tokens: These data indicate that E2F-1 can prevent terminal differentiation , probably through its cell cycle -stimulatory activity .
folded_tokens: these data indicate that e2f-1 can prevent terminal differentiation , probably through its cell cycle -stimulatory activity .
labels: O O O O B-protein_molecule O O O B-other_name O O O O B-other_name I-other_name O O O