Bennett and Henderson with 3D models (IMAGE) Duke University Caption Postdoctoral researcher Ashley Bennett (left) and Associate Professor Rory Henderson of the Duke Human Vaccine Institute with 3D printed models of HIV surface proteins. Credit Duke University Usage Restrictions none 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.