conditioned media harvested from ril2-stimulated ( greater than 100 u/ml ) peripheral blood mononuclear cells , t cells , leu-2 cells , and leu-3 cells all had erythroid burst-promoting activity ( bpa ) but lacked myeloid colony-stimulating factor ( gm-csf ) or cfu-gm-inhibitory activity .
C1321301
peripheral blood mononuclear cells
C0007634
cells