by applying the immunocytochemical assay we have demonstrated that in myeloproliferative diseases ( aml , all , mds , cgl ) , in single cases , in smear preparations from the peripheral blood and bone marrow the cells with mdr-positive phenotype can be detected in the material obtained from patients before therapy , and without clinically and anamnestically known exposure to cytotoxic or immunosuppressive drugs .
C0023473
cgl
C0005953
bone marrow