The -1053/+34 construct allowed promoter activity only in cells of hematopoietic origin , and tissue specificity was conserved in all other constructs tested .
the -1053/+34 construct allowed promoter activity only in cells of hematopoietic origin , and tissue specificity was conserved in all other constructs tested .
O B-DNA_molecule I-DNA_molecule O B-other_name I-other_name O O O O B-cell_type I-cell_type O O B-other_name I-other_name O O O O O O O O