Proximity Ligation Assays (PLA) (Soderberg, 2006) executed on CD47 and CXCR4 gave a strong signal on the plasma membrane of resting MM cells, whereas PLA executed with CD47 and RAGE or CD47 and TLR4 gave 100‐fold lower signals (Fig 6A). The gene discussed is CXCR4; the disease is Miyoshi myopathy.