091 | Increased vulnerability to experimental colitis following chronic low-dose exposure to Sicilian environmental contaminants: Noemi Aloi1|2, Paolo Colombo2, Valeria Longo2, Rosa Serio1, Maria Grazia Zizzo1 | 1Department of Biological, Chemical and Pharmaceutical Sciences and Technologies STEBICEF, Università di Palermo, Italy; 2Institute for Biomedical Research and Innovation, National Research Council of Italy IRIB-CNR, Palermo, Italy. J Biol Res. 2026;99(s1). doi:10.4081/jbr.2026.15343