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Volume 14, Number 8—August 2008

Dispatch

Macrolide-Resistant Shigella sonnei

Leyla Boumghar-Bourtchai*, Patricia Mariani-Kurkdjian†, Edouard Bingen†, Ingrid Filliol, Anne Dhalluin*§, Shadia Ait Ifrane†, François-Xavier Weill, and Roland Leclercq*Comments to Author 
Author affiliations: *Centre Hospitalier Universitaire Côte de Nacre, Caen, France; †Hôpital Robert Debré, Paris, France; ‡Institut Pasteur, Paris; §Université de Caen, Caen, France;

Main Article

Figure 1

Pulsed-field gel electrophoresis–generated dendrogram for 43 Shigella sonnei isolates obtained from sporadic or outbreak cases during 1996–2007 in the Paris area. Profile 1) representative isolates from the 2007 outbreak, including 32 isolates with azithromycin MIC >256 mg/L by Etest and 2 isolates with azithromycin MIC <16 mg/L. Profile 2) 6 representative isolates from sporadic cases (2003–2006) with azithromycin MIC <16 mg/L. Profile 3) representative isolate Shi 03-3580 from 2003 outbreak with azithromycin MIC <16 mg/L by Etest. Profile 4) representative isolate Shi 02-9633 from 2002 outbreak with azithromycin MIC <16 mg/L by Etest. Profile 5) representative isolate Shi 96 1420 from 1996 outbreak with azithromycin MIC <16 mg/L by Etest.

Figure 1. Pulsed-field gel electrophoresis–generated dendrogram for 43 Shigella sonnei isolates obtained from sporadic or outbreak cases during 1996–2007 in the Paris area. Profile 1) representative isolates from the 2007 outbreak, including 32 isolates with azithromycin MIC >256 mg/L by Etest and 2 isolates with azithromycin MIC <16 mg/L. Profile 2) 6 representative isolates from sporadic cases (2003–2006) with azithromycin MIC <16 mg/L. Profile 3) representative isolate Shi 03-3580 from 2003 outbreak with azithromycin MIC <16 mg/L by Etest. Profile 4) representative isolate Shi 02-9633 from 2002 outbreak with azithromycin MIC <16 mg/L by Etest. Profile 5) representative isolate Shi 96 1420 from 1996 outbreak with azithromycin MIC <16 mg/L by Etest.

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