[Correspondence] Virological characteristics of the SARS-CoV-2 KP.2 variant
The JN.1 variant (BA.2.86.1.1), arising from BA.2.86.1 with the S:L455S substitution, showed increased fitness and outcompeted the previous dominant XBB lineage by the beginning of 2024.1 JN.1 subsequently diversified, leading to the emergence of desce...