Clinical trials: Intestinal Microbiota
Colorectal Neoplasms
Study of Fecal Bacteria in Early Diagnosis of Colorectal Cancer
The aim of the study is to identify and verify one or more gut bacteria of which the abundance in feces may help to early diagnosis colorectal cancer.
- Trial name
- NCT02845973
- Testing
- gut microbiota
- Where
- China
- Volunteers
- 1,325 people, healthy volunteers welcome
- Sponsor
- Shanghai Jiao Tong University School of Medicine
Healthy
Dietary Fiber and Gut Microbiome Study
The purpose of this dietary intervention is to study the effects of several dietary fibers on the gut microbiota at the personal level.
- Trial name
- NCT05424640
- Testing
- Dietary fiber 1, Dietary fiber 2, Dietary fiber 3
- Where
- Estonia
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Center of Food and Fermentation Technologies
Autosomal Dominant Polycystic Kidney Disease (ADPKD), Advanced-Chronic Kidney Disease (CKD)
Establishment of the Human Intestinal and Salivary Microbiota Biobank - Kidney Diseases
This is a prospective, clinical, multicentre study aimed to collect biological samples and study microbiota from subjects suffering from chronic kidney disease and from healthy volunteers.
- Conditions
- Autosomal Dominant Polycystic Kidney Disease (ADPKD), Advanced-Chronic Kidney Disease (CKD), Diabetic Kidney Disease (DKD), IgA Nephropathy (IgAN)
- Trial name
- BIOMIS-Nefro (NCT04689074)
- Testing
- Biological sample collection, Questionnaire, Medical examination
- Where
- 2 sites in Italy
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliero-Universitaria Consorziale Policlinico di Bari
Diabetes Mellitus, Non-alcoholic Fatty Liver Disease
Transplantation of Microbes for Treatment of Metabolic Syndrome & NAFLD
Non-alcoholic fatty liver disease (NAFLD) occurs when excess fat is deposited in the liver. Almost all patients also have obesity and insulin resistance (the inability of the body to effectively use insulin).
- Trial name
- FMT (NCT02496390)
- Testing
- Autologous, Allogeneic
- Where
- Canada
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Negative Symptom, Schizophrenia
Study on the Gut Microbial Mechanism of Negative Symptoms of Schizophrenia
Negative symptoms are one of the five-dimensional symptoms of patients with schizophrenia, and medications are not effective in treating negative symptoms.
- Conditions
- Negative Symptom, Schizophrenia, Amisulpride, Gut Microbiomes
- Trial name
- NCT04533724
- Testing
- Amisulpride
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Shanghai Mental Health Center
Microbiota
Stability of the Microbiome in IBD and IBS
In this study the investigators aim to investigate the changes of the intestinal microbiome in three different cohorts (IBD, IBS, healthy) after applying the uniform disruptive factor of osmotic diarrhea induced by macrogol.
- Trial name
- NCT03395548
- Testing
- Macrogol
- Where
- Austria
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Medical University of Graz
Healthy Men and Women
Effects of an Organic Plant-rich Diet on Gut Microbiome and Vascular Function (ORGAMIC Pilot Study)
Previous work have shown that consumption of foods rich in polyphenols, such as berries and cocoa, led to beneficial changes in the gut microbiota composition, as well as improvements in biomarkers of cardiovascular disease risk…
- Trial name
- NCT04276974
- Testing
- Organic diet, Non-organic diet
- Where
- United Kingdom
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- King's College London
Gastrointestinal Tolerance
A Double Blind Study on the Gastrointestinal Effects of Arabinoxylan (Leaf Fiber Extract).
The objective of this study is to investigate the effect on Arabinoxylan on gastrointestinal (GI) tolerance, bowel habits, and microbiota in adults.
- Trial name
- NCT04100460
- Testing
- 7.25 grams of Arabinoxylan leaf fiber extract, 14.5 grams of Arabinoxylan leaf fiber extract, Control - No Arabinoxylan
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Comet Bio Inc.
Healthy
Lacticaseibacillus Rhamnosus GG Pili Study
The aim of this study was to investigate the host-microbe interaction effects of various Lacticaseibacillus rhamnosus GG strains, with different binding capacities to the mucus in the small intestine, in healthy individuals
- Trial name
- NCT05461443
- Testing
- Probiotic
- Where
- Sweden
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Örebro University, Sweden
Emotions, Stress
The Role of Short Chain Fatty Acids in Microbiota-gut-brain Axis
The role of short chain fatty acids (SCFA) in the microbiota-gut-brain axis is examined in a sample of healthy volunteers. SCFA are the major products of bacterial fermentation of dietary fiber in the colon, and are hypothesised…
- Conditions
- Emotions, Stress, Fear
- Trial name
- SCFA-AP (NCT03688854)
- Testing
- SCFA mixture
- Where
- Belgium
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- KU Leuven
Overweight, Insulin Resistance
Wheat Germ Supplementation Will Improve Markers of Gut Health, Inflammation, and Insulin Resistance in Overweight Adults
The objective of this pilot study is to determine the effects of wheat germ (WG) supplementation on gut health and subsequent effects on markers of inflammation and insulin resistance in overweight individuals.
- Conditions
- Overweight, Insulin Resistance, Inflammation
- Trial name
- NCT03989882
- Testing
- Wheat germ energy ball, Control
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Oklahoma State University
Allergic Rhinitis
Probiotics Improve Adult Allergic Rhinitis and Regulate Gut Microbiota
Assessing the clinical efficacy of weizmannia coagulans BC99 in alleviating allergic rhinitis symptoms, improving gut microbiota, and reducing adverse reactions in patients.
- Trial name
- NCT06885346
- Testing
- Probiotic
- Where
- China
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Wecare Probiotics Co., Ltd.
Gut Microbiome, Sport Performance
The Effect of Probiotics and Vitamin D Supplementation on Sport Performance in MMA Athletes.
The probiotics supplementation seems to be safety way to optimize the intestinal microbiota composition and thus modulate the immune system and reduce oxidative stress.
- Trial name
- NCT04759729
- Testing
- Probiotic and vitamin D
- Where
- Poland
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Medical University of Gdansk
Sleep Deprivation
Study on the Mechanism of Central Obesity Induced by Sleep Restriction and the Therapeutic Effect of n-3 Polyunsaturated Fatty Acid: a Randomized, Double-blind, Placebo-controlled Trial (COSPA Study)
This randomized, double-blind, placebo-controlled trial aims to investigate whether n-3 polyunsaturated fatty acid (PUFA) supplementation attenuates abdominal visceral fat accumulation induced by experimental sleep restriction.
- Trial name
- NCT07897097
- Testing
- n-3 PUFA Supplementation, Experimental Sleep Restriction
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Beijing Anzhen Hospital
Sepsis, Acute Kidney Injury Due to Sepsis
Microbiome and Enteric Signatures in Sepsis-associated Hepatorenal Injury
Sepsis is a major cause of morbidity and mortality in intensive care units. Sepsis-associated liver injury (SALI) and sepsis-associated acute kidney injury (S-AKI) are common complications associated with adverse clinical…
- Conditions
- Sepsis, Acute Kidney Injury Due to Sepsis, Gastrointestinal Microbiome, Sepsis-Associated Liver Injury
- Trial name
- MESH (NCT07735182)
- Where
- 6 sites in China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Zhejiang University
Pancreatic Cancer, Chronic Pancreatitis
Gastrointestinal Microflora and Serum Metabolomics in Patients With Pancreatic Cancer and Chronic Pancreatitis
The investigators plan to collect throat swabs, saliva, feces and serum samples from pancreatic cancer patients, chronic pancreatitis patients and healthy people and clarify the characteristics of oral flora and serum metabolome…
- Trial name
- NCT06411470
- Where
- China
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Changhai Hospital
Exercise Intervention
Resistance Training Effects on Gut Microbiome and Cardiometabolic Outcomes
The overall objective of this study is to investigate the effects of resistance training on the gut microbiome and cardiometabolic outcomes in adults with overweight and obesity.
- Trial name
- NCT04906525
- Testing
- Resistance training, Conventional physical activity guidelines
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
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
Irritable Bowel Syndrome
Efficacy and Safety Evaluation of Fecal Microbiota Transplantation in Irritable Bowel Syndrome
Participants will be given FMT through oral capsules or nasojejunal tube once a month. After three-time treatment, participants were followed up for three months.
- Trial name
- NCT05740319
- Testing
- FMT
- Where
- China
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- Shanghai Zhongshan Hospital
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
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