SARS-CoV-2 Omicron Replacement of Delta as Predominant Variant, Puerto Rico
Gilberto A. Santiago, Hannah R. Volkman, Betzabel Flores, Glenda L. González, Keyla N. Charriez, Limari Cora Huertas, Steven M. Van Belleghem, Vanessa Rivera‐Amill, Chelsea G. Major, Candimar Colón, Rafael Tosado, Laura E. Adams, Melissa Marzán, Lorena Hernández, Iris Cardona, Eduardo O’Neill, Gabriela Paz‐Bailey, Riccardo Papa, Jorge L. Muñoz‐Jordán
Abstract
We reconstructed the SARS-CoV-2 epidemic caused by Omicron variant in Puerto Rico by sampling genomes collected during October 2021-May 2022. Our study revealed that Omicron BA.1 emerged and replaced Delta as the predominant variant in December 2021. Increased transmission rates and a dynamic landscape of Omicron sublineage infections followed.
Topics & Concepts
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)Transmission (telecommunications)VirologyCoronavirus disease 2019 (COVID-19)Biology2019-20 coronavirus outbreakDeltaGenomeGeneticsMedicineGeneDiseasePhysicsInfectious disease (medical specialty)OutbreakPathologyTelecommunicationsAstronomyComputer scienceSARS-CoV-2 and COVID-19 ResearchSARS-CoV-2 detection and testingBacillus and Francisella bacterial research