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Volume 32, Number 4—April 2026

Dispatch

Rapid Spread of Recombinant African Swine Fever Virus Genotypes I and II, Vietnam, 2023–2024

The Viet Hoang Nguyen1, Yeon-Hee Kim1, Viet Dung Nguyen1, Thi Chau Giang Tran1, Ngoc Duong Vu, Thi Thu Hang Vu, Van Tam Nguyen, Da-Young Kim, Ki-Hyun Cho, and Seong-Keun Hong
Author affiliation: Vietnam National University of Agriculture College of Veterinary Medicine, Hanoi, Vietnam (T.V.H Nguyen, V.D. Nguyen, T.C.G. Tran, N.D. Vu, V.P. Le); Animal and Plant Quarantine Agency Foreign Animal Disease Division, Gimcheon, South Korea (Y.-H. Kim, D.-Y. Kim, K.-H. Cho, S.-K. Hong); Vietnam Union of Science and Technology Associations Institute of Veterinary Science and Technology, Hanoi (T.T.H. Vu, V.T. Nguyen); Canadian Food Inspection Agency National Centre for Foreign Animal Disease, Winnipeg, Manitoba, Canada (A. Ambagala)

Main Article

Table

Circulation rates of African swine fever virus p72 genotype II and recombinant p72 genotype I and II strains detected, Vietnam, January 2023–August 2024

Period No. samples collected Genotypes No. positive Positivity rate, %
Jan–Dec 2023
 99
 Genotype I and II 14 14.14
Genotype II
 85
 85.86
Jan–Aug 2024
 83
 Genotype I and II 35 42.17
Genotype II
 48
 57.83
Total 182

Main Article

1These authors contributed equally to this article.

Page created: March 05, 2026
Page updated: April 15, 2026
Page reviewed: April 15, 2026
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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