Khalid Salaita, Emory University (IMAGE) Emory Health Sciences Caption 'Ours is the first rolling DNA motor, making it far faster and more robust,' says Khalid Salaita, the Emory University chemist who led he research. Credit Bryan Meltz, Emory Photo/Video Usage Restrictions Must include photo credit 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.