1. Unit of Obesity and Metabolic Syndrome, Department of Endocrinology, Hedi Chaker University Hospital, Sfax, Tunisia.
2. Laboratory of Molecular and Cellular Screening Processes, Center of Biotechnology of Sfax, Sfax, Tunisia.
3. Department of Gastroenterology, Hedi Chaker University Hospital, Sfax, Tunisia.
4. Biochemistry Laboratory, Hedi Chaker University Hospital, Sfax, Tunisia.
5. Laboratory of Molecular and Functional Genetics, Faculty of Sciences of Sfax, University of Sfax, Tunisia.