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Clinical Trial Summary

Our study aims to evaluate the role of ct-DNA and PBMC as biomarkers in the treatment of biliary tract cancer.


Clinical Trial Description

Biliary cancer ranked fifth in all gastrointestinal malignant cancer. Epidemiological surveys showed a significant increasing trend in recent years. How can make an early diagnosis of bile duct cancer as well as prognostic evaluation and efficacy monitoring, has become the hotspot. "liquid biopsy", which is meant to detect cancers by sequencing the DNA in a few drops of a person's blood. It may detect cancers early, even before symptoms arise, when there is just a few cells in the blood circulation.

cf-DNA in cancer patients often bears similar genetic and epigenetic features to the related tumor DNA. There is evidence that some of the cf-DNA originates from tumoral tissue. This, and the fact that cf-DNA can easily be isolated from the circulation and other body fluids of patients, makes it a promising candidate as a non-invasive biomarker of cancer. And we call the cf-DNA of tumor as ct-DNA.

Peripheral blood mononuclear cells (PBMC) is any peripheral blood cell having a round nucleus. These cells can be extracted from whole blood using ficoll, a hydrophilic polysaccharide. PBMC contains genetic material of tumor and may be applied as a biomarker.

This study aims to evaluate the role of ct-DNA and PBMC as biomarkers in the treatment of biliary tract cancer. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT02809898
Study type Observational
Source RenJi Hospital
Contact Tao Chen, M.D.
Phone +8613601779874
Email dr_chentao78@163.com
Status Recruiting
Phase
Start date July 2016
Completion date December 2020

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