The protein kinase Lkb1 has been shown to limit conventional T cell activation and pro-inflammatory functions. Here the authors show that Lkb1 also maintains Foxp3 expression and suppressive function in regulatory T (Treg) cells, and that Treg-specific Lkb1-deficient mice develop fatal autoimmune disease.
- Di Wu
- Yuechen Luo
- Xiaoming Feng