Author: Dynamic Diagnostics

Scientists acted fast to learn how PCR and rapid testing responded against the Omicron variant when it surfaced in late November 2021. An infected person will show positive on a PCR test one to two days before an antigen test, according to research. This is so that even a very small amount of viral material can be detected. A PCR test works by amplifying the genetic material in a sample. An over-the-counter test, however, can only find the viral proteins that are present in the sample. Around December 2021, at the beginning of the omicron spike, people questioned whether quick…