SALT 3 (IMAGE) Rice University Caption Nicholas Moringo, left, and Logan Bishop, both National Science Foundation graduate fellows at Rice University, discuss a detail in their work to refine models of how salt modifies surface interactions in chromatography used to separate valuable drug proteins. The research could be a step toward simplifying drug manufacture. Credit Jeff Fitlow/Rice 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.