The Root of Plant Survival (IMAGE) University of Delaware Caption A microscopic cross-section of primary root cells illustrates cellular separation during lateral root emergence. Highlighted dots show PDLP5 accumulations that close the plasmodesmata connections of the overlying primary root cells. Credit Monica Moriak/ University of Delaware Usage Restrictions Must credit Monica Moriak/ University of Delaware 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.