Measurement of Sugar Transport Processes (IMAGE) Max-Planck-Gesellschaft Caption Using radioactive short-lived carbon isotopes (11C, with a half-life of 20.4 minutes), scientists have measured transport processes of sugars after plant-insect interaction in wild type and transgenic plants. Credit Dirk Schwachtje Usage Restrictions None License Licensed content 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.