U.S. Lays Out $1 Billion for Swine Flu Vaccine

The Centers for Disease Control and Prevention said today that it has at least one, and possibly two versions of the new swine flu virus that may help drug makers develop a vaccine against the novel strain. The first of these so-called "seed viruses" is a bit like a microscopic Frankenstein, consisting of pieces from the new strain combined with other viral fragments that will allow the virus to grow well in chicken eggs -- a preliminary step in the vaccine-making process. The other was...Full Story
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