BiofunctionalPaperHusky (image) University of Washington Share Print E-Mail Caption Treated paper can be used to do medical tests. Here, a biomolecule printed in the pattern of the UW mascot binds to a toxic molecule, showing that the toxin is present. Credit Daniel Ratner, Univ. of Washington Usage Restrictions With credit 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.