Swollen Cell Walls (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption These confocal fluorescence images of a switchgrass plant cell wall show (a) before pretreatment with the EmimAc ionic liquid and (b) 10 minutes after treatment, in which the cell wall has swollen in size, a prelude to its dissolution. Credit Blake Simmons and Seema Singh Usage Restrictions credit to Simmons and Singh 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.