Clinical significance of K-ras and BRAF mutations in Chinese colorectal cancer patients

Figure 1 Pyrosequencing analysis of K-ras codons 12, 13, and 61 DNA sequences in colorectal cancer patients. The highlighted arrow shows the nucleotide change at the mutation site.

Figure 2 Distribution chart of six different K-ras mutations in 118 colorectal cancer patients. Gly: Glycinel; Gln: Glutamine; Ser: Serine; Asp: Aspartic acid; Val: Valine; Ala: Alanine; His: Histidine.

Figure 3 Kaplan-Meier survival curve in colorectal cancer patients with regard to K-ras gene codon mutations.

Figure 4 Pyrosequencing analysis of BRAF gene codon 600 DNA sequences in colorectal cancer patients. The highlighted arrow shows the nucleotide change at the mutation site.