Root Under the Microscope (IMAGE) University of Münster Caption Microscopy images (FRET method) of three different regions of a root showing changes in phosphatidic acid under salt stress over time (from left to right). Credit W. Li et al./ <i>Nature Plants</i> Usage Restrictions Please use this picture only in connection with the press release 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.