Plasma levels of 6 amino acids used in the colorectal cancer risk calculation. Averages and percentile ranges of the normal population are indicated because some amino acids do not show normal distribution. The data of this patient are shown as open circles. High plasma level of isoleucine is a prominent characteristic of patients with colorectal cancer.
Yatabe et al. Diagnostic Pathology 2013 8:203 doi:10.1186/1746-1596-8-203