The virus is like a burglar – you have to catch it red handed. It can only be detected for a short period of time.
Use a PCR test
The virus is like a burglar – you have to catch it red handed. It can only be detected for a short period of time.
Use a PCR test
The antibody is a “fingerprint” of the virus/bacterium – it will remain at the crime scene and will prove the burglar was there.
Use an ELISA test