US wants ingredient in swine flu vaccine by May (AP)
Tue, 28 Apr 2009 16:37:01 -0700
AP - U.S. scientists hope to have a key ingredient for a swine flu vaccine ready in early May, but are finding that the novel virus grows slowly in eggs — the chief way flu vaccines are made. Read More
Tuesday, April 28, 2009
Subscribe to:
Posts (Atom)