Clinical Trials Browser

Observational × Blood Specimen Collection × Gastrointestinal × Clear all

NCT03874559 2026-05-06

Exosomes in Rectal Cancer

Gastrointestinal

Rectal Neoplasms

NCT02908048 2026-05-05

Extracellular RNA Markers of Liver Disease and Cancer

Gastrointestinal

Bile Duct Neoplasms, Biliary Tract Neoplasms, Fibrosis, Hepatitis, Carcinoma, Hepatocellular, Liver Diseases, Liver Neoplasms, Cholangiocarcinoma

NCT06705335 2026-04-20

CONVERCAP

Gastrointestinal

Pancreatic Neoplasms

NCT00260585 2026-04-14

Esophageal Cancer Risk Registry

Gastrointestinal

Esophageal Achalasia, Esophageal Diseases, Esophageal Neoplasms, Gastroesophageal Reflux, Hernia, Hiatal

NCT04406831 2026-04-13

The Role of MicroRNA in the Diagnosis, Prognosis and Response to Treatment in Pancreatic Cancer

Gastrointestinal

Neoplasms, Pancreatic Neoplasms

NCT07151118 2026-03-18

ctDNA in Genetic Profiling and Clinical Outcomes of Advanced Biliary Tract Cancer

Gastrointestinal

Biliary Tract Neoplasms

NCT06349642 2026-03-12

ELEPHAS-04

DermatologicGastrointestinalGenitourinaryGynecologicSarcomaThoracic

Clear-cell metastatic renal cell carcinoma, Carcinoma, Non-Small-Cell Lung, Carcinoma, Renal Cell, Carcinosarcoma, Uterine Cervical Neoplasms, Esophageal Neoplasms, Carcinoma, Hepatocellular, Neoplasm Metastasis, Skin Neoplasms, Colorectal Neoplasms, Endometrial Neoplasms

NCT06151223 2026-03-10

A Prospective Registry for Patients at High-Risk for Pancreatic Cancer

Gastrointestinal

Pancreatic Neoplasms

NCT07432347 2026-02-27

DELIVER

Gastrointestinal

Carcinoma, Hepatocellular

NCT07422974 2026-02-20

Neocolon

Gastrointestinal

Colorectal Neoplasms

NCT02531607 2026-02-05

Lipidomics, Proteomics, Micro RNAs and Volatile Organic Compounds (VOC)

Active not recruiting

Gastrointestinal

Pancreatic Neoplasms

NCT07319104 2026-01-22

FECCO-BioBank

Not yet recruiting

GastrointestinalOther neoplasm

Colonic Neoplasms, Lymphatic Metastasis, Precancerous Conditions, Colorectal Neoplasms

NCT07237984 2026-01-20

COCO-S

Not yet recruiting

Gastrointestinal

Colorectal Neoplasms, Inflammatory Bowel Diseases

NCT01048281 2025-12-18

Clinical & Pathological Studies of Upper Gastrointestinal Carcinoma

GastrointestinalSarcoma

Esophageal Neoplasms, Stomach Neoplasms, Gastrointestinal Stromal Tumors

NCT03334708 2025-12-02

A Study of Blood Based Biomarkers for Pancreas Adenocarcinoma

Gastrointestinal

Pancreatic Cyst, Pancreatic Diseases, Pancreatic Neoplasms, Pancreatitis

NCT03432806 2025-12-02

A Study of Imaging, Blood, and Tissue Samples to Guide Treatment of Colon Cancer and Related Liver Tumors

Active not recruiting

Gastrointestinal

Colonic Neoplasms, Carcinoma, Hepatocellular

NCT05874726 2025-12-02

Biological Sample Repository for Gastrointestinal Disorders

Active not recruiting

GastrointestinalOther

Collagen Diseases, Diabetes Mellitus, Diabetes Mellitus, Type 2, Digestive System Diseases, Gastroesophageal Reflux, Hyperlipidemias, Hypertension, Neoplasms, Obesity, Obesity, Morbid, Sleep Apnea Syndromes, Weight Loss, Overweight

NCT06889844 2025-10-01

Observational Cross-reactivity Study for Colorectal Cancer Diagnosis

Gastrointestinal

Colorectal Neoplasms

NCT07124403 2025-09-17

DESIR

Not yet recruiting

BreastGastrointestinal

Breast Neoplasms, Gastrointestinal Neoplasms, Renal Insufficiency

NCT06633224 2025-09-16

Fatigue and Molecular Mechanisms in Cancer Patients Receiving CCRT

GastrointestinalHead & Neck

Gastrointestinal Neoplasms, Head and Neck Neoplasms, Neoplasms

NCT05524012 2025-09-08

PRIMO

Active not recruiting

Gastrointestinal

Neoplastic Cells, Circulating, Rectal Neoplasms

NCT04042298 2025-09-02

Microvascular Function in Patients Undergoing 5-Fluorouracil Chemotherapy

BreastGastrointestinalHead & Neck

Breast Neoplasms, Gastrointestinal Neoplasms, Head and Neck Neoplasms

NCT06605404 2025-08-14

Pan-tumor MRD Study

DermatologicGastrointestinalThoracic

Adenocarcinoma, Carcinoma, Non-Small-Cell Lung, Esophageal Neoplasms, Melanoma

NCT07114627 2025-08-11

ESCAPE

Gastrointestinal

Esophageal Neoplasms, Neoplasms, Colorectal Neoplasms, Hand-Foot Syndrome

NCT06287814 2025-07-10

French Assessment of MRD by Liquid Biopsies in Stage III CRC Patients (FRENCH.MRD.CRC)

Gastrointestinal

Colonic Neoplasms, Colorectal Neoplasms, Neoplasm, Residual

NCT06342440 2025-06-17

AACRC

Gastrointestinal

Polyposis Syndrome, Hereditary Mixed, 1, Colonic Neoplasms, Colorectal Neoplasms

NCT05287347 2025-05-25

Panc CA Risk Model & Biomarker Testing In High-Risk Cohort

Gastrointestinal

Pancreatic Adenocarcinoma

NCT04774198 2025-04-06

Perioperative Immune Function and Clinical Complications in Pancreaduodenectomy

Gastrointestinal

Pancreatic Neoplasms

NCT04374175 2025-03-18

SERPAN

Gastrointestinal

Adenocarcinoma, Pancreatic Neoplasms

NCT06827639 2025-02-14

FUTURE

Not yet recruiting

BreastGastrointestinalGenitourinaryHead & NeckLymphoidOther hematologic neoplasmThoracic

Breast Neoplasms, Head and Neck Neoplasms, Leukemia, Liver Neoplasms, Lung Neoplasms, Lymphoma, Stomach Neoplasms, Urologic Neoplasms

NCT06139042 2025-02-10

Early-stage Detection of LIver, Biliary TRAct and PancReatic Cancers

Gastrointestinal

Biliary Tract Neoplasms, Liver Neoplasms, Pancreatic Neoplasms

NCT06302660 2025-01-27

MAPLES

Active not recruiting

Gastrointestinal

Esophageal Neoplasms

NCT06760741 2025-01-07

PREVENPANC

Not yet recruiting

Gastrointestinal

Pancreatic cancer, adult, Pancreatic carcinoma, familial, Pancreatic Neoplasms

NCT03941080 2025-01-01

GIMICC

Gastrointestinal

Colorectal Neoplasms

NCT02579278 2024-10-17

ctDNA

Gastrointestinal

Neoplasms, Rectal Neoplasms

NCT04896684 2024-06-28

CAPITOL

Gastrointestinal

Colonic Neoplasms, Inflammatory Bowel Diseases

NCT05657080 2024-05-08

CyGIM

Gastrointestinal

Gastritis, Atrophic, Stomach Neoplasms

NCT06404593 2024-05-08

Dynamic ctDNA Detection for Colorectal Cancer Liver Metastases

Gastrointestinal

Colorectal Neoplasms, Neoplasm, Residual

NCT06206603 2024-04-23

Epigenetic Regulation of Colorectal Polyps and Cancer

Gastrointestinal

Colorectal Neoplasms

NCT03108885 2024-03-22

Measuring Cell Free DNA During the Course of Treatment for Esophageal Cancer as a Marker of Response and Recurrence

Gastrointestinal

Esophageal Neoplasms

NCT02812680 2024-03-08

The Utility of Circulating Tumour Cells and Plasma microRNA in Esophageal Adenocarcinoma

Gastrointestinal

Esophageal Neoplasms

NCT06287723 2024-03-01

French Assessment of MRD by Liquid Biopsies in Colorectal With Liver Metastasis Patients (FRENCH.MRD.CRLM)

Not yet recruiting

Gastrointestinal

Colorectal Neoplasms, Neoplasm, Residual

NCT00866957 2023-11-18

Human Liver Explants for HIF-1 Alpha Analysis/Comparison (HIF HCC)

Gastrointestinal

Liver Neoplasms

NCT06048289 2023-09-25

Prospective Observational Study to Predict the Response of Biliary Tract Tumors to Immunotherapy

Gastrointestinal

Cholangiocarcinoma

NCT06018077 2023-08-30

Chemerin in Colorectal Cancer and Its Relationship With Diet Quality

Gastrointestinal

Feeding Behavior, Inflammation, Colorectal Neoplasms

NCT01763125 2023-03-23

Establishment of a Tumor Bank for Blood Samples

10,000 enrolled

BreastGastrointestinalGynecologicThoracic

Breast Neoplasms, Endocrine Gland Neoplasms, Lung Neoplasms, Neoplastic Cells, Circulating, Ovarian Neoplasms, Colorectal Neoplasms

NCT05661292 2023-01-26

COLOFIT

Gastrointestinal

Colorectal Neoplasms

NCT05667350 2022-12-30

AssesSment of Early-deteCtion basEd oN liquiD Biopsy in Biliary Tract Cancer (ASCEND-BTC)

Gastrointestinal

Biliary Tract Neoplasms

NCT05596370 2022-11-07

Association Between Cell-free Nucleic Acid in Blood, Urine and Microbiome in Stool With Pancreatobiliary Cancer

Gastrointestinal

Gallbladder Neoplasms, Pancreatic Neoplasms, Cholangiocarcinoma

NCT05604573 2022-11-03

DNA Mutation Detection in Circulating Tumor DNA and Tissue by mmADPS for Pancreatic Cancer

Gastrointestinal

Pancreatic Neoplasms