Recurring outbreaks by the same Escherichia coli ST10 clone in a broiler unit during 18 months
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Recurring outbreaks by the same Escherichia coli ST10 clone in a broiler unit during 18 months. / Bojesen, Anders Miki; Ahmed, Umran; Skaarup, Hanne; Espinosa-Gongora, Carmen.
I: Veterinary Research, Bind 53, Nr. 1, 2, 2022.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Recurring outbreaks by the same Escherichia coli ST10 clone in a broiler unit during 18 months
AU - Bojesen, Anders Miki
AU - Ahmed, Umran
AU - Skaarup, Hanne
AU - Espinosa-Gongora, Carmen
N1 - Publisher Copyright: © 2022. The Author(s).
PY - 2022
Y1 - 2022
N2 - The current investigation aimed at characterizing the cause of multiple disease outbreaks in the same broiler production unit during a course of 18 months. The outbreaks had mortality rates of up to 22%. Escherichia coli was diagnosed as the responsible agent. Multiple-locus variable-number tandem-repeat analysis showed that all chicken isolates had identical band patterns. Core genome comparisons demonstrated that the 36 chicken isolates differed with maximum of nine nucleotides indicating that the same E. coli clone was responsible for all seven disease outbreaks despite adherence to the all-in-all production principle and rigorous cleaning and disinfection procedures.
AB - The current investigation aimed at characterizing the cause of multiple disease outbreaks in the same broiler production unit during a course of 18 months. The outbreaks had mortality rates of up to 22%. Escherichia coli was diagnosed as the responsible agent. Multiple-locus variable-number tandem-repeat analysis showed that all chicken isolates had identical band patterns. Core genome comparisons demonstrated that the 36 chicken isolates differed with maximum of nine nucleotides indicating that the same E. coli clone was responsible for all seven disease outbreaks despite adherence to the all-in-all production principle and rigorous cleaning and disinfection procedures.
KW - broiler
KW - clonality
KW - E. coli ST10
KW - multiple outbreaks
U2 - 10.1186/s13567-021-01017-6
DO - 10.1186/s13567-021-01017-6
M3 - Journal article
C2 - 35000591
AN - SCOPUS:85123459763
VL - 53
JO - Veterinary Research
JF - Veterinary Research
SN - 0928-4249
IS - 1
M1 - 2
ER -
ID: 291606004