tokens: The results indicated that the apoptosis induced by bufalin in U937 cells was significantly inhibited by overexpression of the Bcl-2 protein .
folded_tokens: the results indicated that the apoptosis induced by bufalin in u937 cells was significantly inhibited by overexpression of the bcl-2 protein .
labels: O O O O O B-other_name O O B-other_organic_compound O B-cell_line I-cell_line O O O O O O O B-protein_molecule I-protein_molecule O