The basic helix-loop-helix transcription factor SHARP1 is an oncogenic driver in MLL-AF6 acute myelogenous leukemia par Numata, A, Kwok, HS, Kawasaki, A, Li, J, Zhou, Q-L, Kerry, J, Benoukraf, T, Bararia, D, Li, F, Ballabio, E, Tapia, M, Deshpande, AJ, Welner, RS, Delwel, R, Yang, H, Milne, TA, Taneja, R, Tenen, DG