WHO COVID vaccine advisers recommend switch to JN.1 strain
University of Minnesota http://twin-cities.umn.edu/ 612-625-5000 The World Health Organization (WHO) Technical Advisory Group on COVID-19 Vaccine Composition, which meets about every 6 months to assess if any changes are needed, has recommended that the next COVID vaccine formulations use a monovalent (single-strain) JN.1 lineage. The group met in the middle of April to review the genetic and antigenic evolution of SARS-CoV-2, with an eye toward vaccine composition implications. In a statement, the