Q – Tips: COVID-19
The two main tests being used during this pandemic are nasal swabs to detect active infection, and antibody tests to detect prior infection. The nasal swab uses a polymerase chain reaction (PCR) which is a chemical tool that amplifies tiny amounts of nucleic acid to allow detection of viral RNA. Antibody tests fall into two main categories: detection and protective value. The two main detection assays are for either spike glycoprotein (allows the virus to enter human cells) or…