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Understanding H5N1 and H7N9 avian influenza, H1N1 anniversary influenza and influenza shots

With influenza of all sorts– H5N1, H1N1 and H7N9, winning a media recently, we motionless to excavate in a small deeper and try to transparent adult some questions “people examination a news” might have when they hear these reports day after day.

Columbia University Microbiology and Immunology professor, Vincent Racaniello, PhD, assimilated me on the Jan. 18 airing of Outbreak News This Week Radio uncover to answer some questions on this far-reaching trimming topic.

What is a “H”, what is a “N” in influenza descriptions? Dr. Racaniello discusses what Hemagglutinin (HA) and Neuraminidase (NA) are and what their duty is.

To learn some-more about a “nuts and bolts” of a influenza virus, see Dr. Racaniello’s “Influenza 101″

Racaniello talked about H5N1 avian influenza symptomology and when asked, “What is this pathogen blank that keeps it from being concerned in person-to-person transmission?”, Racaniello said, “That’s a million dollar question.”

“As distant as we know, usually H1, H2 and H3 influenza viruses can broadcast good chairman to person”.

Racaniello gives a extensive story on a speculation on because one anniversary influenza aria predominates one year and not a next, really value a listen.

How do health authorities figure out what influenza strains to incorporate into a anniversary influenza shot? Racaniello explains a process.

He also talks about a implausible and once suspicion unfit thing that happened recently in India–no polio cases in 3 years!

Visit Dr. Racaniello’s website, Virology Blog

For some-more spreading illness news and information, visit and “like” a Infectious Disease News Facebook page and the Outbreak News This Week Radio Show page.

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