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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
biochemistry, genetics and molecular biology
Comparisons between geographically diverse samples of carried Staphylococcus aureus
Journal of Bacteriology, Volume 191, No. 18, Year 2009
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Description
Approximately one-third of the human population is asymptomatically colonized by Staphylococcus aureus. However, much of the global diversity within the carriage populations remains uncharacterized, and it is unclear to what degree the variation is geographically partitioned. We isolated 300 carriage isolates from 1,531 adults contemporaneously in four countries: France, Algeria, Moldova, and Cambodia. All strains were characterized by multilocus sequence typing. Six clonal complexes (CCs) were present in all four samples (CC30, -45, -121, -15, -5, and -8). Analyses based on the genotype frequencies revealed the French and Algerian samples to be most similar and the Cambodian sample to be most distinct. While this pattern is consistent with likely rates of human migration and geographic distance, stochastic clonal expansion also contributes to regional differences. Phylogenetic analysis revealed a highly divergent and uncharacterized genotype (ST1223) within Cambodia. This lineage is related to CC75, which has previously been observed only in remote aboriginal populations in northern Australia. Copyright © 2009, American Society for Microbiology. All Rights Reserved.
Authors & Co-Authors
Ruimy, Raymond
France, Paris
Hôpital Bichat-claude-bernard Ap-hp
France, Paris
Université Paris Cité
Armand-Lefèvre, Laurence
France, Paris
Hôpital Bichat-claude-bernard Ap-hp
France, Paris
Université Paris Cité
Barbier, François S.
France, Paris
Hôpital Bichat-claude-bernard Ap-hp
France, Paris
Université Paris Cité
Ruppé, Etienne
France, Paris
Hôpital Bichat-claude-bernard Ap-hp
France, Paris
Université Paris Cité
Cocojaru, Radu
France, Paris
Hôpital Bichat-claude-bernard Ap-hp
Moldova, Chisinau
National Scientific Practical Center of Applied Preventive Medicine
Mesli, Yasmine
France, Paris
Hôpital Bichat-claude-bernard Ap-hp
Algeria, Tlemcen
Centre Hospitalo-universitaire dr Tidjani Damerdji de Tlemcen
Maïga, Aminata A.
France, Paris
Hôpital Bichat-claude-bernard Ap-hp
Mali, Bamako
Chu Point g
Benkalfat, Mokhtar
Algeria, Tlemcen
Centre Hospitalo-universitaire dr Tidjani Damerdji de Tlemcen
Benchouk, Samia
Algeria, Tlemcen
Centre Hospitalo-universitaire dr Tidjani Damerdji de Tlemcen
Hassaïne, Hafida
Algeria, Tlemcen
Université Abou Bekr Belkaid Tlemcen
Dufourcq, Jean Baptiste
Cambodia, Phnom Penh
Hopital Calmette
Nareth, Chhor
Cambodia, Phnom Penh
Hopital Calmette
Sarthou, Jean Louis
Cambodia, Phnom Penh
Institut Pasteur du Cambodge
Andremont, Antoine O.
France, Paris
Hôpital Bichat-claude-bernard Ap-hp
France, Paris
Université Paris Cité
Feil, Edward J.
United Kingdom, Bath
University of Bath
Statistics
Citations: 97
Authors: 15
Affiliations: 9
Identifiers
Doi:
10.1128/JB.00493-09
ISSN:
00219193
Research Areas
Genetics And Genomics
Study Design
Cross Sectional Study
Study Locations
Algeria