Nano-shells made of DNA material (IMAGE) Technical University of Munich (TUM) Caption Lined on the inside with virus-binding molecules, nano-shells made of DNA material bind viruses tightly and thus render them harmless. Credit Elena-Marie Willner / DietzLab / TUM Usage Restrictions free for reporting on Technical University of Munich 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.