mbs303 MBS-303: CD20CD3Beijing Mabworks Biotech Co., Ltd. ()12. MBS303 is a CD20×CD3 T-cell-engaging bispecific antibody that has a novel 2:1 (CD20:CD3) confuration to kill malnant B cells. This dose-escalation phase Ⅰ trial
mbs303, MBS-303: CD20CD3Beijing Mabworks Biotech Co., Ltd. ()12.
