Compared with CD8+ cells from HC, several reports showed different patterns in the Vβ gene usage of CD8+ cells from patients with MG, such as (1) Vαl2.1, and Vβ6.7, 8, 12; (2) Vβ1, 13.2, 17, and 20 [56]; (3) Vβ10, 13, and 17; (4) vβ3 and Vβ19; (5) Vα2.3, 12.1, and β2, 3, 5.1, 5.2, 5.3, 6.7, 8, 13, and 17. The gene discussed is CD8A; the disease is myasthenia gravis.