CXCL9 and retinal dystrophy, optic nerve edema, splenomegaly, anhidrosis, and migraine headache syndrome: Cytokines and chemokines frequently upregulated in human ROSAH patient plasma were also not elevated in plasma samples from hALPK1[T237M]-KI heterozygous mice, except for CXCL9 (Supplementary Fig. 5c).