M1 protein expression determines niche-specific spread of Streptococcus pyogenes
Kristin K. Huse, Elita Jauneikaite, Nicola N. Lynskey, Lucy Reeves, Mark Reglinski, Matthew K. Siggins, Claire E. Turner, Virginia Tajadura‐Ortega, Yuan Chen, Antonio Di Maio, Wengang Chai, Yan Liu, Lucy Lamb, Shiranee Sriskandan
This study shows that secreted M protein, not cell-surface M protein, is critical for lymphatic survival and systemic infection of Streptococcus pyogenes in mice.
bioRxiv · Feb 11, 2026 · PreprintMicrobiology