As the federal health emergency ended May 11 and COVID numbers are on the rise, here’s how you can still access tests, at-home and PCR. (Michael Bocchieri/Getty Images) It’s that time again: COVID-19 ...

A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a sample of blood.

A new biotechnology company in McKinney has ambitions to become the world’s first fully integrated platform for polymerase chain reaction (PCR) testing — the same technology behind a common COVID-19 ...

Northwestern scientists have created the fastest-ever hepatitis C diagnostic, delivering accurate results in only 15 minutes.

A bacterial discovery at Yellowstone 55 years ago has been key to the development of PCR testing, the most reliable way to know whether someone has COVID-19. National parks aren’t just fun places to ...

Minute Molecular, the company developing the device, has high hopes for it as an efficient and accurate means of testing people at schools, workplaces and sports stadiums. Northwestern ...

Polymerase chain reaction (PCR) test kits for COVID-19 use what’s known as gene cloning – not reproductive cloning – to detect the presence or absence of the SARS-CoV-2 virus, but social media posts ...

Each week, we answer frequently asked questions about life during the coronavirus crisis. If you have a question you'd like us to consider for a future post, email us at [email protected] with the ...