P26 | Evaluation of the in vitro and in situ anti-Listeria activity of an ethanolic extract of propolis from Tunisia: L. Nalbone1, S. Forgia1, G. Ziino1|2, N. Nefzi3, A. Giuffrida1|2, W. Megdiche-Ksouri3, F. Giarratana1|2 | 1Dipartimento di Scienze Veterinarie, Università di Messina, Polo Universitario dell’Annunziata, Messina, Italia; 2 Riconnexia srls, Department of Veterinary Science, University of Messina, Polo Universitario dell’Annunziata, Messina, Italy; 3 Laboratory of Aromatic and Medicinal Plants, Biotechnology Center of Borj-Cédria, Tunisia. Ital J Food Safety [Internet]. 2025 Sep. 9 [cited 2026 Apr. 20];14(s1). Available from: https://www.pagepressjournals.org/ijfs/article/view/14409