tokens: The HEL cells also exhibited a similar elevation of AhR mRNA level , when they had differentiated toward monocyte-macrophage cells by these combined inducers , but little change in the mRNA level was observed when the cells were induced to differentiate into other cell types .
folded_tokens: the hel cells also exhibited a similar elevation of ahr mrna level , when they had differentiated toward monocyte-macrophage cells by these combined inducers , but little change in the mrna level was observed when the cells were induced to differentiate into other cell types .
labels: O B-cell_line I-cell_line O O O O O O B-protein_molecule O O O O O O O O B-cell_type I-cell_type O O O O O O O O O O B-other_name I-other_name O O O O O O O O O O O O O O