SLAMF7 was also expressed in CD4+ T-cells (median MFI: 99), CD8+ T-cells (median MFI: 824), B cells (median MFI: 263), and NK cells (median MFI: 1593), but cell surface expression was significantly lower compared with that observed on MM cells (figure 4A). Here, CD4 is linked to Miyoshi myopathy.