Rie Tatsumi-Koga, Nobuyasu Koga, University of Washington Department of Biochemistry (image) University of Washington Share Print E-Mail Caption Drs. Rie Tatsumi-Koga (left) and Nobuyasu Koga are a wife-and-husband scientific team at the University of Washington Department of Biochemistry who determined principles for designing and producing ideal proteins not found in nature. Credit Leila Gray Usage Restrictions For use only by news media with news about Rie and Nobu's scientific research. 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.