About the Authors

Salvatore Petta

petsa@inwind.it

Affiliation Sezione di Gastroenterologia, DiBiMIS, University of Palermo, Palermo, Italy

Fabio Salvatore Macaluso

Affiliation Sezione di Gastroenterologia, DiBiMIS, University of Palermo, Palermo, Italy

Maria Rosa Barcellona

Affiliation Sezione di Gastroenterologia, DiBiMIS, University of Palermo, Palermo, Italy

Calogero Cammà

Affiliation Sezione di Gastroenterologia, DiBiMIS, University of Palermo, Palermo, Italy

Daniela Cabibi

Affiliation Cattedra di Anatomia Patologica, University of Palermo, Palermo, Italy

Vito Di Marco

Affiliation Sezione di Gastroenterologia, DiBiMIS, University of Palermo, Palermo, Italy

Antonio Craxì

Affiliation Sezione di Gastroenterologia, DiBiMIS, University of Palermo, Palermo, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SP CC VD AC. Performed the experiments: FSM MRB DC. Analyzed the data: SP. Wrote the paper: SP.