As expected, %CD8+CD107a+IFNɣ+ T cells were significantly higher among seropositive individuals compared to seronegative IP (IP-SNEG 0.02% vs. IP-SPOS 0.37% and HC 0.12%; p=0.002 and p=0.04, respectively). The gene discussed is LAMP1; the disease is incontinentia pigmenti.