Qatar Omicron-Wave Study Shows Slow Decline of Natural Immunity, Rapid Decline of Vaccine Immunity | Newsroom

A recent Pfizer or Moderna mRNA-vaccine booster provided good but temporary protection against infection by the SARS-CoV-2 omicron variant, according to a study from researchers at Weill Cornell Medicine—Qatar.

In the study, published June 15 in the New England Journal of Medicine, the researchers analyzed the omicron wave in Qatar last winter, comparing prior infections, vaccine immunity and combinations thereof among more than…