Segmented Filamentous Bacteria (SFB) are understudied commensals that promote immune activation through their attachment to the intestinal epithelium. Here, Cruz et al. use cryo-electron microscopy and tomography to identify various surface structures and uncover a developmental transition at the SFB adhesive tip.
- Ana Raquel Cruz
- Benedikt H. Wimmer
- Pamela Schnupf
