Avian Influenza A(H5N1) Neuraminidase Inhibition Antibodies in Healthy Adults after Exposure to Influenza A(H1N1)pdm09

Autor: Pavithra Daulagala, Samuel M.S. Cheng, Alex Chin, Leo L.H. Luk, Kathy Leung, Joseph T. Wu, Leo L.M. Poon, Malik Peiris, Hui-Ling Yen
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Emerging Infectious Diseases, Vol 30, Iss 1, Pp 168-171 (2024)
Druh dokumentu: article
ISSN: 1080-6040
1080-6059
DOI: 10.3201/eid3001.230756
Popis: We detected high titers of cross-reactive neuraminidase inhibition antibodies to influenza A(H5N1) virus clade 2.3.4.4b in 96.8% (61/63) of serum samples from healthy adults in Hong Kong in 2020. In contrast, antibodies at low titers were detected in 42% (21/50) of serum samples collected in 2009. Influenza A(H1N1)pdm09 and A(H5N1) titers were correlated.
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