tokens: The NS-Meg cells spontaneously produced platelet-like particles which contained alpha-granules , mitochondria and dense bodies , strongly suggesting platelet production .
folded_tokens: the ns-meg cells spontaneously produced platelet-like particles which contained alpha-granules , mitochondria and dense bodies , strongly suggesting platelet production .
labels: O B-cell_line I-cell_line O O B-cell_type I-cell_type O O B-cell_component O B-cell_component O B-cell_component I-cell_component O O O B-other_name I-other_name O