tokens: ZEB blocks the activity of c-Myb and Ets individually , but together the factors synergize to resist this repression .
folded_tokens: zeb blocks the activity of c-myb and ets individually , but together the factors synergize to resist this repression .
labels: B-protein_molecule O O O O B-protein_molecule O B-protein_molecule O O O O O O O O O O O O