🏛️ Verified NIH Record • Updated 2026-03-02
Gastrointestinal Biomarkers in Tissue and Biological Fluid Samples From Colorectal Cancer Patients (NCT00899626)
🟢 Recruiting Interventional Protocol 📊 Observational Clinical Research Sponsor: Vanderbilt University Medical Center
🩺 Plain-English Summary (8th-Grade Level)
RATIONALE: Studying samples of tissue, blood, urine, stool, and other biological fluids from patients with cancer and from healthy volunteers undergoing colonoscopy or endoscopy may help doctors identify and learn more about biomarkers related to cancer. PURPOSE: This research study is looking at gastrointestinal biomarkers in tissue and biological fluid samples from patients and participants undergoing colonoscopy, endoscopy, or surgery.
Who can join: Review the eligibility criteria below.
Location: Veterans Affairs Medical Center - Nashville — Nashville, Tennessee
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (2 Sites)
- Veterans Affairs Medical Center - Nashville — Nashville, Tennessee
- Vanderbilt-Ingram Cancer Center — Nashville, Tennessee
💰 Cost, Insurance & Patient Rights
- 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
- Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
- Voluntary Participation: You may withdraw at any time without affecting your standard medical care.