Underside image of a microneedle patch (IMAGE) Terasaki Institute for Biomedical Innovation Caption Magnified view of the underside of a microneedle patch. The patch used in our study was 1.0 cm x 1.0 cm with an 11 x 11 array of needles, but the size of the patch and number of needles can be customized. Credit Khademhosseini lab Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.