tokens: HLA Class II dependency was investigated using anti-Class II monoclonal antibodies .
folded_tokens: hla class ii dependency was investigated using anti-class ii monoclonal antibodies .
labels: B-other_name I-other_name I-other_name I-other_name O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O