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Volume 30, Number 12—December 2024
Research

Highly Pathogenic Avian Influenza A(H5N1) Virus Infection in Cats, South Korea, 2023

Yong-Myung Kang1, Gyeong-Beom Heo1, Se-Hee An, Hyunho Lee, Eunhye Park, Ra Mi Cha, Yun Yueng Jang, Mingeun Sagong, Ah-Young Kim, Jongho Kim, Eun-Kyoung Lee, Seong Hee Kim, Kyungki Lee, Bokkyung Ku, Youn-Jeong Lee, Kyunghyun LeeComments to Author , and Kwang-Nyeong LeeComments to Author 
Author affiliation: Animal and Plant Quarantine Agency, Gimcheon-si, South Korea (Y.-M. Kang, G.-B. Heo, S.-H. An, R.M. Cha, Y.Y. Jang, M. Sagong, A.-Y. Kim, J. Kim, E.-K. Lee, S.H. Kim, Kyungki Lee, B. Ku, Y.-J. Lee, Kyunghyun Lee, K.-N. Lee); Kyungpook National University, Daegu, South Korea (Y.-M. Kang); Seoul National University, Seoul, South Korea (G.-B. Heo); Seoul Metropolitan Government Research Institute of Public Health and Environment, Gwacheon-si, South Korea (H. Lee, E. Park)

Main Article

Table 2

Detection of H5 genes and H5 HPAIV in raw cat food in study of HPAIV A(H5N1) infection in cats, South Korea, 2023*

Sample source Sample Manufacturing date H5 Ct EID50/g Strain name
Collected from shelter 2
 Raw cat food† (duck meat)
 2023 Jul 6
 28
 103.5
 A/environment/Korea/M305E-13/2023(H5N1)
Collected from manufacturer A‡ or the buyer of the foods under tracking investigation† Raw cat food
(duck meat)		 2023 May 26 27 102.5 A/environment/Korea/M305E2–24/2023(H5N1)
2023 Jun 15 28 103.0 A/environment/Korea/M305E2–25/2023(H5N1)
2023 Jul 27 29 103.5 A/environment/Korea/M305E3–1/2023(H5N1)

*Ct, cycle threshold; EID50, 50% egg infectious dose; HPAIV, highly pathogenic avian influenza virus. †The same brand of raw cat food products made of raw meat from ducks slaughtered on the same day but on different manufacturing dates were all positive, but the same brand of raw food products made from raw chicken meat was negative (data not shown). Moreover, all kinds of cat food made from raw meat that were recalled nationwide from 10 manufacturers tested negative except for products in Table 2. ‡Manufacturer of avian influenza–positive raw cat food product fed to cats at shelter 2.

Main Article

1These authors contributed equally to this article.

Page created: October 01, 2024
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