donor: 1
cell type: M1 macrophages (classically activated)
donor: 2
cell type: M1 macrophages (classically activated)
donor: 3
cell type: M1 macrophages (classically activated)
donor: 1
cell type: M2 macrophages (alternatively activated)
donor: 2
cell type: M2 macrophages (alternatively activated)
donor: 3
cell type: M2 macrophages (alternatively activated)