c("genotype: QKI+/+", "cell type: differentiated CD14+ cells", "treatment: 3 days with GM-CSF")
c("genotype: QKI+/-", "cell type: differentiated CD14+ cells", "treatment: 3 days with GM-CSF")
c("genotype: QKI+/+", "cell type: CD14+ cells from peripheral blood", "treatment: none")
c("genotype: QKI+/-", "cell type: CD14+ cells from peripheral blood", "treatment: none")