Several other factors have also been identified as main osteoclast inducers in MM: the chemokines CCL3 and CCL4, stromal-derived factor-1α, soluble decoy receptor 3 (DcR3), matrix metalloproteinases (MMP)-13, IL-1, IL-3, IL-6 and IL-17 [50–65]. Here, CCL3 is linked to Miyoshi myopathy.