[1] Harvard Med Sch, Massachusetts Gen Hosp, Gastrointestinal Unit, Boston, MA 02114 USA
[2] Harvard Med Sch, Massachusetts Gen Hosp, Ctr Study Inflammatory Bowel Dis, Boston, MA 02114 USA
[3] Fudan Univ, Sch Life Sci, Collaborat Innovat Ctr Genet & Dev, State Key Lab Genet Engn, Shanghai 200438, Peoples R China
[4] Univ Calif Riverside, Dept Plant Pathol & Microbiol, Riverside, CA 92521 USA
[5] Univ Calif Riverside, Inst Integrat Genome Biol, Riverside, CA 92521 USA