Novel clones of Streptococcus pneumoniae causing invasive disease in Malaysia.

Although Streptococcus pneumoniae is a leading cause of childhood disease in South East Asia, little has previously been reported regarding the epidemiology of invasive pneumococcal disease in Malaysia and very few studies have explored pneumococcal epidemiology using multilocus sequence typing (MLS...

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Autores principales: Johanna M Jefferies, Mohd Yasim Mohd Yusof, Shamala Devi Sekaran, Stuart C Clarke
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Lenguaje:EN
Publicado: Public Library of Science (PLoS) 2014
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Acceso en línea:https://doaj.org/article/35e05d486b994f288d1506462d23c5b4
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spelling oai:doaj.org-article:35e05d486b994f288d1506462d23c5b42021-11-18T08:15:13ZNovel clones of Streptococcus pneumoniae causing invasive disease in Malaysia.1932-620310.1371/journal.pone.0097912https://doaj.org/article/35e05d486b994f288d1506462d23c5b42014-01-01T00:00:00Zhttps://www.ncbi.nlm.nih.gov/pmc/articles/pmid/24941079/pdf/?tool=EBIhttps://doaj.org/toc/1932-6203Although Streptococcus pneumoniae is a leading cause of childhood disease in South East Asia, little has previously been reported regarding the epidemiology of invasive pneumococcal disease in Malaysia and very few studies have explored pneumococcal epidemiology using multilocus sequence typing (MLST). Here we describe serotype, multilocus sequence type (ST), and penicillin susceptibility of thirty pneumococcal invasive disease isolates received by the University of Malaya Medical Centre between February 2000 and January 2007 and relate this to the serotypes included in current pneumococcal conjugate vaccines. A high level of diversity was observed; fourteen serotypes and 26 sequence types (ST), (11 of which were not previously described) were detected from 30 isolates. Penicillin non-susceptible pneumococci accounted for 33% of isolates. The extent of molecular heterogeneity within carried and disease-causing Malaysian pneumococci remains unknown. Larger surveillance and epidemiological studies are now required in this region to provide robust evidence on which to base future vaccine policy.Johanna M JefferiesMohd Yasim Mohd YusofShamala Devi SekaranStuart C ClarkePublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 9, Iss 6, p e97912 (2014)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Johanna M Jefferies
Mohd Yasim Mohd Yusof
Shamala Devi Sekaran
Stuart C Clarke
Novel clones of Streptococcus pneumoniae causing invasive disease in Malaysia.
description Although Streptococcus pneumoniae is a leading cause of childhood disease in South East Asia, little has previously been reported regarding the epidemiology of invasive pneumococcal disease in Malaysia and very few studies have explored pneumococcal epidemiology using multilocus sequence typing (MLST). Here we describe serotype, multilocus sequence type (ST), and penicillin susceptibility of thirty pneumococcal invasive disease isolates received by the University of Malaya Medical Centre between February 2000 and January 2007 and relate this to the serotypes included in current pneumococcal conjugate vaccines. A high level of diversity was observed; fourteen serotypes and 26 sequence types (ST), (11 of which were not previously described) were detected from 30 isolates. Penicillin non-susceptible pneumococci accounted for 33% of isolates. The extent of molecular heterogeneity within carried and disease-causing Malaysian pneumococci remains unknown. Larger surveillance and epidemiological studies are now required in this region to provide robust evidence on which to base future vaccine policy.
format article
author Johanna M Jefferies
Mohd Yasim Mohd Yusof
Shamala Devi Sekaran
Stuart C Clarke
author_facet Johanna M Jefferies
Mohd Yasim Mohd Yusof
Shamala Devi Sekaran
Stuart C Clarke
author_sort Johanna M Jefferies
title Novel clones of Streptococcus pneumoniae causing invasive disease in Malaysia.
title_short Novel clones of Streptococcus pneumoniae causing invasive disease in Malaysia.
title_full Novel clones of Streptococcus pneumoniae causing invasive disease in Malaysia.
title_fullStr Novel clones of Streptococcus pneumoniae causing invasive disease in Malaysia.
title_full_unstemmed Novel clones of Streptococcus pneumoniae causing invasive disease in Malaysia.
title_sort novel clones of streptococcus pneumoniae causing invasive disease in malaysia.
publisher Public Library of Science (PLoS)
publishDate 2014
url https://doaj.org/article/35e05d486b994f288d1506462d23c5b4
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AT shamaladevisekaran novelclonesofstreptococcuspneumoniaecausinginvasivediseaseinmalaysia
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