Rapid antigen testing using a nasal swab with the BinaxNOW test was able to detect the Omicron variant at an urban community testing site, whereas other swabbing routes did not perform as well, ...

Respiratory syncytial virus (RSV) was detected easiest when using reverse transcription polymerase chain reaction (RT-PCR) tests in a pediatric population. Reverse transcription polymerase chain ...

Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

In January 2022, the U.S. Food and Drug Administration (FDA) cautioned the public against a peculiar method for testing oneself COVID-19 tests. “FACT: When it comes to at-home rapid antigen #COVID19 ...

The first challenge with rapid at-home self tests for COVID-19 is getting one. But once you have a test, there are now growing questions about what body part you should swab to get the most accurate ...

Johns Hopkins researchers developed microdevices known as "theragrippers" that were designed to "latch onto intestinal mucosa and release drugs into the body" over an extended period of time. But they ...

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.

After her children were exposed to COVID, Megan, a woman in Illinois, took them to get tested. A rapid test from the local drugstore might have sufficed, but her son Brennan really did not like the ...