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Applied and Environmental Microbiology, September 2004, p. 5698-5700, Vol. 70, No. 9
0099-2240/04/$08.00+0     DOI: 10.1128/AEM.70.9.5698-5700.2004
Copyright © 2004, American Society for Microbiology. All Rights Reserved.

SHORT REPORT

Large-Scale Population Structure of Human Commensal Escherichia coli Isolates

Patricia Escobar-Páramo,1 Karine Grenet,2 Arnaud Le Menac'h,3 Luc Rode,1 Emmanuelle Salgado,2 Christine Amorin,1 Stéphanie Gouriou,4 Bertrand Picard,4 Mohamed Chérif Rahimy,5 Antoine Andremont,2 Erick Denamur,1* and Raymond Ruimy2*

INSERM E0339, Faculté de Médecine Xavier Bichat,1 INSERM EMI 9933, Groupe Hospitalier Bichat-Claude Bernard, AP-HP,2 INSERM U444, Faculté de Médecine Saint-Antoine, Paris,3 Laboratoire de Microbiologie, CHU Brest, Brest, France,4 Faculté des Sciences et de la Santé, Cotonou, Benin5

Received 2 December 2003/ Accepted 19 May 2004

ABSTRACT

The study of several Escherichia coli intestinal commensal isolates per individual in 265 healthy human subjects belonging to seven populations distributed worldwide showed that the E. coli population is highly structured, with major differences between the tropical and temperate populations.

* Corresponding author. Mailing address for Raymond Ruimy: Laboratoire de Bactériologie, Groupe Hospitalier Bichat-Claude Bernard, 46, Rue Henri Huchard, 75877 Paris Cedex 18, France. Phone: 33 1 40 25 85 05. Fax: 33 1 40 25 85 81. E-mail: raymond.ruimy{at}bch.ap-hop-paris.fr. Mailing address for Erick Denamur: INSERM E0339, Faculté de Médecine Xavier Bichat, 16, Rue Henri Huchard, 75877 Paris Cedex 18, France. Phone: 33 1 44 85 61 56. Fax: 33 1 44 85 61 49. E-mail: denamur{at}bichat.inserm.fr.

Applied and Environmental Microbiology, September 2004, p. 5698-5700, Vol. 70, No. 9
0099-2240/04/$08.00+0     DOI: 10.1128/AEM.70.9.5698-5700.2004
Copyright © 2004, American Society for Microbiology. All Rights Reserved.



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