[1] Univ Calif San Diego, Ctr Canc, Translat Canc Res Program, Gene Therapy Program, San Diego, CA 92103 USA
[2] Univ Halle Wittenberg, Dept Neurosurg, Mol Neurooncol Lab, Halle, Germany
[3] Univ Calif Los Angeles, Sch Med, Div Hematol Oncol, Dept Pediat, Los Angeles, CA USA
[4] Univ Calif Los Angeles, Sch Med, Div Hematol Oncol, Dept Pathol, Los Angeles, CA USA