Le test PCR s’effectue en seulement quelques étapes. Une fois le prélèvement des cellules nasales réalisé, il suffit de le mélanger à des réactifs. Après trente minutes d’attente, le lecteur indique s ...

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.

At this point in the pandemic, you or someone you know has probably received at least one COVID-19 test. But do you know which kind of test you got and the strengths and weaknesses of these different ...

NORFOLK, Va. - As more and more people get tested for COVID, questions are popping up about what different test results mean. There are two primary tests being used. One is a rapid/antigen test. The ...

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 ...

A PCR test is often considered the gold standard for detecting coronavirus infection. It’s the test some employers want employees to take before returning to work after having Covid-19, and the one ...