CO33 | DETECTION AND CHARACTERIZATION OF SHIGA TOXIN-PRODUCING ESCHERICHIA COLI SEROGROUP O103 FROM OVINE RAW MILK CHEESES AT DIFFERENT STAGES OF RIPENING: Gianluigi Ferri1, Filiberto Malatesta2, Luca Maria Pennisi1, Chiara Di Vittori1, Alberto Vergara1 | 1Post-Graduate Specialization School in Food Inspection, Dept. of Veterinary Medicine, University of Teramo, Italy; 2Veterinary Practitioner, Teramo, Italy. Ital J Food Safety [Internet]. 2026 Sep. 2 [cited 2026 Oct. 5];15(s1). Available from: https://www.pagepressjournals.org/ijfs/article/view/16220