Peer-reviewed veterinary case report
Highly Pathogenic Avian Influenza A(H5N1) Virus RNA in Bovine Semen, California, USA, 2024.
- Journal:
- Emerging infectious diseases
- Year:
- 2026
- Authors:
- Lim, Ailam et al.
- Species:
- bird
Abstract
Since March 2024, highly pathogenic avian influenza (HPAI) A(H5N1) virus has infected dairy cattle in the United States, prompting concern about novel transmission routes. During an outbreak in California, HPAI H5N1 RNA was detected in an asymptomatic bull's semen. Although infectious virus was not isolated, semen-associated transmission risks and biosecurity practices remain a concern.
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Search related cases →Original publication: https://pubmed.ncbi.nlm.nih.gov/41983964/