Currently, available COVID vaccines provide some protection against infection with the omicron variant but that immunity wanes quickly.
Researchers in Australia have now found a patch that delivers a vaccine directly into the skin, rich in immune cells, and produces a much larger antibody response against the omicron variant compared to the same vaccine delivered by needle and syringe.
The patches are stable at room temperature, require a smaller amount of vaccine, and are easier to administer. They now need to be studied in human clinical trials.
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