IL1B and Miyoshi myopathy: Confirming its probable role in the progression from MGUS to MM, IL-1β would seem to enhance the ability of plasma cells to cause lytic bone lesions, to induce the expression of adhesion molecules such as ICAM, CD44, CD54, CD56, CD44, and VLA-4 on plasma cells by increasing their capacity for transmigration and metastatic widespread [94,95,96,97,98].