tokens: Our results contradict the hypothesis concerning the possible role of nm23 gene as a metastatic suppressor gene in human skin cancer .
folded_tokens: our results contradict the hypothesis concerning the possible role of nm23 gene as a metastatic suppressor gene in human skin cancer .
labels: O O O O O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O O O O O O B-other_name I-other_name I-other_name O