The kinase NIK activates a noncanonical NF-κB2 signaling pathway. Shao-Cong Sun and colleagues show that conditional loss of NIK in dendritic cells alters gut microbiome composition and TH17 cell responses, as a result of reduced expression of IL-23, pIgR and fecal IgA transcytosis.
- Zuliang Jie
- Jin-Young Yang
- Shao-Cong Sun