Clinical trials: GI Tract Disorders
Kidney Stone, Kidney Calculi
Gut Oxalate Absorption in Calcium Oxalate Stone Disease
The goal of this clinical trial study is to test if patients with idiopathic calcium oxalate kidney stones have an increased absorption of dietary oxalate, which would lead to increased urinary excretion of oxalate.
- Conditions
- Kidney Stone, Kidney Calculi, Urolithiasis, Urolithiasis, Calcium Oxalate
- Trial name
- NCT06331546
- Testing
- Low-oxalate diet, High-oxalate diet, soluble oxalate gut absorption test
- Where
- 2 sites in United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Gastroparesis
A Study to Evaluate Safety, Side Effects, Muscle Activity and Speed of Gastric Emptying of GSK962040
Motilin is a peptide whose action is controlled by motilin receptors located in the gut. Action of Motilin at motilin receptors increases the gastric emptying rate (rate of emptying of food and fluid from the stomach).
- Trial name
- NCT00562848
- Testing
- GSK962040
- Where
- Belgium
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Prader-Willi Syndrome
Gut Derived Hormones, Body Composition and Metabolism in Prader-Willi Syndrome
The purpose of this study is to investigate the effects of a GLP-1 agonist on satiety hormones in patients with Prader-Willi Syndrome (genetic defect causing obesity).
- Trial name
- NCT00551343
- Testing
- Exenatide
- Where
- Australia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Garvan Institute of Medical Research
Cirrhosis, Periodontitis
Oral Gut Liver Axis in Cirrhosis
This will be a prospective study of cirrhotics and healthy controls comparing their oral microbiota, endotoxemia and systemic inflammation at baseline and at 30 days after clinically indicated systematic oral cleansing and…
- Conditions
- Cirrhosis, Periodontitis, Gingivitis
- Trial name
- NCT03030820
- Testing
- Dental Cleaning
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Oral Bacterial Infection, Oral Infection
Effects of Mouthrinse on the Microbiome of the Oral Cavity and GI Tract
The purpose of this research study is to identify the effects of 2 over-the-counter mouthwashes on bacteria and 3 viruses in the participant's mouth and gut.
- Conditions
- Oral Bacterial Infection, Oral Infection, Microbial Colonization, Viral Infection
- Trial name
- Microbiome (NCT05603650)
- Testing
- Lumineux Oral Essentials rinse, Listerine rinse
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Inflammatory Bowel Diseases, Crohn Disease
Predicting IBD Treatment Outcomes With Gut Microbiome Analysis
The goal of this prospective observational study is to determine if specific microbiome signatures can predict therapeutic responses in adult patients with Crohn's disease (CD), a form of inflammatory bowel disease (IBD), living…
- Trial name
- OPTIMIST (NCT06453720)
- Testing
- Colonoscopy
- Where
- Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Microbiota, Eczema
Infant Restore: Efficacy of Microbiome Analysis and Education
The goal of this clinical trial is to learn if a microbiome analysis, education, and recommendation program can improve gut health, reduce future health risks, and empower parents in their children's health in infants aged 0-3…
- Conditions
- Microbiota, Eczema, Microbiome, Gut Microbiome
- Trial name
- NCT06424691
- Testing
- Tailored Recommendations, Consult Call, Email Series
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Seeding Inc
Premature Birth, NEC
Prenatal Administration of Spermine Promotes Maturation of Premature Fetal Gut Epithelial Tight Junction: Experimental Study on Fetal Rabbit
Infections, particularly on the gastrointestinal tract, has been known to be one of the leading causes of death in preterm infants. This is due to the immaturity of the intestinal epithelial cells.
- Trial name
- NCT04004091
- Testing
- Spermine
- Where
- Indonesia
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- dr. Riana Pauline Tamba, SpB(K)BA
Sexually Transmitted Infections (STI)
Got Doxy- 'Flipping the Script' on STI PEP
This study is being done to test the effects of doxycycline on inflammation and the bacteria in the body in people with HIV and in people on HIV pre-exposure prophylaxis.
- Trial name
- NCT07215325
- Testing
- Doxycycline monohydrate 200 mg, Observation
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Emory University
Parkinson Disease, Movement Disorders
Multimodal Image Technologies Investigate the Role and Mechanism of Probiotics in Improving RBD with Parkinson's Disease
Rapid eye movement sleep behavior disorder (RBD) is important non-movement feature, and also the important risk factor of Parkinson's disease (PD).
- Conditions
- Parkinson Disease, Movement Disorders, Rapid Eye Movement Sleep Behavior Disorder, Gut Microbiomes
- Trial name
- NCT06710574
- Testing
- PD-RBD, iRBD
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Beijing Friendship Hospital
Metabolic Diseases, Injury of Gastrointestinal Tract
The Effect of Gluten on Gut Microbiome and Metabolic Health.
Objective: To identify how specific changes of the gluten content in the diet affect the host-gut microbiome interactions with implications for metabolic health.
- Trial name
- 3G (NCT01719913)
- Testing
- High gluten, Low gluten
- Where
- Denmark
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Obesity, Type 2 Diabetes Mellitus
Gut Microbiota in Obesity and Diabetes
An altered gut microbiota composition has recently been linked to obesity and diabetes. The principal aim of this study was to investigate and compare the gut microbiota composition of obese, diabetic and control individuals.
- Trial name
- NCT02180191
- Testing
- Comparison of the gut microbiota composition
- Where
- Turkey (Türkiye)
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Gulhane School of Medicine
Microbial Colonization, Cardiovascular Diseases
Influence of Freeze Dried Strawberry Consumption on Gut Microbiota and Cardiovascular Health.
This proposal seeks to build upon studies, including ours, on the favorable effects of California strawberries on vascular health.
- Conditions
- Microbial Colonization, Cardiovascular Diseases, Obesity
- Trial name
- NCT03283969
- Testing
- Freeze Dried Strawberry Powder, Isocaloric powder
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of California, Davis
Type 2 Diabetes
The Alteration of Gut Microbiota and Analysis of Related Factors in Newly Diagnosed Type 2 Diabetes Patients
This Study aims to compare the characteristics of gut microbiota between the newly diagnosed T2DM and healthy subjects, and analysis the related clinical indicators that may affect the composition of gut microbiota.
- Trial name
- NCT05752851
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Nanjing First Hospital, Nanjing Medical University
Healthy Nutrition, Food Preferences
The Associations Between Gut Length, Gut Microbiota and Food Assimilation
The purpose of this observational study is to explore the relationships between gut length, the microbiota and food energy assimilation rates in humans.
- Conditions
- Healthy Nutrition, Food Preferences, Metabolic Syndrome, Protection Against
- Trial name
- NCT06377956
- Testing
- Observation without intervention
- Where
- China
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Shenzhen Institutes of Advanced Technology ,Chinese Academy of Sciences
Peanut Allergy, Nut Allergy
Immune-supportive Diet and Gut Permeability in Allergic Children
Peanut and nut allergy can be life threatening. Some patients have very low threshold levels (i.e. the amounts of peanut and nuts to which the patients react), others react to higher doses.
- Trial name
- DIAMETER (NCT05667610)
- Testing
- Immune-supportive diet, Standard care
- Where
- Netherlands
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Onze Lieve Vrouwe Gasthuis
Cardiovascular Diseases
The Effect of Pork With Modified Fat Composition and Berries on Plasma Fatty Acids and Fecal Compounds in Healthy Adults
High consumption of red meat is related to cardiovascular diseases. Red meat containing more unsaturated fat than normal red meat may have a beneficial impact on plasma lipid and fatty acid profile in humans.
- Trial name
- NCT02469285
- Testing
- Modified pork, Pork, Pork and berries
- Where
- Finland
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- University of Helsinki
Obesity, Type2diabetes
Susceptibility to Infectious Diseases in Obesity
The role of intestinal microbiota is becoming ever more important in the context of obesity, type II diabetes (T2D), and infectious disorders as represented by the emerging discipline "therapeutic microbiology".
- Conditions
- Obesity, Type2diabetes, Gut Microbiota, Chronic Disease
- Trial name
- SIDERALE (NCT05975541)
- Testing
- Observational
- Where
- Italy
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliero Universitaria Maggiore della Carita
Preleukemia, Myelodysplastic Neoplasm
Repurposing Metformin As a Leukemia-preventive Drug in CCUS and LR-MDS
This is a single-arm pilot study of the feasibility and safety of metformin in patients with clonal cytopenia of undetermined significance (CCUS) or lower-risk myelodysplastic neoplasms (LR-MDS).
- Conditions
- Preleukemia, Myelodysplastic Neoplasm, Cytopenia, Preleukemic Anemia
- Trial name
- NCT04741945
- Testing
- Metformin
- Where
- Denmark
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Kirsten Grønbæk
Hypertension, Type 2 Diabetes
Military Health and Nutrition Examination Study
The Military Health and Nutrition Examination Study (MHANES) is a Department of Defense funded study conducted by Pennington Biomedical Research Center and the US Army Research Institute of Environmental Medicine.
- Conditions
- Hypertension, Type 2 Diabetes, Dyslipidemias, Cardiovascular Diseases
- Trial name
- MHANES (NCT06380322)
- Where
- 6 sites in United States
- Volunteers
- 648 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
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