1. Department of Biochemistry and Molecular BiologyUniversity of BarcelonaInstitute of Biomedicine (IBUB)BarcelonaSpain
2. Oncology ProgramNational Biomedical Research Institute of Liver and Gastrointestinal Diseases (CIBER EHD)Instituto de Salud Carlos IIIMadridSpain
3. Department of GastroenterologyDigestive System Research UnitInstitut de Recerca Vall d'HebronUniversity Hospital Vall d'HebronUniversitat Autònoma de Barcelona, CIBER EHDBarcelonaSpain