1 Champalimaud Research, Champalimaud Centre for the Unknown, 1400-038 Lisboa, Portugal. henrique.veigafernandes@research.fchampalimaud.org dartis@med.cornell.edu.
2 Jill Roberts Institute for Research in Inflammatory Bowel Disease, Joan and Sanford I. Weill Department of Medicine, Department of Microbiology and Immunology, Weill Cornell Medicine, Cornell University, New York, NY 10021, USA. henrique.veigafernandes@research.fchampalimaud.org dartis@med.cornell.edu.