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 ...

When the coronavirus pandemic first took hold, trying to get a COVID test was like trying to get Glastonbury tickets. Hard to come by is an understatement. But now, well over a year on, a key part of ...

AMERICA’S FEDERAL government–which had made the roll-out of vaccines its priority, rather than widespread testing–has said it will provide 500m rapid antigen tests free of charge to consumers, as the ...

A Covid-19 lateral flow test showing a negative result. Routine testing to identify those infected followed by efficient contact tracing, and supported isolation is still the most effective public ...

Lateral flow tests (LFTs) are widely used across healthcare, food safety and environmental monitoring, providing rapid, on-site results. But challenges with sensitivity, flexibility and usability ...

After prime minister Boris Johnson declared an “omicron emergency” on Sunday night, as the new variant of Covid-19 continues to spread rapidly, people have rushed to order lateral flow tests online.

During the early stages of the coronavirus disease 2019 (COVID-19), rapid testing was imperative for public health policymakers and health care workers in order to determine where and what measures ...

The Biden administration announced on Tuesday that 500 million free rapid COVID home tests would be mailed to U.S. households starting from next month, as the country battles its latest wave of the ...

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 ...

For many years, PCR has been the go-to method for detecting specific DNA and RNA sequences. However, its requirement for specialized thermal cyclers limits its use for rapid, on-site testing. In ...