Rapid Emergence and Spread of Severe Acute Respiratory Syndrome Coronavirus 2 Gamma (P.1) Variant in Haiti
Massimiliano S. Tagliamonte, Carla Mavian, Kayvan Zainabadi, Melanie N. Cash, John A. Lednicky, Brittany Rife Magalis, Alberto Riva, Marie Deschamps, Bernard Liautaud, Vanessa Rouzier, Daniel W. Fitzgerald, Jean W. Pape, J. Glenn Morris, Marco Salemi
Abstract
After an initial wave of coronavirus disease 2019 (COVID-19) in Haiti in summer 2020 (primarily lineage B.1), seropositivity for anti-severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) immunoglobulin G (IgG) was ~40%. Variant P.1 (gamma) was introduced in February 2021, with an initially limited introduction followed by exponential local dissemination within this unvaccinated population with prior exposure to earlier SARS-CoV-2 lineages.
Topics & Concepts
CoronavirusCoronavirus disease 2019 (COVID-19)Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)Population2019-20 coronavirus outbreakVirologyMedicineAntibodyLineage (genetic)ImmunologyBiologyDiseaseInfectious disease (medical specialty)PathologyOutbreakGeneGeneticsEnvironmental healthSARS-CoV-2 and COVID-19 ResearchCOVID-19 Clinical Research StudiesAnimal Virus Infections Studies