P1509: BONE MARROW TFR2 GENETIC DELETION ABROGATES BLOOD TRANFUSION REQUIREMENT IN THE HBBTH1/TH2 Β-THALASSEMIC MURINE MODEL. (23rd June 2022) - Di Modica, S. M.; Tanzi, E.; Olivari, V.; Lidonnici, M. R.; Pettinato, M.; Pagani, A.; Tiboni, F.; Ferrari, G.; Silvestri, L.; Rivella, S.; Nai, A.