Flu mechanics

With the holiday season almost upon us, that means only one thing, flu is also on its way and if the scaremongers are to be believed the long-forewarned bird flu epidemic might follow in its wake any time soon.

Now, US researchers have put to work the 15-ton 900 MHz NMR machine at Florida State U to help them figure out the mechanics of infection by influenza A virus. The common human form of the disease already kills several hundred thousand people every year, and forecasters predict the emergence of a human transmissible form of avian influenza could kill millions more.

“Using NMR helps us build a blueprint for a virus’s mechanics of survival,” explains FSU’s Tim Cross, “The more detailed the blueprint, the better our chances of developing drugs capable of destroying it.” The researchers have found that the virus’ protein coat contains channels that control various biochemical reactions crucial to viral infection and replication.

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