CSL says swine flu vaccine protects with one dose
By Maggie Fox, Health and Science Editor
WASHINGTON (Reuters) - Australian vaccine maker CSL Limited said on Thursday a single dose of its H1N1 swine flu vaccine would protect adults against the virus, a finding that means vaccine supplies can be stretched further than officials had estimated.
One 15 microgram dose of the CSL vaccine, which does not use an immune booster known as an adjuvant, got the desired immune response in 95 percent of the 240 adults tested, the company reported in the New England Journal of Medicine.
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