New SARS-CoV-2 Omicron Variant with Spike Protein Mutation Y451H, Kilifi, Kenya, March-May 2023.

Mwanga MJ., Lambisia AW., Morobe JM., Murunga N., Moraa E., Ndwiga L., Cheruiyot R., Musyoki J., Mutunga M., Guzman-Rincon LM., Sande C., Mwangangi J., Bejon P., Ochola-Oyier LI., Nokes DJ., Agoti CN., Nyiro J., Githinji G.

We report a newly emerged SARS-CoV-2 Omicron subvariant FY.4 that has mutations Y451H in spike and P42L in open reading frame 3a proteins. FY.4 emergence coincided with increased SARS-CoV-2 cases in coastal Kenya during April-May 2023. Continued SARS-CoV-2 genomic surveillance is needed to identify new lineages to inform COVID-19 outbreak prevention.

DOI

10.3201/eid2911.230894

Type

Journal article

Journal

Emerg Infect Dis

Publication Date

11/2023

Volume

29

Pages

2376 - 2379

Keywords

COVID-19, FY.4, Kenya, Kilifi, Omicron, SARS, SARS-CoV-2, coronavirus, coronavirus disease, respiratory infections, severe acute respiratory syndrome coronavirus 2, viruses, zoonoses, Humans, COVID-19, Kenya, SARS-CoV-2, Spike Glycoprotein, Coronavirus, Mutation

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