tokens: Interestingly , although mRNA expression of Smad6 was induced by activin A in HS-72 cells , Smad6 showed no antagonistic effect on activin A -induced growth arrest and apoptosis .
folded_tokens: interestingly , although mrna expression of smad6 was induced by activin a in hs-72 cells , smad6 showed no antagonistic effect on activin a -induced growth arrest and apoptosis .
labels: O O O B-other_name I-other_name O B-protein_molecule O O O B-other_organic_compound I-other_organic_compound O B-cell_line I-cell_line O B-protein_molecule O O O O O B-other_organic_compound I-other_organic_compound O O O O B-other_name O