Gallery: Painless Sugar-Covered Vaccine Bandaid Could Replace Needles, ...


King’s College London has wonderful news for anyone who is frightened of needles. Scientists at the university have developed a disc covered with a painless microneedle array made of sugar that dissolves upon entering the skin. The disc is embedded with a formulated dried live vaccine that is able to generate the same biological immune response as hypodermic vaccinations. Funded by the Bill and Melinda Gates Foundation, the new technology could effectively combat such diseases as malaria, TB, and HIV in developing nations.

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