McKercher, S.R.

pu .1 er-mp liver macrophage monocytic colony antibody myeloid precursor pu .1 / monocyte er-mp 12 gm-csf monocytic lineage marker expression lineage gm-pu 4 cells development population activity progenitors moma -2 neonate er-mp 20 culture monocytic precursors nse activity marrow antigen liver cultures stage neonate liver factor staining latex beads flow cytometry gm-pu level myeloid cells beads presence stain cd 11b il -3 bone marrow assay differentiation hematopoietic analysis 4/80 control addition granulocyte m-csf f 4/80 van ewijk mouse facs buffer liver cells result monocytic characteristics neutrophils latex cytometry monocyte /macrophage development granulocyte-macrophage colony-stimulating factor condition /macrophage er-mp 58 expression immunol gm-csf receptor peroxidase singh h animal macrophage development henkel leenen receptor commitment