MM	Multiple myeloma
RANKL	Receptor activator of nuclear factor κB ligand
BMSCs	Bone marrow stromal cells
HGF	Hepatocyte growth factor
NF-κB	Nuclear factor κB
RANK	Receptor activator of nuclear factor κB
IL-6	Interleukin-6
TNFα	Tumor necrosis factor alpha
MIP-1α	Macrophage inflammatory protein-1α
bFGF	Basic fibroblast growth factor
ERK1/2	Extracellular regulated protein kinase 1/2
p38MAPK	p38 mitogen activated protein kinase
M-CSF	Macrophage-colony stimulating factor
VEGF	Vascular endothelial growth factor