Clinical trials: Intestinal Microbiota
Healthy Adult Participants
Kimchi and Gut Health
The goal of this study is to learn about the effects of eating kimchi on the gut health of healthy adults in the USA. The investigators will be researching the changes in the gut microbiome, biomarkers of gut health and…
- Trial name
- NCT07435831
- Testing
- 60 grams per day of intervention food
- Where
- 2 sites in United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of California, Davis
Gut Microbiota, Hepatocellular Carcinoma
The Effect of Gut Microbiota on Postoperative Liver Function Recovery in Patients With Hepatocellular Carcinoma
The purpose of this study was to explore the correlation between postoperative recovery of liver function and gut microbiota in patients with hepatocellular carcinoma (HCC).
- Trial name
- NCT04303286
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Tongji Hospital
GLP-1, Gut Microbiota
Effects of Sucralose in Gut Intestinal Microbiota and Postprandial GLP-1
Recently, it has been proposed that the consumption of non-nutritive sweeteners, including sucralose, it's not harmless and is related with metabolic effects.
- Conditions
- GLP-1, Gut Microbiota, Insulin Resistance
- Trial name
- NCT06094894
- Testing
- sucralose
- Where
- Mexico
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran
Adult
Mining the Gut Microbiota of Adults for Health-relevant Microbial Signatures.
Mining the gut microbiota of adults for health-relevant microbial signatures.
- Trial name
- NCT07344545
- Testing
- Observational, non-interventional study.
- Where
- China
- Volunteers
- 1,530 people, healthy volunteers welcome
- Sponsor
- Zhujiang Hospital
Obesity, Morbid, Metabolic Syndrome
Biometabolic Outcomes After Weight Loss Surgery: An Individualized Approach
Variable outcomes after weight loss surgery are likely attributable to complex, poorly understood mechanisms. Due to the significant impact that morbid obesity has on a patient's health, successful management of obesity and its…
- Conditions
- Obesity, Morbid, Metabolic Syndrome, NASH - Nonalcoholic Steatohepatitis
- Trial name
- NCT04841057
- Testing
- 50 cm BP limb length, 100 cm BP limb length, 150 cm BP limb length
- Where
- United States
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Gut Microbiota
The Effect of Prebiotic Synergy1 Supplementation on Microbiota, Protein Metabolism and Gastrointestinal (GI) Symptoms in People Consuming High Protein Diet
The composition and metabolism of human gut microbiota play crucial roles in health. Microbial colonisation of the gastrointestinal tract varies widely, with the large intestine having not only the highest density of microbes in…
- Trial name
- ITF (NCT02827760)
- Testing
- Synergy1, Maltodextrin
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Reading
Defecation Irregularity
Effects of Fermented Dairy Products on Defecation Changes Through Gut Microbiota
The investigators recruited participants aged 20-65 years who did not have gastrointestinal diseases and who were not taking medication for digestive symptoms (e.g., gastric acid inhibitors, antibiotics, sterilization…
- Trial name
- NCT06862310
- Testing
- yogurt intervention
- Where
- Taiwan
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Taipei Medical University
Colorectal Cancer (CRC), Endocrine Disruptors
Effects of Endocrine Disruptors on the Gut Microbiota and Assessment of Their Impact on Colorectal Cancer Development (PERMICA)
Colorectal cancer is the third most common cancer worldwide, yet it was the second leading cause of cancer-related deaths in 2020. The average French population faces a colorectal cancer risk partly linked to lifestyle factors.
- Conditions
- Colorectal Cancer (CRC), Endocrine Disruptors, Microbiota, Dysbiosis
- Trial name
- PERMICA (NCT06809660)
- Testing
- Collection of biological samples and clinical data
- Where
- France
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Poitiers University Hospital
Serum Cholesterol, Gut Microbiome
Evaluation of Dietary Milk Polar Lipids on Serum Cholesterol and Gut Microbiota in Healthy Adults
The purpose of this study is to examine whether the daily consumption of 5 g of milk polar lipids influences serum lipids and gut microbiota composition in healthy adults.
- Trial name
- NCT04208815
- Testing
- Milk Polar Lipids, Milk Fat
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Connecticut
Microbial Colonization
Analysis of Urinary, Vaginal and Intestinal Microbiota in Patients With Neurogenic Bladder
The neurogenic bladder and bowel are two pathological conditions occurring when damaged innervation results in functional alteration of both the bladder and the bowel with a clinical presentation that can vary from retention to…
- Trial name
- NCT06093035
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Obsessive-Compulsive Disorder, Microbiota
Microbiome in Obsessive-compulsive Disorder
Background: Humans live in symbiosis with microbes and their implication for health and disease is evident. The importance of microbiome-gut-brain axis in psychiatric disorders is an area of increasing research interest.
- Trial name
- MIO (NCT03638791)
- Testing
- Exposure and response inhibition
- Where
- Sweden
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Karolinska Institutet
Digestion, Gut Microbiota
Feeding Tolerance and Gut Maturation of Infants Consuming a Formula Rich in Glycoprotein
This is a non-randomized, single-arm, open-label, prospective interventional study using a commercially available starter infant formula in healthy term formula-fed infants with a parallel group of healthy term breast-fed infants…
- Trial name
- NCT04880083
- Testing
- Commercially Available Starter Infant Formula
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Société des Produits Nestlé (SPN)
Malignant Central Nervous System Neoplasm
Study of Human Brain-Gut Axis and Gut Microbiome in Patients With Brain Lesions - Repository for Neuroscience Research
This study explores how microorganisms in the gut can affect the growth and progression of brain tumors.
- Trial name
- NCT06117930
- Testing
- Non-Interventional Study
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Hypertension, Gut Microbiota
Metagenomic Analysis of Gut Microbiota in Untreated and Uncontrolled Hypertensive Patients
This observational study aims to explore the relationship between gut microbiota composition and blood pressure regulation in patients with hypertension.
- Trial name
- HyGut (NCT06284928)
- Testing
- Fecal Sample Collection
- Where
- China
- Volunteers
- 192 people, healthy volunteers welcome
- Sponsor
- Xinjiang Medical University
Lactose Intolerance
Association Between Lactase Deficiency, and the Small Intestinal Microbiome in Adults.
The purpose of this study is to study the role of the enzyme (substance produced by the body that helps in a biochemical reaction like digestion in the body) responsible for digestion of lactose and the role of the gut bacteria…
- Trial name
- NCT03860051
- Where
- United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Indiana University
Urinary Tract Infections
The Association of Gut Microbiota With Urinary Tract Infection in Infants
This prospective case-control study will compare the gut microbiota between the infants with febrile urinary tract infection and healthy infants.
- Trial name
- NCT04615689
- Testing
- The collection of feces
- Where
- South Korea
- Volunteers
- healthy volunteers welcome
- Sponsor
- Hallym University Kangnam Sacred Heart Hospital
Obesity
Interactions of Human Gut Microbiota With Intestinal Sweet Taste Receptors
The purpose of this study is to collect data to examine whether short-term consumption of non-caloric artificial sweeteners (NCASs), such as saccharin, can lead to changes in blood sugar levels and in the composition of the…
- Trial name
- ISTAR-micro (NCT03032640)
- Testing
- Oral Glucose Tolerance Test (OGTT), Assessment of dietary compliance, Stool sampling
- Where
- United States
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- AdventHealth Translational Research Institute
Probiotic, Gut Microbiota
The Effects of Yogurt on Gut Microbiome and Metabolism in H. Pylori.
Helicobacter pylori is a common pathogen causing upper gastrointestinal diseases including gastric ulcer and gastric cancer. Recent epidemiological findings have also shown that it is also related to colon cancer, metabolic…
- Conditions
- Probiotic, Gut Microbiota, Helicobacter Pylori Infection, Insulin Resistance
- Trial name
- NCT05374980
- Testing
- Yogurt
- Where
- Taiwan
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Taichung Veterans General Hospital
Healthy
Dietary Fiber, Microbiota and Cognitive Function in Healthy Adults
Dietary fiber is well-known for its many health benefits, including the support of gastrointestinal, metabolic, and mental health.
- Trial name
- FOCUS (NCT04951674)
- Testing
- High fiber diet, Control diet
- Where
- Ireland
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University College Cork
Arthritis, Rheumatoid
Evaluation of the Intestinal Microbiota and Bacterial Translocation in Patients With Rheumatoid Arthritis
The main objective of this study is to compare the intestinal microbiota in newly diagnosed rheumatoid arthritis (RA) with that from individuals without RA.
- Trial name
- MICROPOLY (NCT01961310)
- Testing
- Plasma analysis for bacterial translocation, Stool analysis
- Where
- 3 sites in France
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Nīmes
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