Clinical trials: GI Tract Disorders
Colorectal Cancer
The Effects of Replacing Red and Processed Meat With Quorn on Biomarkers of Gut Health
This study will evaluate the effects of substituting red and processed meat in the diet with Quorn; a meat replacement product, on biomarkers of gut health.
- Trial name
- MYCOMEAT (NCT03944421)
- Testing
- Red and Processed Meat, Quorn
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Northumbria University
Functional Abdominal Pain Syndrome
The Effects of Probiotics, Lactobacillus GG, in the Treatment of Abdominal Pain in Children With Functional Abdominal Pain Disorders
Recurrent or chronic abdominal pain is one of the common gastrointestinal problems in children. While most children do not have organic origins (so called functional abdominal pain disorders; FAPDs), the symptoms can nevertheless…
- Trial name
- NCT06310733
- Testing
- LGG
- Where
- Thailand
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Prince of Songkla University
Healthy Obesity, Metabolically, Appetite Regulation
Colonic Propionate, Appetite, and Weight Loss
The current protocol aims to investigate the impact of the propionate ester in conjugation with restricted diet on appetite and weight loss.
- Trial name
- ProAp (NCT03322514)
- Testing
- Inulin-Propionate Esters, Inulin
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Anorexia Nervosa, Healthy Volunteer
Food Intake and IgA Microbiota in Anorexia Nervosa
Anorexia nervosa is characterized by intestinal dysbiosis, related to the feeding behavior impairment presented by these patients.
- Trial name
- AAMIAM (NCT05842343)
- Testing
- Stool sample, Food intake evaluation
- Where
- France
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Pulmonary Disease, Chronic Obstructive, Microbiota
The Gut-lung Axis in Chronic Obstructive Pulmonary Disease
Patients with chronic obstructive pulmonary disease (COPD) are 2-3 times more likely to occur together with chronic gastrointestinal tract (GIT) diseases, such as inflammatory bowel disease (IBD) or irritable bowel syndrome…
- Conditions
- Pulmonary Disease, Chronic Obstructive, Microbiota, Immunity, Mucosal, Metabolism
- Trial name
- NCT03236480
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Peking University People's Hospital
Obesity, Food Preferences
How Altered Gut-Brain-Axis Influences Food Choices: Part 1
Obesity is currently one of the most substantial health burdens. Due to the production of marked and sustained weight loss, bariatric surgery is an increasingly used therapeutic modality to combat obesity and its comorbidities.
- Trial name
- BrainFood (NCT04813003)
- Testing
- Functional Brain Imaging and neurobehavioural tasks
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Lia Bally
Type 2 Diabetes
Intraluminal Imaging of Duodenal Layer Morphometry in Patients With and Without Type 2 Diabetes
This observational study is conducted to determine how the duodenal layer thicknesses (mucosa, submucosa, and muscularis) vary with several factors in patients with and without type 2 diabetes.
- Trial name
- NCT02688920
- Testing
- EUS and OCT imaging
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Victoria Gomez
Bone Resorption, Bone and Bones
Combination Plant-Based Protein and Marine-Based Multi-Mineral Supplement and Bone Remodeling in Young Adults
Nutrient intake of calcium and protein are known to function as regulators of bone remodeling. Specifically, a balanced rate of bone resorption and bone formation (i.e.
- Trial name
- NCT05533502
- Testing
- Combined Plant-Based Protein and Marine-Based Multi-Mineral Supplement
- Where
- Ireland
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Limerick
Ulcerative Colitis (UC)
Impact of the Novel UC-TREAT Diet on the Gut Microbiome and Its Acceptability in Healthy Adults and Adults With Quiescent Ulcerative Colitis
This will be an open-label dietary intervention study recruiting both healthy adults (≥16y) and adults with quiescent Ulcerative Colitis (UC).
- Trial name
- UC-TREAT (NCT06998277)
- Testing
- Dietary therapy
- Where
- United Kingdom
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Glasgow
Obesity, Inflammation
Dapiglutide for the Treatment of Obesity
This study is an investigator-initiated, proof-of-concept, randomised, double-blind, placebo-controlled, parallel-group, single-centre clinical trial investigating the body weight loss potential of dapiglutide, a dual…
- Trial name
- DREAM (NCT05788601)
- Testing
- Dapiglutide
- Where
- Denmark
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- University Hospital, Gentofte, Copenhagen
Diabetes Mellitus, Type 2, Metagenome
Study of the Genome, Gut Metagenome and Lifestyle of Patients With Incident Type 2 Diabetes Mellitus
A case-control study to identify microbiome and genetic differences between healthy people and patients with incident type 2 diabetes mellitus.
- Conditions
- Diabetes Mellitus, Type 2, Metagenome, Genetic Predisposition
- Trial name
- NCT04113239
- Testing
- 16S rRNA gene sequencing, DNA-microarray genotyping
- Where
- Russia
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Atlas Biomed
Lynch Syndrome, Crohn Disease
A Study for Imaging the Lower Gastrointestinal Tract Using a Retro-TCE Capsule
The investigators have developed an inexpensive tool to take pictures in the lower GI tract without sedation and to look for signs of disease.
- Conditions
- Lynch Syndrome, Crohn Disease, Inflammatory Bowel Diseases, Healthy
- Trial name
- NCT07219537
- Testing
- Feasibility of using an OCT-based Retrograde Tethered Capsule Endomicroscope device to image the lower GI tract
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
IBS - Irritable Bowel Syndrome, Post Infection Syndrome
Gut Microbiome in Patients With Post-infectious Irritable Bowel Syndrome
Observational, multicenter, prospective study aimed at characterizing the gut microbiome in patients with post-infectious irritable bowel syndrome (PI-IBS) using whole genome sequencing (WGS).
- Trial name
- MicroRestore (NCT07517029)
- Where
- Italy
- Volunteers
- 315 people, healthy volunteers welcome
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Premature Infant
Effect of a Mixture of New Probiotic Strains in Preterm Infants
An interventional, randomized, double-blind, placebo-controlled study will be conducted to investigate the effect of a new probiotic strain Lactobacillus PS11603 \& Bifidobacterium PS10402 in premature infants from 28 weeks + 0…
- Trial name
- PREBIOMA (NCT03701906)
- Testing
- Lactobacillus PS11603 & Bifidobacterium PS10402
- Where
- Spain
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- ProbiSearch SL
Premature Birth of Newborn
Oral Formulation of Insulin for Preterm Infants
The study will evaluate the effect of oral formulation of insulin on preterm infants, born between 26-33 weeks of pregnancy, weighing over 750 grams, who meet the inclusion and exclusion criteria established in this protocol.
- Trial name
- NCT01093638
- Testing
- Oral Formulation of Insulin
- Where
- Israel
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Elgan Pharma Ltd.
Colonic Diseases [C06.405.469.158]
Effect of GOS Supplementation on Amoxicillin-treated Gut Microbiota From Healthy Adults
Prebiotics are thought to be a potential means to prevent antibiotic-associated diarrhoea because of their ability to stimulate beneficial bacteria.
- Trial name
- GOS (NCT01848535)
- Testing
- GOS addition
- Where
- Netherlands
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Wageningen University
Obesity
Long-term Effects of Green Tea on Gut Flora, Fat Absorption, Body Composition and Resting Energy Expenditure
Green tea may have positive effects for weight control and on body composition via several approaches such as a positive effect on the gut flora, a decrease in fat absorption from the intestines and an increase in resting energy…
- Trial name
- NCT01556321
- Testing
- green tea (757 mg/capsule [84.5 mg EGCG + 2.1 mg caffeine ]
- Where
- Netherlands
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Gastroesophageal Reflux Disease, Obesity
The Effect of PPI Therapy on Weight, Gut Microbiome, and Expression of GPR41 and GPR43
The investigators long-term goal is to understand how PPIs influence energy balance in both obese and normal-weight individuals.
- Trial name
- NCT02457104
- Testing
- Colonoscopy, Weight and diet questionnaire
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
IBD - Inflammatory Bowel Disease, IBS - Irritable Bowel Syndrome
Low FODMAP Diet on Nutritional Status, Disease Activity and Gut Microbiota in IBS and UC With Normal or Overweight BMI
Gastrointestinal disorders represents 20-50% of referrals to the gastroenterologist; being the most affected womens, youths and older adults.
- Conditions
- IBD - Inflammatory Bowel Disease, IBS - Irritable Bowel Syndrome, UC - Ulcerative Colitis
- Trial name
- NCT04143633
- Testing
- Low FODMAP diet, Standard diet
- Where
- Mexico
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Hospital General de Mexico
Oxalate, Primary Hyperoxaluria, Microbiome
Descriptive Analysis of Gut Microbiome Alterations in Hyperoxaluric Patients
To characterize the microbiome in 4 groups of subjects (primary hyperoxaluria type I (PH1), idiopathic CaOx stone, enteric hyperoxaluria (EH) and healthy participants) by comparing the number of species and diversity of the…
- Trial name
- NCT02794649
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- VA New York Harbor Healthcare System
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