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Volume 26, Number 4—April 2020

Isolation of Drug-Resistant Gallibacterium anatis from Calves with Unresponsive Bronchopneumonia, Belgium

Laura Van DriesscheComments to Author , Kevin Vanneste, Bert Bogaerts, Sigrid C.J. De Keersmaecker, Nancy H. Roosens, Freddy Haesebrouck, Lieze De Cremer, Piet Deprez, Bart Pardon, and Filip Boyen
Author affiliations: Author affiliations: Ghent University, Merelbeke, Belgium (L. Van Driessche, F. Haesebrouck, L. De Cremer, P. Deprez, B. Pardon, F. Boyen); Sciensano, Brussels, Belgium (K. Vanneste, B. Bogaerts, S.C.J. De Keersmaecker, N.H. Roosens)

Main Article

Table 1

Origin and characteristics of Gallibacterium anatis strains isolated from calves with unresponsive bronchopneumonia, Belgium, 2017–2018*

Isolate Age of calf, d Type (breed) Farm Culture Other pathogens detected MALDI-TOF MS log score†
GB2 36 Beef (BWB) 1 Pure culture ND 2.40
GB3 20 Beef (BWB) 2 Dominant isolate Escherichia coli 2.13
GB4 14 Beef (BWB) 2 Pure culture ND 2.48
GB5 15 Beef (BWB) 2 Pure culture ND 2.46
GB6 18 Beef (BWB) 2 Dominant isolate Histophilus somni 2.47
GB7 60 Beef (BWB) 3 Dominant isolate Bibersteinia trehalosi, Mycoplasma bovis 2.34
GB8 22 Beef (BWB) 4 Dominant isolate Trueperella pyogenes 2.38
GB9 40 Beef (BWB) 5 Pure culture ND 2.38
GB10 23 Beef (Blonde d’Aquitaine) 6 Dominant isolate Mannheimia haemolytica, M. bovis 2.23
GB11 4 Dairy (Holstein Friesian) 7 Pure culture ND 2.24

*BWB, Belgian White and Blue; MALDI-TOF MS, matrix-assisted laser desorption/ionization time-of-flight mass spectrometry; ND, not detected.
†Identification with a log score value >2.0 is considered reliable at the species level.

Main Article

Page created: March 17, 2020
Page updated: March 17, 2020
Page reviewed: March 17, 2020
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