These variants underlie autosomal-recessive (AR) deficiencies (IRF7 and IFNAR1) and autosomal-dominant (AD) deficiencies (TLR3, UNC93B1, TICAM1, TBK1, IRF3, IRF7, IFNAR1, and IFNAR2) in four and 19 patients, respectively. This evidence concerns the gene TLR3 and Alzheimer disease.