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Volume 20, Number 7—July 2014
Dispatch

Neisseria gonorrhoeae Strain with Reduced Susceptibilities to Extended-Spectrum Cephalosporins

Duylinh NguyenComments to Author , Severin Gose, Lina Castro, Kathleen Chung, Kyle Bernstein, Micheal Samuel, Heidi Bauer, and Mark Pandori
Author affiliations: San Francisco Department of Public Health, San Francisco, California, USA (D. Nguyen, S. Gose, L. Castro, K. Chung, K. Bernstein, M. Pandori); California Department of Public Health, Richmond, California, USA (M. Samuel, H. Bauer)

Main Article

Table 3

Genetic characteristics of, and MICs required for, 17 Neisseria gonorrhoeae isolates of the 5 most common genogroups in 4 counties, California, USA, 2012*

Isolate Genogroup ST porB allele Ceftriaxone MIC Cefixime MIC Azithromycin MIC
1 1407 1407 908 0.25 0.25 0.75
2 1407 1407 908 0.25 0.19 0.75
3 1407 1407 908 0.25 0.19 0.5
4 1407 1407 908 0.19 0.125 1.0
5 1407 1407 908 0.125 0.125 0.38
6 1407 1407 908 0.125 0.125 0.25
7 1407 1407 908 0.125 0.125 0.75
8 1407 1407 908 0.125 0.125 0.5
9 1407 1407 908 0.094 0.125 0.38
10 1407 1407 908 0.094 0.125 0.5
11 1407 1407 908 0.064 0.125 0.38
12 1407 1407 908 0.047 0.125 0.38
13 1407 1407 908 0.125 0.094 0.75
14 1407 1407 908 0.125 0.094 0.75
15 1407 3158 1914 0.094 0.125 0.19
16 1407 8417 1903 0.094 0.125 0.38
17 Unique 8476 4878 0.125 0.125 0.5

*All 17 isolates had the 110 allele for tbpB and the XXXIV allele for penA. MICs are shown in micrograms per milliliter. ST, sequence type.

Main Article

Page created: June 17, 2014
Page updated: June 17, 2014
Page reviewed: June 17, 2014
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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