Nanoscale clustering by O-antigen-Secretory Immunoglobulin-A binding limits outer membrane diffusion by encaging individual Salmonella cells
A. Hockenberry, M. Radiom, M. Arnoldini, Y. Turgay, M. Dunne, J. Adamcik, B. Stadtmueller, R. Mezzenga, M. Ackermann, E. Slack
The paper shows SIgA binding to Salmonella O-antigen nanoscale crosslinks the outer membrane, leading to biased inheritance and accelerated IgA escape through phase-variation.
bioRxiv · Jul 13, 2023 · PreprintMicrobiology