Another step toward an insulin tablet (IMAGE) American Chemical Society Caption Chemical “micromotors,” as illustrated here, can effectively deliver insulin in rats without an injection. Credit Adapted from ACS Nano, 2022, DOI: 10.1021/acsnano.2c07953 Usage Restrictions Image may only be used with credit shown. License Original 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.