linking of either of two of the inactivated mutant toxins ( crm103 , phe508 ; crm107 , phe390 , phe525 ) to a monoclonal antibody specific for human t cells reconstitutes full target-cell toxicity -- indistinguishable from that of the native toxin linked to the same antibody -- without restoring non-target cell toxicity .
C0003250
monoclonal antibody
C0003241
antibody