monoclonal antibodies ( mabs ) to the ge2 glioma-associated antigen ( anti-ge 2 ) and mabs to hla-dr antigens ( d1/12 ) or human diferric transferrin ( tfn ) were linked to the potent cytotoxin ricin ( anti-ge 2-ricin ) or to its a subunit ( anti-ge 2-rta , d1/12-rta , tfn-rta ) .
C0019764
hla-dr antigens
C0086418
human