Worldwide genetics of bile duct (cholangiocarcinoma)

International Consortium for the Genetics of Biliary Tract Cancers Cholangiocarcinoma Genome Wide Association Study

NIH-funded research Mayo Clinic Rochester · NIH-11399765

Researchers are looking for genetic patterns that raise the risk of bile duct cancer in people from diverse regions worldwide.

Quick facts

Grant typeU01 cooperative agreement
Study typeNIH-funded research
Funding institutionMayo Clinic Rochester NIH-funded
Lab location1 site (Rochester, United States)
Project IDNIH-11399765 on NIH RePORTER

What this research studies

This project gathers DNA and clinical information from people with cholangiocarcinoma and matched controls across multiple countries and ancestry groups. Scientists will use genome-wide scans to find genetic variants more common in people who develop bile duct cancer, including those with known conditions like primary sclerosing cholangitis. The work combines samples and data from international centers to increase the number of patients studied and improve the chance of finding meaningful genetic signals. Results will be compared across ancestry groups to find shared and population-specific risk factors.

Who could benefit from this research

Good fit: Ideal participants include people diagnosed with cholangiocarcinoma, people with high-risk conditions such as PSC, and matched control volunteers willing to provide a blood or saliva sample and medical information at participating sites.

Not a fit: People seeking immediate treatment benefit for advanced disease or those unwilling to provide samples and health information are unlikely to gain direct short-term benefit from this genetics work.

Why it matters

Potential benefit: If successful, this could help identify people at higher genetic risk for bile duct cancer and guide earlier detection, prevention, and new treatment strategies.

How similar studies have performed: Genome-wide studies have uncovered risk genes for many cancers, but large GWAS specifically focused on cholangiocarcinoma have been limited, making this effort relatively novel for this cancer type.

Where this research is happening

Rochester, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Bile Duct Cancer
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.