In granulocyte colonies , however , two different X-inactivation patterns were observed in all patients , indicating that non-clonal progenitor cells remained in the bone marrow .
in granulocyte colonies , however , two different x-inactivation patterns were observed in all patients , indicating that non-clonal progenitor cells remained in the bone marrow .
O B-cell_line I-cell_line O O O O O B-other_name I-other_name O O O O B-multi_cell O O O B-cell_type I-cell_type I-cell_type O O O B-tissue I-tissue O