tokens: Altogether , the CD4 gene is regulated by several positive and negative regulatory mechanisms which come into play in a developmentally coordinated manner .
folded_tokens: altogether , the cd4 gene is regulated by several positive and negative regulatory mechanisms which come into play in a developmentally coordinated manner .
labels: O O O B-protein_molecule O O O O O O O O B-other_name I-other_name O O O O O O O O O O