The two T1D-associated intronic SNPs within IFIH1, rs35337543 (IVS8+1) and rs35732034 (IVS14+1), alter the 5′ base of intron 8 and intron 14 consensus splice sequences, respectively, and were predicted to alter splicing of the intron [4]. Here, IFIH1 is linked to type 1 diabetes mellitus.