Clinical trials: GI Tract Disorders
Esophageal Neoplasms, Stomach Neoplasms
The Effect of Satiety Gut Hormone Modulation on Appetitive Drive After Upper Gastrointestinal Surgery
Improvements to treatment strategies for patients with cancers of the upper gastrointestinal tract have produced a large population of people who remain free from cancer recurrence in the long term following treatment.
- Conditions
- Esophageal Neoplasms, Stomach Neoplasms, Weight Loss, Malnutrition
- Trial name
- NCT02381249
- Testing
- Octreotide
- Where
- 2 sites in Ireland, Sweden
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- St. James's Hospital, Ireland
Vaccine Response Impaired, Vaccine Adverse Reaction
Vaccine Observation to Include All Communities for Equitable Science
VOICES is a longitudinal, prospective, observational study that will enroll up to 10,000 subjects of diverse racial backgrounds being administered an emergency use authorized COVID-19 vaccine, for collection and analysis of stool…
- Trial name
- VOICES (NCT04770649)
- Testing
- COVID-19 vaccine
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Persephone Biosciences
Sleep Problem, Neurobehavioral Manifestations
NapBiome: Targeting Gut Microbiota and Sleep Rhythm to Improve Developmental and Behavioral Outcomes in Early Childhood
The gut-brain axis plays a crucial role in the regulation and development of psychological and physical processes. The first year of life is a critical period for the development of the gut microbiome, which parallels important…
- Trial name
- NapBiome (NCT06396689)
- Testing
- Synbiotic
- Where
- 2 sites in Switzerland
- Volunteers
- 380 people, healthy volunteers welcome
- Sponsor
- Petra Zimmermann
Diabetes, Heart Diseases
PREDICT 2: Personalized Responses to Dietary Composition Trial 2
Foods in the human diet can affect the development of diseases over time, such as diabetes or heart disease. This is because the amount and types of foods in the diet eat can affect a person's weight, and because different foods…
- Conditions
- Diabetes, Heart Diseases, Diet Habit, Diet Modification
- Trial name
- NCT03983733
- Testing
- Dietary Intervention
- Where
- United States
- Volunteers
- 1,139 people, healthy volunteers welcome
- Sponsor
- Zoe Global Limited
Upper Respiratory Tract Infection, Gut Microbiota
The Effect of Synbiotics on the Upper Respiratory Tract Infection
Gut microbiome manipulation to alter the gut-lung axis may potentially protect humans against respiratory infections. However, clinical trials of synbiotics, one of the microbiota-targeted intervention, in this regard is few.
- Conditions
- Upper Respiratory Tract Infection, Gut Microbiota, Immune Function
- Trial name
- NCT04960878
- Testing
- Synbiotic
- Where
- China
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Huazhong University of Science and Technology
Cognitive Function and Mood, Cerebral Blood Flow
The Effects of Resveratrol Supplementation on Cognition, Cerebral Blood Flow, Microbiota and Systemic Inflammation.
Previous research shows that a diet high in fat has harmful effects on gut health. This increases the chance of developing obesity-related diseases (such as type 2 diabetes) and disrupts cognition and mood.
- Conditions
- Cognitive Function and Mood, Cerebral Blood Flow, Systemic Inflammation, Gut Microbiota
- Trial name
- NCT03448094
- Testing
- Resveratrol
- Where
- United Kingdom
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Northumbria University
Intestinal Obstruction
Effects of 500 mg Immediate Release and Extended Release Methylnaltrexone on Loperamide-induced Delay of the Oro-cecal and Whole-gut Transit Time in Healthy Subjects
The purpose of this study is to describe the effects of methylnaltrexone in preventing loperamide-induced delay of the oro-cecal and whole-gut transit time and measure pharmacokinetics of methylnaltrexone after subcutaneous and…
- Trial name
- LOP-MNTX-2009 (NCT01596777)
- Testing
- Loperamide, Methylnaltrexone 12 mg sc., Methylnaltrexone IR capsule
- Where
- Germany
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University Medicine Greifswald
Appetitive Behavior, Obesity
Impact of Slowly Digestible Carbohydrates on the Gut-brain Axis
Our laboratory is investigating the physiological outcomes and health benefits of the consumption of high-quality carbohydrates.
- Conditions
- Appetitive Behavior, Obesity, Diabetes Mellitus, Type 2
- Trial name
- NCT05349903
- Testing
- Rice flour, Alternanoligosaccharide 15, Inulin
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Purdue University
Healthy, Colorectal Adenoma
IMPACT OF SEDENTARY BEHAVIOR IN THE HOMEOSTASIS OF THE DIGESTIVE ECOSYSTEM
This study seeks to determine the relationship between sedentary behavior, gut transit, gut microbiota and polyps development. Will be conducted an evaluation which includes assessments of physical activity behaviors (through…
- Trial name
- NCT07398820
- Testing
- Initial assessment
- Where
- Chile
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Clínica Universidad de los Andes
Overweight, Postmenopausal Women
HIIT + RT on Body Composition and Gut Microbiota in Postmenopausal Women (PACWOMan)
Postmenopausal women, as men, are more prone to central or android obesity than premenopausal women. Recently, some studies have shown that obesity is associated with gut microbiota dysbiosis and gut microbiota could be…
- Trial name
- PACWOMan (NCT03940924)
- Testing
- Training program
- Where
- France
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Laboratoire des Adaptations Métaboliques à l'Exercice en conditions Physiologiques et Pathologiques
Respiration Disorders, Respiratory Disease
The Gut-Lung Axis and Respiratory Illness in Children
The goal of this single-centre observational study conducted at the Royal Hospital for Children in Glasgow, Scotland, is to employ a multi-omics approach to investigate the "gut-lung axis" in health and disease.
- Conditions
- Respiration Disorders, Respiratory Disease, Asthma in Children, Wheezing
- Trial name
- NCT06271213
- Testing
- observational only - no interventions as part of study
- Where
- United Kingdom
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- NHS Greater Glasgow and Clyde
Microbiome, Metabolic Syndrome
Dietary Fibers Effect on the Gut Microbiota Composition
The randomized double-blinded placebo-controlled multicenter study will be held in parallel groups. During 5 weeks the efficacy of different endpoints as a measure of response to the daily intake of dietary fibers (8 g of either…
- Conditions
- Microbiome, Metabolic Syndrome, Cardiovascular Risk Factor, Inflammation
- Trial name
- NCT04114513
- Testing
- Maltodextrin, Inulin, Pectin
- Where
- Russia
- Volunteers
- healthy volunteers welcome
- Sponsor
- Atlas Biomed
Obesity
Effect of Oral Feeding on Gastric Emptying, Gut Blood Flow, and Hormone Responses in Obese and Healthy Weight Subjects
Obesity is a complicated condition that is poorly understood. The aim of this study is to increase our knowledge of how the condition may arise, and what makes obese people remain obese.
- Trial name
- NCT03860623
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Healthy
Studies of the Early Meal Phase in Healthy Individuals - Nutrient Absorption and Gastrointestinal Hormone Secretion
To investigate gastrointestinal hormone secretions and nutrient absorption during the early meal phase we will recruit 12 healthy young men. They will be equipped with peripheral intravenous catheters for frequent blood sampling.
- Trial name
- NCT03543423
- Testing
- Oral glucose tolerance test, Liquid mixed meal test
- Where
- Denmark
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Pancreatic Cancer, Gut Microbiota
The Mechanism of Enhancing the Anti-tumor Effects of CAR-T on PC by Gut Microbiota Regulation
Pancreatic cancer (PC) is one of the deadliest diseases of human digestive malignancies. Despite the recent advances in surgery and chemotherapy, the 5-year survival rate of PC continues to be less than 10%.
- Conditions
- Pancreatic Cancer, Gut Microbiota, CAR-T
- Trial name
- NCT04203459
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Harbin Medical University
Overweight and Obesity, Type 2 Diabetes
Fat Metabolites and Gut Hormones
To investigate the effects of different fat metabolites on gut hormone secretion in gastric bypass operated subjects and BMI-matched controls.
- Conditions
- Overweight and Obesity, Type 2 Diabetes, Bariatric Surgery, Gut Hormones
- Trial name
- NCT03223389
- Testing
- C-8 dietary oil, Tricaprylin, Olive oil
- Where
- Denmark
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hvidovre University Hospital
Urinary Tract Infections, Malnutrition
Effect of Hygiene and Menstrual Hygiene Interventions on Learning and Psychosocial Wellbeing in Madagascar
A previous study in schools in rural Madagascar found that a bundle of hygiene-focused interventions substantially improved girls' learning outcomes.
- Conditions
- Urinary Tract Infections, Malnutrition, Inflammation, Stress
- Trial name
- KILONGA2 (NCT07702916)
- Testing
- Peer leadership/sensitization + sanitary pads, School infrastructure
- Where
- Madagascar
- Volunteers
- 3,080 people, healthy volunteers welcome
- Sponsor
- University of California Santa Cruz
Drug Resistant Epilepsy
Role of the Gut Microbiota in Pediatric Epilepsy
Nearly a third of children with epilepsy are refractory to pharmacotherapy. The ketogenic diet (KD) is a highly effective alternative therapy reducing seizure frequency by 50% in more than half of treated children.
- Trial name
- EPBiome (NCT04705298)
- Testing
- Prebiotic
- Where
- 2 sites in Canada
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- British Columbia Children's Hospital
Chronic Kidney Diseases, Healthy
Identification of P-cresyl Sulfate Producer Phenotype by Oral Tyrosine Challenge Test: Interactions Among Diet, Gut Microbiota, and Host Genome
Patients with chronic kidney disease (CKD) display a substantial increase in cardiovascular disease (CVD). Moreover, the prognosis of CVD in CKD is extremely poor.
- Trial name
- NCT04204174
- Testing
- Tyrosine, brand name: myprotein
- Where
- Taiwan
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Taipei Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation
Endometriosis, Bacterial Vaginosis
Effects of a Multi-strain Oral Probiotic on the Vaginal Microbiota Composition in Healthy Women and Women with Endometriosis
Endometriosis is a chronic inflammatory disease affecting approximately 10-15% of reproductive age women, and, in recent years, an association between this pathology and dysbiosis, either involving the gut or the genital…
- Conditions
- Endometriosis, Bacterial Vaginosis, Healthy Volunteer
- Trial name
- NCT06592976
- Testing
- Multi-strain Oral Probiotic (CDS22-formula)
- Where
- Italy
- Volunteers
- 123 people, healthy volunteers welcome
- Sponsor
- University of Roma La Sapienza
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