tokens: In this study , we used the NK cell line NK92 to define the molecular and cellular basis of NK cell-mediated EC activation .
folded_tokens: in this study , we used the nk cell line nk92 to define the molecular and cellular basis of nk cell-mediated ec activation .
labels: O O O O O O O B-cell_line I-cell_line I-cell_line I-cell_line O O O O O O O O B-other_name I-other_name B-cell_type O O