SLC32A1 and Huntington disease: Various other, mostly vesicular neurotransmitter transporters were also associated with HD, including vesicular acetylcholine transporter (VAChT, SLC18A3) [146,147], vesicular glutamate transporter 1 (VGluT1, SLC17A7) [142], VGluT2 (SLC17A6) [148], and vesicular inhibitory amino acid transporter (VIAAT, SLC32A1) [149].