Salt, Cell Walls, and Explosions (IMAGE) Carnegie Institution for Science Caption The top images show a normal root with cells expanding during the growth recovery process of salt stress. The bottom row of images show the mutant deficient in FERONIA, where cells are disappearing due to a loss of wall integrity. Credit Wei Feng Usage Restrictions With credit 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.