tokens: RB -defective tumor lines are non-inducible for MHC class II by IFN-gamma , or very weakly inducible , but transfection of 2 different lines with RB expression vectors re-establishes or substantially enhances class II inducibility .
folded_tokens: rb -defective tumor lines are non-inducible for mhc class ii by ifn-gamma , or very weakly inducible , but transfection of 2 different lines with rb expression vectors re-establishes or substantially enhances class ii inducibility .
labels: B-protein_molecule O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-protein_molecule O O O O O O O O O O O O O B-protein_molecule O O O O O O B-other_name I-other_name I-other_name O