Volume 22, Number 7—July 2016
Dispatch
Extended-Spectrum Cephalosporin-Resistant Salmonella enterica serovar Heidelberg Strains, the Netherlands1
Apostolos Liakopoulos
, Yvon Geurts, Cindy M. Dierikx, Michael S.M. Brouwer, Arie Kant, Ben Wit, Raymond Heymans, Wilfrid van Pelt, and Dik J. Mevius
, Yvon Geurts, Cindy M. Dierikx, Michael S.M. Brouwer, Arie Kant, Ben Wit, Raymond Heymans, Wilfrid van Pelt, and Dik J. Mevius
Table
Characteristics of Salmonella enterica serovar Heidelberg isolates recovered from human infections, food-producing animals, poultry meat, and other sources, the Netherlands, 1999–2013*
| Source | 1999–2001 | 2002–2004 | 2005–2007 | 2008–2010 | 2011–2013 |
|---|---|---|---|---|---|
| Human infections | |||||
| No. isolates studied | 13 | 10 | 22 | 23 | 15 |
| Resistance phenotypes (no.) | Amp (1), AmpCol (1), AmpSmxTmpStr (1), AmpTetSmxTmpStr (1), SmxStr (1), Str (5), TetSmxTmpStr (1), WT (2) | AmpSmxStr (1), AmpTetSmx (1), SmxStr (3), Str (1), TetSmxStr (1), WT (3) | AmpFotTazStr (1), AmpSmxTmpNalCip (1), AmpTet (1), NalCip (2), SmxStr (1), Tet (1), TetSmxNalCip (1), WT (14) | ChlCol (1), Col (10), Str (1), StrCol (5), TetCol (1), TetNalCip (1), TetSmxTmp StrCol (1), TetStr KanCol (1), TetStr SmxCol (1), WT (1) | Col (1), Str (3), TetSmxStr (2), TetSmxTmp (1), WT (8) |
| No. ESCR isolates |
0 |
0 |
1 |
0 |
0 |
| Food-producing animals | |||||
| No. isolates studied | 5 | 16 | 5 | 7 | 13 |
| Resistance phenotypes (no.) | NalCip (1), WT (4) | Amp (3), AmpSmxTmpNalCipStr (2), AmpStr (2), NalCip (5), SmxStrTmp (1), WT (3) | AmpTetSmxTmpNalCip (1), WT (4) | AmpCol (1), AmpFotTazNalCip (1), AmpFotTazTetSmx GenStrKanCol (1), Col (4) | AmpCol (1), AmpFotTazTetSmx (1), AmpFotTazTet SmxNalCip (4), Col (2), TetSmxNalCip (2), TetSmxNal CipGenStrKan (1), WT (2) |
| No. ESCR isolates |
0 |
0 |
0 |
2 |
5 |
| Poultry meat | |||||
| No. isolates studied | 3 | 3 | 15 | 6 | 40 |
| Resistance phenotypes (no.) | AmpTetSmxTmpNalCipStr (1), SmxTmpStr (1), WT (1) | AmpSmxStr (1), WT (2) | NalCip (3), SmxCipGen (1), SmxGen (1), SmxTmpNalCip (1), TetSmxTmp (1), WT (8) | AmpFotTaz (1), AmpFotTazSmxTmp ChlStrCol (1), AmpFotTazStrCol (1), Col (2), NalCipCol (1) | AmpFotTazTetSmx NalCip (26), AmpFotTazTetSmx NalCipCol (1), AmpFotTazTetSmx NalCipGenStrKan (1), AmpFotTaz TetSmxNalCipStr (6), AmpFotTazTetSmx TmpNalCipChl (1), Col (2), TetSmx NalCip (1), TetSmx NalCipGenStr (1), TetSmxNalCipStr (1) |
| No. ESCR isolates |
0 |
0 |
0 |
3 |
35 |
| Other | |||||
| No. isolates studied | 0 | 1 | 0 | 6 | 4 |
| Resistance phenotypes (no.) | WT (1) | Col (2), NalCipCol (1), Str (1), StrCol (2) | AmpFotTazTetSmx NalCip (1), NalCipCol (1), Str (1), TetSmxNal CipGenStr (1) | ||
| No. ESCR isolates | 0 | 0 | 0 | 0 | 1 |
*Amp, ampicillin; Cip, ciprofloxacin; Chl, chloramphenicol; Col, colistin; ESCR, extended-spectrum cephalosporin-resistant; Fot, cefotaxime; Gen, gentamicin; Kan, kanamycin; Nal, nalidixic acid; Smx, sulfamethoxazole; Str, streptomycin; Taz, ceftazidime; Tet, tetracycline; Tmp, trimethoprim; WT, wild type.
1Preliminary results from this study were presented at the 12th Beta-Lactamase Meeting, June 28–July 1, 2014, Gran Canaria, Spain.
Page created: June 14, 2016
Page updated: June 14, 2016
Page reviewed: June 14, 2016
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.