About the Authors

Michele Pier Luca Guarino

Affiliation Gastroenterology Unit, University Campus Bio-Medico di Roma, Rome, Italy

Annamaria Altomare

a.altomare@unicampus.it

Affiliation Gastroenterology Unit, University Campus Bio-Medico di Roma, Rome, Italy

Simone Barera

Affiliation Department of Biotechnology and Life Science, University of Insubria, Varese, Italy

Vittoria Locato

Affiliation Food Sciences and Human Nutrition Unit, University Campus Bio-Medico di Roma, Rome, Italy

Silvia Cocca

Affiliation Gastroenterology Unit, University Campus Bio-Medico di Roma, Rome, Italy

Cinzia Franchin

Affiliations Department of Biomedical Sciences, University of Padova, Padova, Italy, Proteomics Center, University of Padova and Azienda Ospedaliera di Padova, Padova, Italy

Giorgio Arrigoni

Affiliations Department of Biomedical Sciences, University of Padova, Padova, Italy, Proteomics Center, University of Padova and Azienda Ospedaliera di Padova, Padova, Italy

Candida Vannini

Affiliation Department of Biotechnology and Life Science, University of Insubria, Varese, Italy

Sarah Grossi

Affiliation Department of Biotechnology and Life Science, University of Insubria, Varese, Italy

Paola Campomenosi

Affiliation Department of Biotechnology and Life Science, University of Insubria, Varese, Italy

Valentina Pasqualetti

Affiliation Food Sciences and Human Nutrition Unit, University Campus Bio-Medico di Roma, Rome, Italy

Marcella Bracale

Affiliation Department of Biotechnology and Life Science, University of Insubria, Varese, Italy

Rossana Alloni

Affiliation Surgery Unit, University Campus Bio-Medico di Roma, Roma, Italy

Laura De Gara

Affiliation Food Sciences and Human Nutrition Unit, University Campus Bio-Medico di Roma, Rome, Italy

Michele Cicala

Affiliation Gastroenterology Unit, University Campus Bio-Medico di Roma, Rome, Italy

Competing Interests

Sensus (Sensus, Roosendal, The Netherlands) provided inulin Frutafit IQ®, inulin Frutafit TEX®, agavins from blue agave and levans form Bacillus subtilis for this study. This does not alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceptualization: AA LDG MG MB. Data curation: AA SC VP CF GA CV. Formal analysis: RA AA SB SC VP CF GA SG CV PC. Funding acquisition: LDG MC. Investigation: AA SB SC VP CF GA CV. Methodology: MG AA SC VP CF GA CV. Project administration: MG AA VL. Resources: AA SC VP CF GA CV. Supervision: LDG MB MC. Validation: AA SC VP CF GA CV. Visualization: AA SC. Writing – original draft: MG AA CV VL. Writing – review & editing: LDG MB MC PC.