Clinical trials: Gastrointestinal Microbiota
Aseptic Abscess Syndrome
Role of Gut Microbiota in the Pathophysiology of Aseptic Abscesses
Aseptic abscess syndrome (AA) is a rare entity characterized by the occurrence of deep abscesses with no germ found. Antibiotic therapy is ineffective and they are sensitive to anti-inflammatory treatment with corticosteroids.
- Trial name
- ABSCESSBIOT (NCT05537909)
- Testing
- Biological sample collection
- Where
- 15 sites in France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital, Clermont-Ferrand
Menopausal Syndrome, Cognitive Decline
Algal Lutein Against Decline of Intellectual Nimbleness
Lutein is a xanthophyll pigment found in photosynthesizing organisms. Its beneficial effects on health, including brain function and visual performance, have been recognized for many years.
- Conditions
- Menopausal Syndrome, Cognitive Decline, Obesity & Overweight, Menopause
- Trial name
- ALADIN (NCT07600567)
- Testing
- Lutein
- Where
- Poland
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Poznan University of Life Sciences
Parkinson Disease
AADC/TDC in Advanced Parkinson's Disease
Rationale: Many persons with Parkinson's disease (PD) develop a progressive resistance to levodopa, which is the pharmacological mainstay of PD treatment.
- Trial name
- AADCTDC (NCT05558787)
- Where
- Netherlands
- Volunteers
- 48 people
- Sponsor
- Radboud University Medical Center
Irritable Bowel Syndrome, Abdominal Pain
Bifidobacterium Infantis M-63 Improves Mental Health in Irritable Bowel Syndrome Developed After a Major Flood Disaster
A 3-month study was conducted in flood victims from affected villages in the Tumpat district, Kelantan. Participants were given either probiotic, Bifidobacterium infantis M63 (M-63 group) or no probiotics (control group) for…
- Conditions
- Irritable Bowel Syndrome, Abdominal Pain, Small Intestinal Bacterial Overgrowth
- Trial name
- NCT03318614
- Testing
- Probiotics M-63, Control group
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Universiti Sains Malaysia
Inflammatory Bowel Diseases, Crohn Disease
Effect of a Probiotic Mixture on the Gut Microbiome and Fatigue in Patients With Quiescent Inflammatory Bowel Disease
The study is proposed as a single-site randomized double-blind placebo-controlled trial requiring 4 study visits, where two of the visits are combined with their appointment for routine clinical care.
- Conditions
- Inflammatory Bowel Diseases, Crohn Disease, Ulcerative Colitis
- Trial name
- NCT03266484
- Testing
- Probiotic Mixture
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Massachusetts General Hospital
Obesity, Diabetes Mellitus, Type 2
Bariatric Surgery-Induced Shift in Gut Microbiome and NAFLD
This study is designed as a prospective pilot study for longitudinal assessment of fecal microbiome related to medical and surgical weight loss.
- Conditions
- Obesity, Diabetes Mellitus, Type 2, NAFLD
- Trial name
- NCT04263376
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- The Cleveland Clinic
Clostridium Difficile Infection Recurrence
A Multi-center, Single-arm Trial Exploring the Safety and Clinical Effectiveness of RBX2660 Administered by Colonoscopy to Adults With Recurrent Clostridioides Difficile Infection
This trial will be initiated to explore whether RBX2660 (REBYOTA®) could be suitable for administration by the practice of colonoscopy.
- Trial name
- CDI-SCOPE (NCT05831189)
- Testing
- RBX2660
- Where
- 12 sites in United States
- Volunteers
- 41 people
- Sponsor
- Ferring Pharmaceuticals
Postoperative Delirium, Gut Microbiota
Characterisation of Gut Microbiota in Patients Undergoing Gastrointestinal Surgery With Postoperative Delirium (GIM-POD)
The study is a case-controlled observational trial. Sixty patients will be divided into 2 groups depending on whether postoperative delirium or not.
- Trial name
- GIM-POD (NCT04316910)
- Testing
- General anesthetic
- Where
- China
- Volunteers
- 30 people
- Sponsor
- China Medical University, China
Microbiota
Effects of Resistant Potato Starch on the Gut Microbiota
This was a randomized, double-blind, three-arm, parallel group clinical trial, which assessed the shifts that occur in microbial populations after four weeks of supplementation with resistant potato starch (SolnulTM) at two…
- Trial name
- NCT05242913
- Testing
- Resistant Potato Starch
- Where
- Canada
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- MSP Starch Products Inc.
Parkinson's Disease (PD)
Untreated Parkinson's Disease Work-up Assessing Resident Microbiota and Duodenal Barrier Function
The UPWARD study is a prospective hypothesis-generating study in individuals with untreated Parkinson's disease (PD) and age-matched healthy controls (HCs).
- Trial name
- UPWARD (NCT07418658)
- Testing
- Invasive sampling procedures, Non-invasive sampling procedures
- Where
- Belgium
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Gut Microbiota
Establishment of Individualized Immunotherapy Strategy and Platform Based on Changes of Intestinal Microbiota
To explore and analyze the relationship between intestinal flora changes and the efficacy of individualized immunotherapy in patients with upper gastrointestinal cancer, and to find new biomarkers to predict the efficacy of…
- Trial name
- NCT05065515
- Where
- China
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Xijing Hospital
Human Gut Microbiota
Effects of Pre-, Pro- & Anti-biotics on Gut Microbiota
The purpose of this study is to compare and contrast the effects of a prebiotic (Trametes Versicolor), a probiotic (Saccharomyces boulardii) and an antibiotic (amoxicillin) on the gut microbiota of healthy volunteers.
- Trial name
- NCT01414010
- Testing
- Trametes versicolor extract, Saccharomyces boulardii, Amoxicillin
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Ulcerative Colitis, Crohn Disease
A Multicentered Prospective Cohort Study of Chinese IBD Patients
Inflammatory bowel disease(IBD), including ulcerative colitis (UC) and Crohn's disease (CD), is characterized by chronic and recurrent nonspecific intestinal inflammation with high disability rate.
- Trial name
- NCT05386290
- Testing
- Infliximab, Vedolizumab, Ustekinumab
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Peking Union Medical College Hospital
Acute Myeloid Leukemia, Graft-versus-host-disease
Changes in the Gut Microbiota of Patients Undergoing Allogeneic Stem Cell Transplantation (COLLECT)
COLLECT is a monocentric, prospective, observational study, which aims to assess the association between changes in the intestinal microbiota and the incidence of gastrointestinal graft-versus-host diseases (GvHD).
- Conditions
- Acute Myeloid Leukemia, Graft-versus-host-disease, Allogeneic Hematopoietic Stem Cell Transplantation, Stem Cell Transplant Complications
- Trial name
- COLLECT (NCT03148197)
- Where
- Germany
- Volunteers
- 120 people
- Sponsor
- University of Cologne
Sarcopenia, Older Adults
Distinct Exercise Modalities on Gut Microbiome
Sarcopenia is a multifactorial muscular disease with detrimental clinical consequences, impairing physical function, functional independence, quality of life, need for long-term care and premature mortality.
- Trial name
- DEMGUTS (NCT06545123)
- Testing
- Concurrent exercise training
- Where
- Portugal
- Volunteers
- 69 people
- Sponsor
- Faculty of Sports- Research Center in Physical Activity, Health and Leisure
Acute Myeloid Leukemia With FLT3/ITD Mutation, Allogeneic Hematopoietic Stem Cell Transplantation
The Gut Microbiome and Sorafenib Maintenance Therapy in FLT3-ITD Positive AML After Allo-HSCT
This prospective trial investigates the effect of sorafenib maintenance therapy in FLT3-ITD positive AML patients after allo-HSCT in terms of gut microbiome.
- Trial name
- NCT05596968
- Testing
- Sorafenib
- Where
- China
- Volunteers
- 37 people
- Sponsor
- Nanfang Hospital, Southern Medical University
Aging
The Effects of a High Protein Diet on Microbiota, Gastrointestinal Function and Wellness in Older Women
The purpose of the proposed study is to determine the effects of consuming a high protein diet on fecal microbial communities, gastrointestinal function and symptoms, and general wellness in older adults.
- Trial name
- NCT02445560
- Testing
- Probiotic capsule and Fiber Sachet
- Where
- 2 sites in United States
- Volunteers
- 29 people
- Sponsor
- University of Florida
Postoperative Delirium, Cardiac Disease
Multi-omics Analyses Reveal Microbiota-gut-brain Axis in ICU Patients With Post-cardiac Surgery Delirium
This case-control study is planned to recruit patients who meet the enrollment conditions, receive cardiac surgery (cardiac valve surgery or coronary artery bypass surgery) and cardiopulmonary bypass, and sign the informed…
- Conditions
- Postoperative Delirium, Cardiac Disease, Gastrointestinal Microbiome
- Trial name
- NCT05628480
- Where
- China
- Volunteers
- 60 people
- Sponsor
- China National Center for Cardiovascular Diseases
Gut Microbiome, Inflammation
Targeted Metabolomics to Decipher Dietary Contributions to Pediatric Inflammatory Bowel Disease (IBD) - Main Study
The overall goal of the study is to investigate the dietary differences between children with well-controlled inflammatory bowel disease (IBD) and those with active disease by using targeted food metabolomics.
- Conditions
- Gut Microbiome, Inflammation, Irritable Bowel Syndrome
- Trial name
- TAMED IBD (NCT05014243)
- Volunteers
- 100 people
- Sponsor
- University of Colorado, Denver
Type 2 Diabetes
Effect of Bile Acid Sequestration on Postprandial GLP-1 Secretion, Glucose Homeostasis and Gut Microbiota
Accumulating evidence suggests that bile acids and bacteria in our intestines may constitute essential components in the complex mechanisms regulating gut hormone secretion and glucose homeostasis.
- Trial name
- NCT02061124
- Testing
- Sevelamer 1600 mg TID for 7 days
- Where
- Denmark
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University Hospital, Gentofte, Copenhagen
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