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How the flu vaccine works

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Uploaded by on Oct 24, 2008

Animation describing how the influenza vaccine works inside a person's body

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Education

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  • Exactly, I don't have the words in english to explain well the process but every year a vaccine is created for the "actual" virus... there is a lot of "versions"... the scientist create a vaccine with the estimated virus, to fight this virus, but every year the virus "mutate"=? to a new "version".... so they need to create an specific vaccine for each influenza type

  • You're right, it's a virus with a very short life, therefore it mutates all the time because it must evolve in order to survive so the vacciones we have right now are against the old version of the virus and it turns it uneffective against the new one.

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  • Yes...of course, the viruses aren't "dead" or "alive" like Thaylog456 mentioned. By what is said in the video, i'm guessing when they say "dead" but still causing mild flu symptoms, do they mean that they strip the virus of its RNA (or whatever allows it to force the cell to reproduce more of the virus) so that the virus simply will not be able to multiply and that your body can produce antibodies without it "losing" to the virus?

  • Antibodies

  • The only bit that contradicts in this video, is that Viruses aren't really Alive in the first place.

    I suppose they used the terms alive and dead so the audience could better understand.

  • What are the "Y"''s for?

  • @AnThOnYrox8 hm good question :o I think viruses and stuff like that probably come from dirty animals and stuff like that. but who knows. Germs are everywhere!

  • can a virus ever cease to exist? where does it come from in the first place.

  • it is dead viruses i already got the H1N1 shot and it was sore for 1 week

  • yes...true. Though you can get live nassal flu shots that are alive but weakened.

  • Lol, lets hope so!

  • lol lets jsut hope that the vaxine is from dead virus :P

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