Yesterday the media was flooded with reports about a new variant of omicron designated BA.2. While this virus is almost identical to omicron it is differentiated genetically based on a few mutations in its spike protein. Ominously, this virus was reported to be present around the world including throughout the US. This was confirmed by theContinue reading “COVID-19 virus BA.2; what is it and why the claim it is more infectious than omicron?”
Category Archives: Antigens
Antigen Assays: a third type of test for COVID infections.
A third type of coronavirus test has recently been introduced. This test is somewhat like the swab or PCR test, because it directly looks for the presence of COVID-19. Rather than looking for viral RNA like the PCR assay, this test looks for viral proteins (antigens). The antigen test as it is called involves theContinue reading “Antigen Assays: a third type of test for COVID infections.”