Lateral flow tests (LFTs) are quick and easy to take at home, giving a result within 20-30 minutes. They look for proteins on the surface of the virus, which are easily detected. However, they have a ...

In the UK over the last few weeks, there have been a growing number of reports of people testing positive for COVID on a lateral flow test (LFT) but then negative on a polymerase chain reaction (PCR) ...

There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Each method is best for a different stage of COVID-19 infection. Used in sequence, all three methods ...

Lateral flow assays (LFAs), such as the COVID-19 rapid test, are powerful devices to rapidly detect a protein’s presence or absence. This assay is so easy to perform that it enables at-home testing, ...