosensing
Source: Phys.org