tokens: To study the expression of IL-16 at the transcriptional level , we cloned the human chromosomal IL-16 gene and analyzed its promoter .
folded_tokens: to study the expression of il-16 at the transcriptional level , we cloned the human chromosomal il-16 gene and analyzed its promoter .
labels: O O O B-other_name O B-protein_molecule O O O O O O O O B-DNA_molecule I-DNA_molecule B-protein_molecule O O O O O O