| MPN subtype | Cytokines produced in excess | Main cellular sources |
| All MPNs | IL-6, IL-8, IL-2, soluble IL-2R, HGF, TNF-, TGF-β, GM-CSF, VEGF, and bFGF | Bone marrow fibroblasts, endothelial cells, monocytes, macrophages, T-lymphocytes, hematopoietic progenitors, and hepatocytes |
| ET | IL-4, IL-10, IFN-γ, MCP-1, PDGF-BB, and soluble IL-6R (gp80) | M2 macrophages, platelets, and T-lymphocytes |
| PV | IL-11, IL-12, IL-13, IL-5, and IL-7 | Bone marrow fibroblasts, T-lymphocytes, M1 macrophages, and hematopoietic progenitors |
| PMF | IL-1β, IL-10, IL-12, IL-13, IL-15, IL-33, G-CSF, IFN-α, MIP-1α, MIP-1β, IP-10, MIG, MCP-1, and PDGF-BB | Bone marrow fibroblasts, activated T-lymphocytes, neutrophils, macrophages, hematopoietic progenitors, megakaryocytes, and platelets |
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