Furthermore , these plasmids were not active in RJ2 . 2 . 5 , an in vitro mutagenized derivative of Raji in which both copies of CIITA are defective .
furthermore , these plasmids were not active in rj2 . 2 . 5 , an in vitro mutagenized derivative of raji in which both copies of ciita are defective .
O O O B-DNA_family_or_group O O O O B-cell_line I-cell_line I-cell_line I-cell_line I-cell_line O O O O O O O B-cell_line O O O O O B-protein_molecule O O O