Wayne Potts and James Ruff, University of Utah (image) University of Utah Share Print E-Mail Caption University of Utah biology professor Wayne Potts, left, and former Ph.D. student James Ruff conducted a new study showing that sugar is toxic to mice in doses proportional to those now considered safe for humans -- the equivalent of a health human diet plus three sweetened soda drinks daily. They are standing in one of their "mouse barns," which were used for a new, sensitive toxicity test in which house mice compete for territory in a more natural environment than small cages. Credit Lee J. Siegel, University of Utah. Usage Restrictions None Share Print E-Mail 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.