Factors that may influence influenza vaccine effectiveness

Posted by on April 19, 2016 5:01 pm
Categories: health

Currently, seasonal flu vaccines are designed to induce high levels of protective antibodies against hemagglutinin (HA), a protein found on the surface of the influenza virus that enables the virus to enter a human cell and initiate infection. New research found that higher levels of antibody against a different flu surface protein — neuraminidase (NA) — were the better predictor of protection against flu infection and its unpleasant side effects.

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