CNT (VIDEO) Duke University This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Duke scientists built this 'ribbon diagram' model of how anticancer and antiviral drugs can be transported into cells by a structure called a concentrative nucleoside transporter (CNT -- yellow helices). Movement of the transport domain of the CNT conveys drugs across the cell membrane with an elevator-type motion. Credit Marscha Hirschi, Duke University Usage Restrictions None 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.