Novel Double-Stranded DNA Structure (IMAGE) National University of Singapore Caption This novel double-stranded DNA structure produced through mechanical stretching has been successfully demonstrated by researchers from the National University of Singapore. Credit National University of Singapore Usage Restrictions To be used with the press release 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.