Project description:RATIONALE: Determination of genetic markers for colorectal cancer may improve the identification of patients who are at highest risk for relapse.
PURPOSE: This clinical trial is studying the importance of genetic markers for detecting relapse in patients with colorectal cancer.
Project description:Interventions: CRC group:Nil;Healthy control group:Nil
Primary outcome(s): Identification of clostridium species
Study Design: Factorial
