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Detection and Isolation of Campylobacter spp. from Raw Meat
Published on: February 23, 2024
Campylobacter contamination during poultry slaughter in Belgium
G Rasschaert1, K Houf, J Van Hende
1Department of Veterinary Public Health and Food Safety, Faculty of Veterinary Medicine, Ghent University, 9820 Merelbeke, Belgium.
Journal of Food Protection
|January 19, 2006
Summary
Thermophilic Campylobacter species in broilers can transfer from the gut to carcass surfaces during slaughter. Molecular typing revealed cross-contamination between flocks, highlighting potential risks for food safety.
Area of Science:
- Food safety
- Veterinary microbiology
- Poultry science
Background:
- Thermophilic Campylobacter species are significant foodborne pathogens.
- Broiler chickens are a primary reservoir for Campylobacter.
- Understanding transmission routes is crucial for control.
Purpose of the Study:
- To investigate the relationship between internal Campylobacter carriage and surface contamination in broilers.
- To identify potential cross-contamination events during slaughter.
Main Methods:
- Molecular typing (flagellin gene A PCR/RFLP and PFGE) was used.
- Samples included crop swabs, intestines, and neck skins from 39 broiler flocks.
- 309 Campylobacter isolates were analyzed.
Main Results:
- Campylobacter colonization was found in 72% of flocks pre-slaughter.
- Neck skin contamination occurred in 79% of flocks post-slaughter.
- Identical genotypes were found in broiler intestines and subsequent neck skins, indicating cross-contamination.
Conclusions:
- Internal Campylobacter carriage can lead to carcass contamination during slaughter.
- Cross-contamination between broiler flocks is a significant concern.
- Effective interventions are needed to prevent Campylobacter spread in slaughterhouses.
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