P398: DEVELOPMENT AND CHARACTERIZATION OF PRECLINICAL IN VIVO MODELS FOR THE IDENTIFICATION AND TESTING OF NEW THERAPEUTIC APPROACHES FOR PEDIATRIC ACUTE MYELOID LEUKEMIA. (23rd June 2022) - Da Ros, A.; Indio, V.; Porcù, E.; Borella, G.; Benetton, M.; Tregnago, C.; Longo, G.; Cairo, S.; Michielotto, B.; Bresolin, S.; Buldini, B.; Pession, A.; et al.