CSPG4 and acute lymphoblastic leukemia: Overnight in vitro treatment of NG2+ B-ALL blasts with either Ch’ase (0.1U/ml) or anti-NG2 MoAb (either 7.1 (0.7 μg/ml) or 9.2.27 (100 μg/ml) clone) abolished their engraftment after i.v. transplantation (12 ± 1.7% vs. <2%, p < 0.001) (Fig. 1a, right panel).