Severe ME/CFS also had significantly reduced CD56brightCD16dim NKG2D, CD56dimCD16− KIR2DL2/DL3, CD94−CD11a−γδ1T cells, and CD62L+ CD11a− γδ1T cells at six months [115]. The gene discussed is SELL; the disease is myalgic encephalomeyelitis/chronic fatigue syndrome.