Understanding Influenza Viruses: A Guide to H5N1, H1N1, and Beyond
Q: What are the four types of influenza viruses?
A: The four types of influenza viruses are Type A, Type B, Type C, and Type D.
Q: Which type of influenza virus has pandemic potential?
A: Type A influenza virus has pandemic potential.
Q: What are the subtypes of Type A influenza virus?
A: Some subtypes of Type A influenza virus include H1N1, H3N2, H5N1, H7N9, and H9N2.
Q: What is hemagglutinin (H)?
A: Hemagglutinin (H) is a protein that helps the virus attach to cells.
Q: What is neuraminidase (N)?
A: Neuraminidase (N) is a protein that releases the virus to infect other cells.
Q: What is zoonotic transmission?
A: Zoonotic transmission is the transmission of disease from animal to human or vice versa.
Q: Which subtypes of avian influenza A viruses have caused human infections?
A: The subtypes of avian influenza A viruses that have caused human infections include H5, H6, H7, H9, and H10.
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