“P81 | AN IN VITRO CYTOTOXIC, PROAPOPTOTIC AND ANTITUMOR ACTIVITY ASSESSMENT FOR CERAMIDASE INHIBITORS ON HUMAN LARYNGEAL CANCER CELLS: C. Vejselova Sezer1, M. Cengiz2, B. Gür3, R. Dündar4, C. Cingi5, H.M. Kutlu6 | 1Department of Biology, Kutahya Dumlupinar University, Kutahya, Türkiye; 2Department of Mathematics and Physical Sciences Education, Siirt University, Siirt, Türkiye; 3Department of Biochemistry, Iğdır University, Iğdır, Türkiye; 4Department of Otorhinolaryngology, Acibadem Eskişehir Hospital, Eskişehir, Türkiye; 5Department of Otorhinolaryngology, Eskişehir Osmangazi University, Eskişehir, Türkiye; 6Department of Biology, Eskişehir Technical University, Eskişehir, Türkiye” (2025) European Journal of Histochemistry, 69(s2). doi:10.4081/ejh.2025.4407.