OIF Protein Crystals (IMAGE) University of Saskatchewan Caption These are crystals of pure OIF used at Canadian Light Source protein crystallography beam line. Credit Yvonne Leduc, U of S Usage Restrictions Credit required 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.