The primary examine of using microarray patches to vaccinate youngsters has proven that the tactic is protected and induces sturdy immune responses. The part 1/2 randomized trial in contrast outcomes from the measles and rubella vaccine delivered by a microarray patch, a small sticking plaster-like gadget with an array of microscopic projections that painlessly penetrate the pores and skin and ship the vaccine, or by standard injection with a needle and syringe.