tokens: The actions of cyclosporin A and FK506 suggest a novel step in the activation of T lymphocytes .
folded_tokens: the actions of cyclosporin a and fk506 suggest a novel step in the activation of t lymphocytes .
labels: O O O B-other_organic_compound I-other_organic_compound O B-other_organic_compound O O O O O O O O B-cell_type I-cell_type O