is an emerging foodborne pathogen that commonly colonizes the gastrointestinal tract of poultry, causing gastroenteritis. It has been related to several clinically important infections, including colitis and hepatitis, inflammatory bowel disease, recurrent diarrhea, and bacteremia in the human population. The bacterium may be transmitted to humans through undercooked poultry meat. In order to investigate the occurrence of in raw retail chicken meat (thighs and breasts), we analyzed 240 samples: 120 chicken thigh and 120 chicken breast samples. The samples were analyzed by means of an isolation protocol using Steele and McDermott's modified filtration technique on Brucella agar supplemented with 5% of defibrinated sheep's blood. The presumptive colonies were biochemically identified and analyzed using a previously described conventional PCR test based on the 16S rRNA gene. In total, 35% of analyzed samples were positive using the microbiological protocol and 45% were positive by PCR. These results suggest that can be transmitted to humans through the handling and consumption of raw poultry meat, representing a risk for food business operators and consumers. Efforts to control in broiler meat should prioritize the implementation of stringent hygienic practices across all stages of the food chain, from the farm to the consumer.
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http://dx.doi.org/10.3390/foods13060845 | DOI Listing |
Int J Food Microbiol
January 2025
The United Graduate School of Drug Discovery and Medical Information Sciences, Gifu University, Gifu, Japan. Electronic address:
The contamination of retail meat with antibiotic-resistant bacteria poses a substantial public health risk because of the potential spread of these bacteria within communities. The contamination of retail meat with extended-spectrum beta-lactamase (ESBL)-producing bacteria was investigated in four cities in Vietnam using real-time PCR, employing ESBL marker genes. This method provides a more comprehensive assessment of ESBL-producing bacterial contamination in meat samples than culture-based methods because it directly detects resistance genes from the extracted sample DNA.
View Article and Find Full Text PDFMicrobiol Resour Announc
January 2025
Food Microbiology and Safety Laboratory, Department of Agriculture, Food and Resource Sciences, University of Maryland Eastern Shore, Princess Anne, Maryland, USA.
We report 16S rRNA sequencing of microbiomes associated with organic and conventional retail chickens (=31), processed via whole-carcass enrichment and rinse methodologies. Amplicon sequencing was performed targeting the V3-V4 region of the 16S rRNA gene, which resulted with Good's coverage exceeding 99.7% of the libraries.
View Article and Find Full Text PDFMicroorganisms
November 2024
Department of Veterinary and Biosciences, Faculty of Veterinary Medicine, Ghent University, Salisburylaan 133, 9820 Merelbeke, Belgium.
The significance of as a foodborne pathogen is increasingly acknowledged, but the assessment of its occurrence and transmission remains challenging due to the lack of validation of selective isolation, detection, and identification methods. The aim of the present study was to examine its presence on various meat samples at the retail level in order to assess a potential foodborne transmission and its occurrence in clinical stool samples. First, the evaluation and selection of a selective enrichment broth and isolation medium, combined with an optimized identification by MALDI-TOF MS, as well as a suitable DNA extraction method and a PCR-based detection strategy were developed.
View Article and Find Full Text PDFOpen Vet J
November 2024
Department of Nursing, Technical Institute of Suwaria, Middle Technical University, Baghdad, Iraq.
Background: Ozone (O) is a promising alternative antibacterial agent that has recently been used in meat processing. The understanding of the appropriate functional settings of O for addressing food safety problems is still insufficient.
Aim: The aim of this study was, therefore, to investigate the effects of exposure to O on the bacteriological quality of retail meat inoculated with at refrigeration temperatures.
Front Vet Sci
December 2024
Avian Disease Laboratory, College of Veterinary Medicine, Konkuk University, Seoul, Republic of Korea.
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