SARS-CoV-2 BW lineage, a fast-growing Omicron variant from southeast Mexico bearing relevant escape mutations.
Rodrigo García-LópezXaira Jimena Rivera-GutiérrezMauricio Rosales-RiveraSelene ZarateJosé Esteban Muñoz-MedinaBenjamin RocheAlfredo Herrera-EstrellaBruno Gómez GilAlejandro Sánchez-FloresBlanca Itzel Taboada-RamírezCarlos F AriasPublished in: Infection (2023)
BW.1 appears to have arisen in the Yucatan Peninsula in Southeast Mexico sometime around July 2022 during the fifth COVID-19 wave. Its rapid growth may be in part explained by the relevant escape mutations also found in BQ.1.