From: Association between MTHFR C677T variant and risk for congenital heart defects in Egyptian children: a case–control study including meta-analysis based on 147 cases and 143 controls
Genotype
CC (normal allele) bps
CT (heterozygous allele) bps
TT (homozygous allele) bps
Digested pattern
318
318, 227, 91
227, 91