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This won't hurt a bit

Vaccination patch could make immunizations ouchless

12:44pm, July 18, 2010

For most people, the worst thing about getting a vaccination is the big, scary hypodermic needle. So researchers have invented a new vaccine-delivery system that replaces the large single needle with 100 tiny dissolvable ones embedded in a Band-Aid–like patch.  The new patch can immunize mice against influenza just as effectively as conventional needle vaccination, its developers report online July 18 in Nature Medicine.

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