tokens: A unique transcriptional mechanism distinct from those regulating the IL-2 or IL-4 genes seems to control the IL-5 gene .
folded_tokens: a unique transcriptional mechanism distinct from those regulating the il-2 or il-4 genes seems to control the il-5 gene .
labels: O O B-other_name I-other_name O O O O O O O O O O O O O B-protein_molecule O O