tokens: The serine protease granzyme B is an essential component of the granule exocytosis pathway , a major apoptotic mechanism used by cytotoxic T lymphocytes and natural killer cells to induce target cell apoptosis .
folded_tokens: the serine protease granzyme b is an essential component of the granule exocytosis pathway , a major apoptotic mechanism used by cytotoxic t lymphocytes and natural killer cells to induce target cell apoptosis .
labels: O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O O O O B-other_name I-other_name I-other_name O O O O O O O B-cell_type I-cell_type B-cell_type O B-cell_type I-cell_type I-cell_type O O B-other_name I-other_name B-other_name O