The IL-13 gene 5' flank region included a segment with sequence homology to P elements of the IL-4 promoter involved in transcriptional activation in T cells .
the il-13 gene 5' flank region included a segment with sequence homology to p elements of the il-4 promoter involved in transcriptional activation in t cells .
O B-protein_molecule O O O O O O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O O B-protein_molecule O O O O O O B-cell_type I-cell_type O