Investigation of the Effect of Ultraviolet Light Treatment on <i>Enterobacterales</i> and <i>Salmonella</i> spp. in Raw Chicken Products


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Yörük N. G.

VETERINARY MEDICINE AND SCIENCE, cilt.11, sa.5, 2025 (SCI-Expanded) identifier identifier

  • Yayın Türü: Makale / Tam Makale
  • Cilt numarası: 11 Sayı: 5
  • Basım Tarihi: 2025
  • Doi Numarası: 10.1002/vms3.70577
  • Dergi Adı: VETERINARY MEDICINE AND SCIENCE
  • Derginin Tarandığı İndeksler: Science Citation Index Expanded (SCI-EXPANDED)
  • Anahtar Kelimeler: Enterobacterales, public health, raw chicken parts, Salmonella spp, ultraviolet light (UV-C)
  • Dokuz Eylül Üniversitesi Adresli: Evet

Özet

The aim of this study was to evaluate the effect of UV-C light (254-nm wavelength, minimum intensity 0.573 mW/cm2) on the presence of Salmonella spp. and the counts of Enterobacterales in various raw chicken parts. Salmonella spp. was initially detected in 16 out of 20 samples. Following UV-C treatment, the prevalence of Salmonella spp. positive samples progressively decreased with 13 positive samples remaining after 3 h and further reduction to seven samples after 6 h of exposure. Complete inactivation of Salmonella spp. was observed following after 9, 12, and 24 h of UV-C application, ensuring microbiological safety in accordance with food safety standards. Additionally, Enterobacterales counts also showed significant reductions, particularly between 6 and 12 h of UV-C treatment. These findings highlight UV-C light as a promising intervention for mitigating foodborne pathogens in poultry products, with potential for practical applications in food safety systems. Further research with a larger number of samples is recommended to optimize UV-C treatment for controlling foodborne pathogens in poultry food products.