Clinical trials: GI Tract Disorders
Rectal Cancer
Role of Gut Microbiota in Neoadjuvant Radioimmunotherapy for MSS, Locally Advanced Rectal Cancer
This research investigates the role of the gut microbe in patients receiving radioimmunotherapy with locally advanced microsatellite-stable (MSS) rectal cancer.
- Trial name
- NCT06898359
- Testing
- Radioimmunotherapy
- Where
- China
- Volunteers
- 29 people
- Sponsor
- Yanhong Deng
PYY, Ghrelin
The Effect of Breakfast With Different Macronutrient Composition on PYY, Ghrelin, GLP-1,Glucose Level, VAS for Hunger, VAS for Satiety and Ad Libitum Intake 4 Hours After Breakfast in Obese Women
Gut hormones, such as PYY and ghrelin, are associated with appetite control and obesity. Protein is thought to be the most satieting nutrient and could affect production of several gut hormones.
- Conditions
- PYY, Ghrelin, Appetite, Gut Hormones
- Trial name
- NCT03697486
- Testing
- diet with different composition
- Where
- Indonesia
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Universitas Indonesia
Prostate Cancer (Adenocarcinoma), Metastatic Prostate Cancer
Trial Targeting Gut Bacterial Androgen Production to Reverse Therapeutic Resistance to Abiraterone in Patients With Metastatic Prostate Cancer
To determine if dexamethasone or dexamethasone plus metronidazole restore sensitivity to abiraterone for the treatment of metastatic prostate cancer.
- Trial name
- NCT06616597
- Testing
- Abiraterone acetate, Dexamethasone, Metronidazole
- Where
- United States
- Volunteers
- 58 people
- Sponsor
- Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Microbiota
Gut Microbiota in Chronic GI Diseases
The study involves characterizing the microbiota of patients with IBS, functional diarrhea, IBD, severe motility disorders and celiac disease.
- Trial name
- ChronicGI (NCT06532110)
- Testing
- Endoscopy/Colonoscopy
- Where
- Canada
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- McMaster University
Cystic Fibrosis, Gastrointestinal System Disease
CFTR Modulators and Gastrointestinal Complications
To elucidate the similarities and distinctions in non-pulmonary manifestations of cystic fibrosis (CF) including distal intestinal obstruction syndrome (DIOS) incidence and pancreatic enzyme replacement therapy (PERT) use between…
- Conditions
- Cystic Fibrosis, Gastrointestinal System Disease, Distal Intestinal Obstruction Syndrome, Pancreatic Enzyme Abnormality
- Trial name
- CFTR-MAGIC (NCT05253859)
- Testing
- No intervention
- Where
- United Kingdom
- Volunteers
- 47,023 people
- Sponsor
- Nottingham University Hospitals NHS Trust
Graft Versus Host Disease in GI Tract
Fecal Microbiota Transplantation in aGvHD After ASCT
Acute graft-versus-host-disease (aGvHD) is a typical complication after allogeneic hematopoetic stem cell transplantation (ASCT).
- Trial name
- NCT03819803
- Testing
- Fecal microbiota transplantation
- Where
- Austria
- Volunteers
- 15 people
- Sponsor
- Medical University of Graz
Functional Gastrointestinal Disorders (FGIDs), Irritable Bowel Syndrome (IBS)
Mechanism of FODMAP Restriction on FGID Patients
Brief Summary : The goal of this clinical trial is to investigate the effects of differing FODMAP diets on gut microbiota, gut barrier function, symptom severity, quality of life, and psychological status in FGID patients.
- Conditions
- Functional Gastrointestinal Disorders (FGIDs), Irritable Bowel Syndrome (IBS), Functional Dyspepsia
- Trial name
- BRIDGE (NCT07000227)
- Testing
- Low FODMAP diet, Gentle FODMAP diet, Traditional Dietary Advice
- Where
- Malaysia
- Volunteers
- 60 people
- Sponsor
- Universiti Kebangsaan Malaysia Medical Centre
Impaired Glucose Tolerance
Sucralose, Stevia, Gut Microbiome and Glucose Metabolism
This study will determine the influence of two non-caloric sweeteners on glucose metabolism via the gut microbiome in adult men and women.
- Trial name
- NCT02800707
- Testing
- Sucralose, Stevia
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Dry Eye, Meibomian Gland Dysfunction (Disorder)
Effect of a Dietary Supplement on Gut Microbiota and Ocular Surface Outcomes in Dry Eye Disease
This prospective clinical study investigates whether a dietary supplement product can modulate the gut microbiota and improve ocular surface outcomes in patients with dry eye disease.
- Conditions
- Dry Eye, Meibomian Gland Dysfunction (Disorder), Dry Eye Disease (DED), Dry Eye Disease, Meibomian Gland Disease
- Trial name
- NCT07148271
- Testing
- Dietary Supplement Product
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people
- Sponsor
- Varol TUNALI
Crohn Disease, Spondyloarthritis
Study of Gut Microbiota in Crohn's Disease Patients Suffering From Spondylarthritis
The FLORACROHN project aims to compare gut microbiota of patients suffering from Crohn's disease (CD) associated or not to spondylarthritis (SpA).
- Trial name
- FLORACROHN (NCT03072836)
- Testing
- analysing microbiota
- Where
- France
- Volunteers
- 108 people
- Sponsor
- Central Hospital, Nancy, France
Hematopoietic Stem Cell Transplantation (HSCT), Acute GVH Disease
Gut Decontamination In Pediatric Allogeneic Hematopoietic
This research study is for participants who are undergoing allogeneic hematopoietic stem cell transplantation (HSCT) and are at risk for developing acute graft-versus-host disease (GVHD).
- Trial name
- NCT02641236
- Testing
- Vancomycin-polymyxin B
- Where
- 2 sites in United States
- Volunteers
- 24 people
- Sponsor
- Dana-Farber Cancer Institute
Pancreatic Cancer
Personalised Nutritional Care in Older Patients With Pancreatic Ductal Adenocarcinoma
NutriCa65-PDAC is a clinical study for patients aged 65 years or older with pancreatic ductal adenocarcinoma, a type of pancreatic cancer.
- Trial name
- NutriCa65-PDAC (NCT07821554)
- Testing
- Experimental: Personalised nutritional care delivered by a trained dietitian
- Where
- 5 sites in Denmark, Italy and 3 more
- Volunteers
- 250 people
- Sponsor
- Inna Chen, MD
Colorectal Cancer (CRC), Microbiome
CARE-CRC: Microbiome Insights and Correlations for Risk and Outcomes in Colorectal Cancer
Colorectal cancer (CRC) is one of the leading causes of cancer-related deaths globally, with increasing incidence rates. While predominantly affecting older adults, CRC cases among individuals under 50 (early-onset CRC, or EoCRC)…
- Conditions
- Colorectal Cancer (CRC), Microbiome, Early Onset Colorectal Cancer
- Trial name
- CARE-CRC (NCT06734156)
- Testing
- No intervention: observational study
- Where
- 2 sites in Portugal
- Volunteers
- 400 people
- Sponsor
- Gulbenkian Institute for Molecular Medicine
Binge Drinking
The Brain, the Bug, and the Binge: the Interplay Between Binge Drinking, Gut Microbiota, and Brain Functioning
Adolescence and youth are periods of significant maturational changes which seems to involve greater susceptibility to disruptive events in the brain such as binge drinking (BD).
- Trial name
- NCT05946083
- Testing
- Inulin Intervention, Maltodextrin Intervention
- Where
- Portugal
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- University of Minho
Necrotizing Enterocolitis
Early Predictors of Necrotizing Enterocolitis in Neonates
The goal of this project is to identify neonates who are predisposed to Necrotizing Enterocolitis (NEC). the investigators will determine the effectiveness of non-invasive measures as well as biochemical markers to identify…
- Trial name
- NCT03210831
- Where
- United States
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- Nationwide Children's Hospital
Atherosclerosis
Investigating the Gut Microbiota Modulation Effects of Allicin for Cardiovascular Disease Protection and Establishing Microbiota Directed Personalized Nutrition Guidance With Novel Humanized Gnotobiotic Mice Model, Microbial Culturomics and Metabolomic Technique
Investigators recruited 10 trimethylamine N-oxide (TMAO) producers to test the effect of garlic juice containing allicin on gut microbiota modulation and TMAO production.
- Trial name
- NCT04545879
- Testing
- Raw garlic juice containing allicin
- Where
- Taiwan
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Cystic Fibrosis Gastrointestinal Disease
Cystic Fibrosis and Gut Dysmotility: The Effect of Polyethylene Glycol (PEG) on Intestinal Transit
The investigators will recruit 15 patients with cystic fibrosis 18 years of age and older who present with constipation. The investigators will assess baseline motility symptoms with a survey.
- Trial name
- NCT04210427
- Testing
- Polyethylene Glycol 3350, SmartPill Motility System & PillCam Patency Capsule
- Where
- 2 sites in United States
- Volunteers
- 3 people
- Sponsor
- St. Louis University
Inflammatory Bowel Disease (IBD)
A Clinical Study on The Use of DL-endopeptidase-producing Probiotics as an Adjunctive Therapy for Inflammatory Bowel Disease.
Through a series of studies,the investigators has discovered for the first time that gut microbiota-derived DL-endopeptidase is a core regulator of the NOD2 pathway.
- Trial name
- NCT07318753
- Testing
- Lactobacillus rhamnosus CALM 607（LR607）
- Where
- China
- Volunteers
- 300 people
- Sponsor
- Shenzhen Hospital of Southern Medical University
Gastrointestinal Hemorrhage
Effectiveness Study of the BioVac Direct Suction Device in Upper Gastrointestinal Bleeding
Upper endoscopy is performed for upper gastrointestinal bleeding (bleeding in the esophagus, stomach, or part of the duodenum) to identify and potentially treat the cause of bleeding.
- Trial name
- NCT02150941
- Testing
- BioVac Direct Suction Device, Standard Endoscopy Suction
- Where
- Canada
- Volunteers
- 10 people
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Hypovitaminosis D, Hypovitaminosis
Evaluating Response to Vitamin D3 and K2 Supplementation in Healthcare Personnel
The main purpose of this research study is to learn about the effects of supplemental vitamin D3 and vitamin K2 on blood levels and the gut microbial community, called the gut microbiome.
- Trial name
- NCT07199829
- Testing
- Vitamin Arm 1, Vitamin Arm 2, Vitamin Arm 3
- Where
- United States
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Madigan Army Medical Center
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