1. Inserm, UMR837, Team 5 “Mucins, Epithelial Differentiation and Carcinogenesis,” Jean-Pierre Aubert Research Center; Lille France
2. Pathology Institute, Biology Pathology Center, Lille University Hospital; Lille France
3. North of France University; Lille France
4. Lille University Hospital; Lille France
5. Digestive Surgery Department; Claude Huriez Hospital, Lille University Hospital; Lille France
6. Department of Molecular Oncology and Genetics; Biochemistry and Molecular Biology Institute, Biology Pathology Center, Lille University Hospital; Lille France