Hemagglutination by B. fragilis is mediated by capsular polysaccharides and is influenced by host ABO blood type.
K. L. Arnolds, N. Moreno-Huizar, M. A. Stanislawski, B. Palmer, C. Lozupone
This study identifies capsular polysaccharides PSB and PSC as mediators of B. fragilis hemagglutination, showing stronger activity in Type O blood individuals.
bioRxiv · Aug 19, 2020 · PreprintMicrobiology