Figure 1From: The TGFBR1*6A allele is not associated with susceptibility to colorectal cancer in a Spanish population: a case-control study Somatic mutation at exon 1 of the TGFBR1 gene in MSI tumours. A GCG deletion of the triplet repeat was found in two independent cases: a) a PCR fragment resolved by capillary electrophoresis, b) DNA sequence from a wild-type case (*9A/*9A) and a mutated case (*8A/*9A).Back to article page