The OBF-1 mRNA is expressed in a highly cell-specific manner , being most abundant in B cells and essentially absent in most of the other cells or tissues tested .
the obf-1 mrna is expressed in a highly cell-specific manner , being most abundant in b cells and essentially absent in most of the other cells or tissues tested .
O B-protein_molecule O O O O O O O O O O O O O B-cell_type I-cell_type O O O O O O O O O O O O O