Transgenic Maize (IMAGE) Rothamsted Research Caption Blue dye, in this cross-section of a maize cob, highlights the rice gene that controls T6P in the kernels' phloem. Credit Rothamsted Research 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.