Researchers (IMAGE) University of Nebraska-Lincoln Caption This photo shows researchers Christopher McCune, Matthew Beio and David Berkowitz of the University of Nebraska-Lincoln. Credit Troy Fedderson/University Communications/University of Nebraska-Lincoln 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.