BiofunctionalPaperProcess (image) University of Washington Caption Researchers coat the paper in an industrial solvent, use an inkjet printer to print on biomolecule sensing agents, then perform medical tests. Credit Daniel Ratner, Univ. of Washington Usage Restrictions With credit 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.