Development and application of a real-time RT-PCR assay to rapidly detect H2 subtype avian influenza A viruses.

J Vet Diagn Invest

State Key Laboratory for Diagnosis and Treatment of Infectious Diseases, and National Clinical Research Center for Infectious Diseases, The First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, China.

Published: May 2021

The H2 subtypes of avian influenza A viruses (avian IAVs) have been circulating in poultry, and they have the potential to infect humans. Therefore, establishing a method to quickly detect this subtype is pivotal. We developed a TaqMan minor groove binder real-time RT-PCR assay that involved probes and primers based on conserved sequences of the matrix and hemagglutinin genes. The detection limit of this assay was as low as one 50% egg infectious dose (EID)/mL per reaction. This assay is specific, sensitive, and rapid for detecting avian IAV H2 subtypes.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8120088PMC
http://dx.doi.org/10.1177/1040638721994810DOI Listing

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