The European Medicines Agency has recommended that COVID-19 vaccines for the 2024-25 vaccination campaign should be updated to target the new JN.1 variant of the SARS-CoV-2 virus, which it says “globally overtook the previously circulating XBB family of variants between December 2023 and January 2024.”
JN.1 belongs to the BA.2.86 family of Omicron subvariants, which is antigenically distant from the XBB family and from previously...








