Saturday, December 25, 2010

H1n1 swine Flu: a virus evolution

The strain of influenza that has hit Mexico and USA implies, in many cases, a strain of the virus H1N1, pictured of never seen before. Influenza virus is famous for its ability to mutate and grow new features enabling him to escape his immune defence systems victims. The emergence of new strains of influenza is a problem for doctors and scientists.

And famous experts warning last night that might be too late to contain the epidemic again, given the magnitude of the case. If the death has confirmed the onset of a pandemic, then chances are incubated anywhere in the world today, said Dr. Michael Osterholm, an expert of influenza at the University of Minnesota.

In New York City health officials say about 75 students in a school in Queens fell sick with flu-like symptoms and tests are underway that the rule is the same strain of swine flu found in Mexico.

No one knows how many current generic Vaccine protection could provide specifically that no vaccine protects against swine flu. A genetically modified version combined with new swine influenza virus was created by Centers for Disease Control, said Dr. Richard Besser, a.i. of the Agency's Director. However, it can take months to create enough supplies for mass-vaccination programmes, if Governments decide to vaccine production is required.

Tamiflu and Relenza, drugs appears to be effective against the new strain. Rock, the producer of Tamiflu, said he was ready to immediately deploy a reserve if requested drugs. Two drugs should be taken at the beginning, a few days after the onset of symptoms, more effective.

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