A common rapid at-home COVID test has become the subject of a recent product recall over concerns the antigen test hasn't received proper U.S. authorization. The Food and Drug Administration issued a ...

Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

Polymerase chain reaction (PCR) tests were the first available for spotting the coronavirus. They work by detecting the virus’s genetic material, and are very accurate. Then came rapid tests, also ...

Scientists and public health experts built the COVID-19 pandemic response on years of experience navigating infectious disease outbreaks. Although lateral flow immunoassays have been central to ...

The makers of at-home rapid Covid tests are scrambling to meet soaring demand as consumers prepare for holiday gatherings and tests are suddenly in short supply amid another coronavirus surge.

Lateral flow immunoassays, also called immunochromatography strips, are straightforward devices used to detect the absence or presence of a target analyte. Target analytes range from pathogens to ...

Jan 10 (Reuters) - The fast-spreading Omicron variant has made us more reliant on rapid at-home antigen tests to tell us if we have COVID-19. But should we be swabbing our throats as well as our noses ...