Molecular characterization of a new highly divergent Mobala related arenavirus isolated from Praomys sp. rodents

Abstract Arenaviruses represent a family of viruses that are naturally present in rodents belonging to subfamily Murinae, Neotominae or Sigmodontinae. Except for Lassa virus, little information is available on other Old-World arenaviruses. Here, we describe strain AnRB3214, a virus isolated from a p...

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Autores principales: Huguette Simo Tchetgna, Stephane Descorps-Declère, Benjamin Selekon, Aurelia Kwasiborski, Mathias Vandenbogaert, Jean-Claude Manuguerra, Antoine Gessain, Valérie Caro, Emmanuel Nakouné, Nicolas Berthet
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spelling oai:doaj.org-article:a2703dce209f4f5b8ae73281cb58ec732021-12-02T15:43:17ZMolecular characterization of a new highly divergent Mobala related arenavirus isolated from Praomys sp. rodents10.1038/s41598-021-88046-52045-2322https://doaj.org/article/a2703dce209f4f5b8ae73281cb58ec732021-05-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-88046-5https://doaj.org/toc/2045-2322Abstract Arenaviruses represent a family of viruses that are naturally present in rodents belonging to subfamily Murinae, Neotominae or Sigmodontinae. Except for Lassa virus, little information is available on other Old-World arenaviruses. Here, we describe strain AnRB3214, a virus isolated from a presumed Praomys sp. rodent in the Central African Republic in 1981 and assigned to Ippy virus based on antigenic similarity. The strain was simultaneously sequenced on Illumina NovaSeq 6000 and MinION Mk1B devices and analysed with various bioinformatics tools. We show that the best genome coverage and depth were obtained with the Kaiju and Minimap2 classification and identification tools, on either the MinION or the Illumina reads. The genetic analysis of AnRB3214 fragments showed 68% to 79% similarity with the Mobala and Gairo mammarenaviruses at the nucleic acid level. Strain AnRB3214 had a truncated nucleoprotein smaller than that of other Old World arenaviruses. Molecular clock analysis suggests that this strain diverged from Mobala virus at least 400 years ago. Finally, this study illustrates the importance of genomics in the identification of archived viruses and expands on the diversity of African arenaviruses, because strain AnRB3214 is either a variant or a close relative of Mobala virus, and not Ippy virus.Huguette Simo TchetgnaStephane Descorps-DeclèreBenjamin SelekonAurelia KwasiborskiMathias VandenbogaertJean-Claude ManuguerraAntoine GessainValérie CaroEmmanuel NakounéNicolas BerthetNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-11 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Huguette Simo Tchetgna
Stephane Descorps-Declère
Benjamin Selekon
Aurelia Kwasiborski
Mathias Vandenbogaert
Jean-Claude Manuguerra
Antoine Gessain
Valérie Caro
Emmanuel Nakouné
Nicolas Berthet
Molecular characterization of a new highly divergent Mobala related arenavirus isolated from Praomys sp. rodents
description Abstract Arenaviruses represent a family of viruses that are naturally present in rodents belonging to subfamily Murinae, Neotominae or Sigmodontinae. Except for Lassa virus, little information is available on other Old-World arenaviruses. Here, we describe strain AnRB3214, a virus isolated from a presumed Praomys sp. rodent in the Central African Republic in 1981 and assigned to Ippy virus based on antigenic similarity. The strain was simultaneously sequenced on Illumina NovaSeq 6000 and MinION Mk1B devices and analysed with various bioinformatics tools. We show that the best genome coverage and depth were obtained with the Kaiju and Minimap2 classification and identification tools, on either the MinION or the Illumina reads. The genetic analysis of AnRB3214 fragments showed 68% to 79% similarity with the Mobala and Gairo mammarenaviruses at the nucleic acid level. Strain AnRB3214 had a truncated nucleoprotein smaller than that of other Old World arenaviruses. Molecular clock analysis suggests that this strain diverged from Mobala virus at least 400 years ago. Finally, this study illustrates the importance of genomics in the identification of archived viruses and expands on the diversity of African arenaviruses, because strain AnRB3214 is either a variant or a close relative of Mobala virus, and not Ippy virus.
format article
author Huguette Simo Tchetgna
Stephane Descorps-Declère
Benjamin Selekon
Aurelia Kwasiborski
Mathias Vandenbogaert
Jean-Claude Manuguerra
Antoine Gessain
Valérie Caro
Emmanuel Nakouné
Nicolas Berthet
author_facet Huguette Simo Tchetgna
Stephane Descorps-Declère
Benjamin Selekon
Aurelia Kwasiborski
Mathias Vandenbogaert
Jean-Claude Manuguerra
Antoine Gessain
Valérie Caro
Emmanuel Nakouné
Nicolas Berthet
author_sort Huguette Simo Tchetgna
title Molecular characterization of a new highly divergent Mobala related arenavirus isolated from Praomys sp. rodents
title_short Molecular characterization of a new highly divergent Mobala related arenavirus isolated from Praomys sp. rodents
title_full Molecular characterization of a new highly divergent Mobala related arenavirus isolated from Praomys sp. rodents
title_fullStr Molecular characterization of a new highly divergent Mobala related arenavirus isolated from Praomys sp. rodents
title_full_unstemmed Molecular characterization of a new highly divergent Mobala related arenavirus isolated from Praomys sp. rodents
title_sort molecular characterization of a new highly divergent mobala related arenavirus isolated from praomys sp. rodents
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/a2703dce209f4f5b8ae73281cb58ec73
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