Quote:
Originally Posted by chappuy1750
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The work being done in Pittsburgh is exciting. It is a micro needle vaccine. There are several variations on the micro needle delivery systems, but most simply put, a patch covered with tiny, vaccine-impregnated needles is placed on the skin. In some cases the needles dissolve after they penetrate the skin, in others they just penetrate the very surface layers of the skin and the vaccine is absorbed transdermally. The micro needle patch functions like a patch used to deliver fentanyl, hormones or nitro through the skin.