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Volume 10, Number 6—June 2004

Research

Antimicrobial Resistance among Campylobacter Strains, United States, 1997–2001

Amita Gupta*Comments to Author , Jennifer M. Nelson*, Timothy J. Barrett*, Robert V. Tauxe*, Shannon P. Rossiter*, Cindy R. Friedman*, Kevin W. Joyce*, Kirk E. Smith†, Timothy F. Jones‡, Marguerit A. Hawkins§, Beletshachew Shiferaw¶, James L. Beebe#, Duc J. Vugia**, Terry Rabatsky-Ehr††, James A. Benson‡‡, Timothy P. Root§§, Frederick J. Angulo*, and for the NARMS Working Group
Author affiliations: *Centers for Disease Control, Atlanta, Georgia, USA; †Minnesota Department of Health, St. Paul, Minnesota, USA; ‡Tennessee Department of Health, Nashville, Tennessee, USA; §Maryland Department of Health and Mental Hygiene, Baltimore, Maryland, USA; ¶Oregon Department of Human Services, Portland, Oregon, USA; #Colorado Department of Public Health & Environment, Denver, Colorado, USA; **California Department of Health Services, Sacramento, California, USA; ††Connecticut Department of Public Health, Hartford, Connecticut, USA; ‡‡Georgia Department of Human Services, Atlanta, Georgia, USA; §§New York State Department of Health, Albany, New York, USA

Main Article

Table 4

Antimicrobial resistance among Campylobacter isolates from retail chicken, by species, NARMS, 1999

Antimicrobial agent % Resistant
C. jejuni (n = 62) C. coli (n = 16) Othera (n = 2)
Azithromycin
6
0
0
Chloramphenicol
0
0
50
Ciprofloxacin
24
19
50
Clindamycin
5
0
0
Erythromycin
6
0
0
Gentamicin
0
6
0
Nalidixic acid
29
37
50
Tetracycline 69 50 50

aOne isolate was undetermined (i.e., hippurate-negative Campylobacter that could not be further speciated by 16S polymerase chain reaction study), and one isolate was an unknown Campylobacter that could not be further characterized).

Main Article

1This isolate was reported to be ciprofloxacin resistant in reference

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