016 | Mechanisms Underlying Resistance to CDK4 6 Inhibitors in Aggressive Medulloblastoma Subtypes: Alice Foti1, Fabio Allia1, Marilena Briglia1, Gianpiero Tamburrini2, Roberta Malaguarnera1, Francesco Cecconi2|3, Vittoria Pagliarini2|3, Veronica Marabitti4, Francesca Nazio4, Adriana C.E. Graziano1 | 1University of Enna “Kore”, Enna, Italy; 2Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy; 3Università Cattolica Del Sacro Cuore, Rome, Italy; 4University of Rome Tor Vergata, Rome, Italy. J Biol Res 2026, 99 (s1). https://doi.org/10.4081/jbr.2026.15268.