Sacha Escamez, Umeå University (image) Umea University Share Print E-Mail Caption Sacha Escamez, Department of Plant Physiology at Umeå University in Sweden. Credit Ingrid Söderbergh Usage Restrictions This photo may only be used in contexts related to this news release. 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.