CD4 and AL amyloidosis: CIBERSORT was employed to identify the mixture of B cells naïve, B cells memory, plasma cells, CD8 T cells, T cells CD4, naïve T cells, CD4 memory resting, T cells CD4 memory activated, T cells follicular helper, Tregs, T cells gamma delta, NK cells resting, activated NK cells, monocytes, macrophages M0, macrophages M1, macrophages M2, dendritic cells resting, dendritic cells activated, mast cells resting, mast cells activated, eosinophils and neutrophils in multiple myeloma bone marrow specimens (Figure 4A).