Glutamate (VIDEO) University of Wisconsin-Madison This video is under embargo. Please login to access this video. Caption Supplying glutamate directly to the tip of one leaf creates a strong wave of calcium across the entire plant, visualized by fluorescent light. Credit Simon Gilroy/UW-Madison 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.