Total Antibodies Rapid Test: Omicron may rule the world. WHO data shows that as of December 22, the Omicron strain has spread to 110 countries and regions around the world.

​The WHO stated that Omicron mainly infects the upper respiratory tract and the symptoms are relatively mild. The American medical community believes that the COVID-19 will eventually become flu, and people should live with the virus, but at the same time a new variant of the virus has been discovered in France.

The PCR laboratory is also called the gene amplification laboratory. PCR is the abbreviation for Polymerase Chain Reaction. It is a molecular biology technique used to amplify specific DNA fragments, which can be regarded as a special DNA replication in vitro.