Molecular characterization of measles virus strains circulating in Cameroon during the 2013-2016 epidemics.

The first genotyping data on measles virus (MeV) strains in Cameroon dates from 1994, while other studies were realized in 2001 and 2011 with the establishment of MeV virological surveillance. However, the genetic data of MeV strains circulating in Cameroon remains fragmented and concentrated in cer...

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Main Authors: Franck-Martin Obam Mekanda, Chavely Gwladys Monamele, Frédy Brice Simo Nemg, Gilde Martial Yonga, Diane Ouapi, Véronique Penlap Beng, Christophe Batéjat, Valérie Caro, Jean-Claude Manuguerra, Maurice Demanou
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2019-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0222428
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author Franck-Martin Obam Mekanda
Chavely Gwladys Monamele
Frédy Brice Simo Nemg
Gilde Martial Yonga
Diane Ouapi
Véronique Penlap Beng
Christophe Batéjat
Valérie Caro
Jean-Claude Manuguerra
Maurice Demanou
author_facet Franck-Martin Obam Mekanda
Chavely Gwladys Monamele
Frédy Brice Simo Nemg
Gilde Martial Yonga
Diane Ouapi
Véronique Penlap Beng
Christophe Batéjat
Valérie Caro
Jean-Claude Manuguerra
Maurice Demanou
author_sort Franck-Martin Obam Mekanda
collection DOAJ
description The first genotyping data on measles virus (MeV) strains in Cameroon dates from 1994, while other studies were realized in 2001 and 2011 with the establishment of MeV virological surveillance. However, the genetic data of MeV strains circulating in Cameroon remains fragmented and concentrated in certain regions, hence the need for an update. The objective of this study was to have recent data on MeV genotypes circulating in Cameroon. Ninety throat swabs collected during recent measles outbreaks were analyzed by MeV genotyping RT-PCR using the nucleoprotein gene N. The resulting sequences were analyzed on the basis of 450 nucleotides with MEGA 7 software. Overall genome analysis was performed on 40/90 sequences. The strains were from all ten regions and all belonged to cluster 1 of genotype B3. The genotype B3 has been circulating in Cameroon for long periods of time; efforts must be made in immunization for its elimination.
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spelling doaj.art-6c82729189e443fa89f2436cf366c6c82022-12-21T18:32:37ZengPublic Library of Science (PLoS)PLoS ONE1932-62032019-01-01149e022242810.1371/journal.pone.0222428Molecular characterization of measles virus strains circulating in Cameroon during the 2013-2016 epidemics.Franck-Martin Obam MekandaChavely Gwladys MonameleFrédy Brice Simo NemgGilde Martial YongaDiane OuapiVéronique Penlap BengChristophe BatéjatValérie CaroJean-Claude ManuguerraMaurice DemanouThe first genotyping data on measles virus (MeV) strains in Cameroon dates from 1994, while other studies were realized in 2001 and 2011 with the establishment of MeV virological surveillance. However, the genetic data of MeV strains circulating in Cameroon remains fragmented and concentrated in certain regions, hence the need for an update. The objective of this study was to have recent data on MeV genotypes circulating in Cameroon. Ninety throat swabs collected during recent measles outbreaks were analyzed by MeV genotyping RT-PCR using the nucleoprotein gene N. The resulting sequences were analyzed on the basis of 450 nucleotides with MEGA 7 software. Overall genome analysis was performed on 40/90 sequences. The strains were from all ten regions and all belonged to cluster 1 of genotype B3. The genotype B3 has been circulating in Cameroon for long periods of time; efforts must be made in immunization for its elimination.https://doi.org/10.1371/journal.pone.0222428
spellingShingle Franck-Martin Obam Mekanda
Chavely Gwladys Monamele
Frédy Brice Simo Nemg
Gilde Martial Yonga
Diane Ouapi
Véronique Penlap Beng
Christophe Batéjat
Valérie Caro
Jean-Claude Manuguerra
Maurice Demanou
Molecular characterization of measles virus strains circulating in Cameroon during the 2013-2016 epidemics.
PLoS ONE
title Molecular characterization of measles virus strains circulating in Cameroon during the 2013-2016 epidemics.
title_full Molecular characterization of measles virus strains circulating in Cameroon during the 2013-2016 epidemics.
title_fullStr Molecular characterization of measles virus strains circulating in Cameroon during the 2013-2016 epidemics.
title_full_unstemmed Molecular characterization of measles virus strains circulating in Cameroon during the 2013-2016 epidemics.
title_short Molecular characterization of measles virus strains circulating in Cameroon during the 2013-2016 epidemics.
title_sort molecular characterization of measles virus strains circulating in cameroon during the 2013 2016 epidemics
url https://doi.org/10.1371/journal.pone.0222428
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