Normal and Engineered E. coli, Effect of High Archaeal Lipid Production (image) University of Groningen Share Print E-Mail Caption In the left panel: EM image of a normal dividing E. coli cell. Right panel: an engineered cell with high archaeal lipid production, showing lobular irregularities in the cell membrane. Credit Photo's University of Wageningen / Van der Oost laboratory Usage Restrictions with credit Share Print E-Mail 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.