Liu, Longlong; Patnana, Pradeep Kumar; Xie, Xiaoqing; Frank, Daria; Nimmagadda, Subbaiah Chary; Rosemann, Annegret; Liebmann, Marie ; Klotz, Luisa Hildegard ; Opalka, Bertram ; Khandanpour, Cyrus: High Metabolic Dependence on Oxidative Phosphorylation Drives Sensitivity to Metformin Treatment in MLL/AF9 Acute Myeloid Leukemia