image: A close-up microscope image of the microneedle array, which could deliver quantum dots into skin. This material relates to a paper that appeared in the Dec. 18, 2019, issue of Science Translational Medicine, published by AAAS. The paper, by K.J. McHugh at Koch Institute for Integrative Cancer Research in Cambridge, MA; and colleagues was titled, "Biocompatible near-infrared quantum dots delivered to the skin by microneedle patches record vaccination." view more
Credit: [Credit: K.J. McHugh <i>et al., Science Translational Medicine</i> (2019)]