From: Failure to confirm influence of Methyltetrahydrofolate reductase (MTHFR) polymorphisms on age at onset of Huntington disease
MTHFR
677CC (%)
677CT (%)
677TT (%)
genotype
n = 71
n = 75
n = 21
1298AA (n = 80)
23 (13.7)
37 (22.1)
20 (12)
1298AC (n = 74)
35 (21)
38 (22.8)
1 (0.6)
1298CC(n = 13)
13(7.8)
0