About the Authors

Sophie Scialom

Contributed equally to this work with: Sophie Scialom, Georgia Malamut

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Gastroenterology department, Hôpital Européen Georges Pompidou APHP, Paris, France

Georgia Malamut

Contributed equally to this work with: Sophie Scialom, Georgia Malamut

georgia.malamut@egp.aphp.fr

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Gastroenterology department, Hôpital Européen Georges Pompidou APHP, Paris, France, Laboratory of Intestinal Immunology, Inserm UMR 1163 and Institute Imagine, Paris, France

Bertrand Meresse

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Laboratory of Intestinal Immunology, Inserm UMR 1163 and Institute Imagine, Paris, France

Nicolas Guegan

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Laboratory of Intestinal Immunology, Inserm UMR 1163 and Institute Imagine, Paris, France

Nicole Brousse

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Pathology department, Hôpital Necker Enfants Malades APHP, Paris, France

Virginie Verkarre

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Pathology department, Hôpital Necker Enfants Malades APHP, Paris, France

Coralie Derrieux

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Biological Hematology, Hôpital Necker Enfants Malades APHP, Paris, France

Elizabeth Macintyre

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Biological Hematology, Hôpital Necker Enfants Malades APHP, Paris, France

Philippe Seksik

Affiliation Gastroenterology department, Hôpital Saint Antoine APHP, Paris, France

Guillaume Savoye

Affiliation Gastroenterology, CHU Rouen, Rouen, France

Guillaume Cadiot

Affiliation Gastroenterology department, CHU Reims, Reims, France

Lucine Vuitton

Affiliation Gastroenterology department, CHRU Besançon, Besançon, France

Lysiane Marthey

Affiliation Gastroenterology department Hôpital Bicêtre APHP, Paris, France

Franck Carbonnel

Affiliation Gastroenterology department Hôpital Bicêtre APHP, Paris, France

Nadine Cerf-Bensussan

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Laboratory of Intestinal Immunology, Inserm UMR 1163 and Institute Imagine, Paris, France

Christophe Cellier

Affiliations Université Paris Descartes-Sorbonne Paris Centre, Paris, France, Gastroenterology department, Hôpital Européen Georges Pompidou APHP, Paris, France, Laboratory of Intestinal Immunology, Inserm UMR 1163 and Institute Imagine, Paris, France

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GM SS NCB CC. Performed the experiments: BM NG NB VV CD EM. Analyzed the data: GM SS BM NCB VV NB. Contributed reagents/materials/analysis tools: GM CC BM NCB VV NB PS GS GC LV LM FC CD EM. Wrote the paper: GM SS NCB. Performed the retrospective analysis of medical files, collected clinical, histological and molecular data: GM SS. Performed histological review of biopsies specimens: VV NB. Performed molecular analysis: CC EM. Provided clinical data: PS GS GC LV LM FC CC. Performed isolation and phenotyping of intestinal lymphocytes: BM NG. Contributed to data analysis: NCB. Reviewed the paper: GM SS BM NG NB VV CD EM PS GS GC LV LM FC NCB CC.