July 25 (UPI) --Scientists at Columbia University unveiled research Monday they said is "a step closer" toward bringing polymerase chain reaction, known as PCR, testing for COVID-19 and other viruses ...

Because of its high accuracy, laboratory-based polymerase chain reaction (PCR) testing is the gold standard for infectious disease diagnostics. However, PCR technology requires highly trained staff ...

Over the past four years, many of us have become accustomed to a swab up the nose to test for COVID-19, using at-home rapid antigen tests or the more accurate clinic-provided PCR tests with a longer ...

CHICAGO (CBS) -- Remember the pop-up COVID-19 testing centers that helped track the spread of the virus at the peak of the pandemic? Many were small businesses run by entrepreneurs without deep ...

Compact genetic testing device could be used to detect a range of pathogens, or conditions including cancer. Compact genetic testing device created for Covid-19 could be used to detect a range of ...

This decision, well within current norms for care, was nonetheless consequential: The president was forced to cancel a trip to advocate for legislation in support of the domestic semiconductor ...

A new type of COVID test is set to be available from November for Australians to use at home. It promises an alternative to rapid antigen tests (RATs), which we’re familiar with. It also promises a ...

More people checking for Covid-19 infections are choosing rapid, at-home antigen tests over PCR tests processed at laboratories, making variant-driven waves harder to track and helping to spur a ...