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Volume 24, Number 12—December 2018
Research

CTX-M-65 Extended-Spectrum β-Lactamase–Producing Salmonella enterica Serotype Infantis, United States1

Allison C. BrownComments to Author , Jessica C. Chen, Louise K. Francois Watkins, Davina Campbell, Jason P. Folster, Heather Tate, Jamie Wasilenko, Christine Van Tubbergen, and Cindy R. Friedman
Author affiliations: Centers for Disease Control and Prevention, Atlanta, Georgia, USA (A.C. Brown, J.C. Chen, L.K. Francois Watkins, D. Campbell, J.P. Folster, C. Van Tubbergen, C.R. Friedman); Food and Drug Administration, Laurel, Maryland, USA (H. Tate); US Department of Agriculture, Athens, Georgia, USA (J. Wasilenko)

Main Article

Table 2

Characteristics of patients and 5 Salmonella enterica serotype Infantis pattern JFXX01.0787 isolates without CTX-M-65, United States*

Accession no.† Year Specimen source Resistance profile Plasmids gyrA parC Hospitalized Recent travel
SRR2485280
 2012
 Feces
 No resistance detected
 No replicons detected
 None
 Wt
 No
 No travel
SRR4025941
 2012
 Feces
 CSuTCip(I)NalCotGen(I)
 IncFIB-like
 D87Y
 Wt
 No
 Peru, Bolivia, Ecuador, Chile
SRR4019596
 2014
 Urine
 CSSuTFox(I)Cip(I)NalCot
 IncFIB-like
 D87Y
 Wt
 No
 No data
SRR3185042
 2014
 Feces
 No resistance detected
 No replicons detected
 None
 Wt
 Yes
 No travel
SRR2485289 2015 Feces No resistance detected No replicons detected None Wt No No data

*A, ampicillin; Aug, amoxicillin-clavulanic acid; C, chloramphenicol; Cip, ciprofloxacin; Cot, trimethoprim/sulfamethoxazole; Cx, ceftriaxone; Fox, cefoxitin; Gen, gentamicin; (I), intermediate susceptibility; Nal, nalidixic acid; S, streptomycin; Su, sulfisoxazole; T, tetracycline; Tio, ceftiofur.
†Accession numbers are the sequence read archive run identification numbers from the National Center for Biotechnology Information.

Main Article

1Preliminary results from this analysis were presented at the International Salmonella and Salmonellosis Symposium, June 6–8, 2016, St. Malo, France, and at the International Association for Food Protection Annual Meeting, July 9–12, 2017, Tampa, Florida, USA.

Page created: November 20, 2018
Page updated: November 20, 2018
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The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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