A group representing clinical labs across the country sued the Food and Drug Administration on Wednesday over the agency’s plan to actively regulate lab-developed tests. The suit, filed in a Texas ...

For any American wondering if they have Covid-19, there are two kinds of tests available: polymerase chain reaction (PCR) and rapid antigen (sometimes just called “rapid tests”). The two tests work in ...

Dr. Matt Binnicker, an expert in the diagnosis of infectious diseases, reviews scenarios where an at-home antigen test is a good option, and when to seek out a lab-based PCR. The omicron variant is ...

The world of medical testing is always changing, and point-of-care molecular diagnostics are a big part of that. These tests let us find out what’s going on with a patient’s health right there, ...

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 ...

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.

Chinese scientists say they have developed a new coronavirus test that is as accurate as a PCR lab test but gives results within four minutes. Polymerase chain reaction (PCR) tests are widely ...

If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or clinic to get a polymerase chain reaction (PCR) test. A health care ...

PCR processes are the diagnostic gold standard when it comes to identifying coronavirus infections. Unlike rapid antigen tests, they function even in the case of a low viral load and detect the ...

PCR is a mainstay in diagnostics, but whether a sample is collected at a clinic or at home, such tests require sending a sample to a lab and then waiting for results. A new FDA authorized ...

Chinese scientists say they have developed a new coronavirus test that is accurate as a PCR lab test but gives results within four minutes. Demand for coronavirus tests has soared around the world ...