Anionic bacterial sphingolipids increase membrane stiffness
Joshua D. Chamberlain, Jesse W. Sandberg, Ziqiang Guan, Benjamin P. Bratton, Grace H. Brannigan, Eric A. Klein
This study identifies anionic bacterial sphingolipids, specifically ceramide phosphoglycerate, and shows they increase membrane zeta potential and stiffness.
bioRxiv · Jun 10, 2026 · PreprintBiophysics