Liedtke Ribbon (IMAGE) Duke University Caption This image shows a consensus shape for the calcium ion channel in the worm's pain receptor nerve that was reached by computer modeling. Credit Damian van Rossum and Andriy Anishkin, 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.