CD8A and Miyoshi myopathy: Moreover, individuals with MM showed significantly increased levels of CD3+CD8-TCRγδ+cells before vaccination (4.4-fold; p = 0.0196) (Figure 6B, left graph), in comparison with healthy donors, and these cells also showed high expression of CD107a in some individuals (Figure 6B, left graph), although these levels returned to similar levels as healthy donors after vaccination.