Fig. 1.
Frequency distribution of K-Ras, H-Ras and N-Ras mutations in human cancer. Among Ras-driven cancers, 86% of mutations observed in K-Ras isoform followed by 11% in N-Ras and 3% in H-Ras. Ras gene mutations are detected in percent frequencies among different Ras isoforms in different human cancers
