“P01 | PUTATIVE EFFECTS OF THE HYDROGEL-STEM CELL-MELATONIN COMBINATION WITH OR WITHOUT A SCAFFOLD TO TREAT THIOACETAMIDE-INDUCED LIVER DEGENERATION IN RAT: G. Ozgun1, D. Yucel2, M. Kolgazi3, S. Ozer4, N. Tozun5, S. Arbak6 | 1Dept of Medical Biotechnology, Institute of health sciences, Acibadem Univ, Istanbul, Türkiye; 2Dept. of Histology and Embryology, School of Medicine, Acibadem Univ, Istanbul, Türkiye; 3Dept. of Physiology, School of Medicine, Acibadem Univ., Istanbul, Türkiye; 4Animal Application and Research Center, Acibadem Univ. Istanbul, Türkiye; 5Dept. of Gastroenterology, School of Medicine, Acibadem Univ., Istanbul, Türkiye; 6Dept. of Histology and Embryology, School of Medicine, Acibadem Univ., Istanbul, Türkiye” (2025) European Journal of Histochemistry, 69(s2). doi:10.4081/ejh.2025.4321.