080 | Monocytes Succumb to Protect Head and Neck Cancer Cells from Plasma-Treated Water Solutions Cytotoxicity: Giuseppe Natali1, Anna Martina Battaglia2, Emanuele Giorgio2, Lavinia Petriaggi2, Alessandro Antonelli3, Cristiana Galeano2, Amerigo Giudice3, Eloisa Sardella4, Vittoria Perrotti5, Flavia Biamonte2 | 1Department of Health Sciences, Magna Graecia University of Catanzaro, Italy; 2Department of Experimental and Clinical Medicine, Magna Graecia University of Catanzaro, Italy; 3Department of Health Science, School of Dentistry, Magna Graecia University of Catanzaro, Italy; 4CNR-Istituto Di Nanotecnologia CNR-NANOTEC UoS Bari, C O Dipartimento Di Chimica, Università Degli Studi Di Bari Aldo Moro, Bari, Italy; 5Department of Innovative Technologies in Medicine & Dentistry, “G. D’Annunzio” University of Chieti-Pescara, Chieti, Italy. J Biol Res 2026, 99 (s1). https://doi.org/10.4081/jbr.2026.15332.