our study demonstrated that megakaryocytic progenitor cells ( cfu-m ) as well as granulocyte-macrophage colony-forming units ( cfu-c ) , erythroid colony-forming units ( bfu-e ) , and mixed lineage colony-forming units ( cfu-gemm ) express hla-dr antigens but lack gpiiia .
C0019764
hla-dr
C0017968
gpiiia