Nature Medicine | Spoonful of Medicine

Immunity to swine flu raises hopes for long-lasting universal shot

People infected with the swine flu virus developed antibodies that could hold the secret to developing a universal flu vaccine, according to a study published this week in the Journal of Experimental Medicine. In last month’s issue of Nature Medicine, I wrote about a number of different strategies in the works to develop a long-acting vaccine aimed at providing broad-acting protection against all sorts of influenza viral strains. Most of these approaches involve developing antibodies or T cell responses to conserved proteins in the virus that don’t change a great deal from one strain to the next. Keeping in line 

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