Clinical trials: Microbiome
Biologic Markers, Clinical Markers
Personalized Needs in Clostridium Difficile Infections
To develop a score that can predict early from diagnosis of Clostridium difficile infection (CDI) the risk for relapse and of unfavorable outcome.
- Trial name
- SPECIFY (NCT02573571)
- Testing
- Development of biomarkers
- Where
- 12 sites in Greece
- Volunteers
- 150 people
- Sponsor
- University of Athens
Healthy Subject, Tobacco Use Disorder
Effect of Black Raspberry Phytochemicals on Oral Microbiome in Current Smokers and Non-smokers
This randomized clinical trial studies the effects of black raspberry compounds (phytochemicals) on the bacteria in the mouth (oral microbiome) of current smokers and non-smokers.
- Trial name
- NCT02439255
- Testing
- Laboratory Biomarker Analysis, Phytochemical, Screening Questionnaire Administration
- Where
- United States
- Volunteers
- 148 people, healthy volunteers welcome
- Sponsor
- Ohio State University Comprehensive Cancer Center
Enterocolitis, Necrotizing, Bacteremia
Antibiotic "Dysbiosis" in Preterm Infants
Prolonged antibiotic use in preterm neonates has significant consequences on the developing intestinal microbiome, metabolome and host response, predisposing the neonate to various major morbidities, including necrotizing…
- Conditions
- Enterocolitis, Necrotizing, Bacteremia, Bronchopulmonary Dysplasia, Intraventricular Hemorrhage
- Trial name
- NCT02784821
- Testing
- Antibiotic, Gastric fluid, Breast milk
- Where
- United States
- Volunteers
- 98 people
- Sponsor
- University of Florida
Liver Cirrhosis
Compositional Shift of Gut Microbiome According to the Complications in Patients With Liver Cirrhosis
Change in gut microbiome is closely associated with liver cirrhosis diseases initiation, progression, establishment, and severity.
- Trial name
- NCT05786755
- Where
- South Korea
- Volunteers
- 3,000 people
- Sponsor
- Chuncheon Sacred Heart Hospital
Time Restricted Eating, Intermittent Fasting
Time-restricted Eating and Cognition
This study aims to investigate how time-restricted eating (TRE), more specifically TRE at different times (early vs late in the day), influences brain activity, behavior, decision-making, food intake, physical activity, the gut…
- Trial name
- NCT06508255
- Testing
- Early Time-Restricted Eating, Late Time-Restricted Eating
- Where
- Germany
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- German Institute of Human Nutrition
Breastfeeding
Effects of 5-Methyltetrahydrofolic Acid Supplementation on Maternal Health and One-Carbon Metabolism During Lactation
This double-blind, randomized, placebo-controlled parallel trial evaluates the effects of maternal 5-methyltetrahydrofolate (5-MTHF) supplementation during breastfeeding.
- Trial name
- OCMS (NCT07508917)
- Testing
- 5-MTHF Supplementation
- Where
- 2 sites in Spain
- Volunteers
- 36 people
- Sponsor
- Fundació Sant Joan de Déu
Perioperative Neurocognitive Disorders, Gastric Cancer
Effect of Gastrectomy on Gut Microbiome and Cognitive Function
Perioperative neurocognitive disorders is a common postoperative complication in elderly surgical patients. The role of gut microbiota in cognitive function has been concerned in recent years.
- Trial name
- NCT06186089
- Testing
- probiotics
- Where
- China
- Volunteers
- 45 people
- Sponsor
- Jiangjiang Bi
Overweight, Obesity
Empowering Consumers to 'PREVENT' Diet-related Diseases Through 'OMICS' Sciences
The over-all aim of this 10-week randomized-controlled study, taking place only in Denmark, is to examine whether the PREVENTOMICS platform integrated in an e-commerce digital tool created to deliver personalized meals and…
- Conditions
- Overweight, Obesity, Metabolic Syndrome
- Trial name
- PREVENTOMICS (NCT04590989)
- Testing
- Personalized Nutrition Plan, Non-Personalized Nutrition Plan
- Where
- Denmark
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
IgA Nephropathy
Correlation of Microbiome and Metabonomics With IgA Nephropathy
IgAN is the most prevalent primary glomerulonephritis in China, is characterized by the deposition of IgA1 (particularly, galactose-deficient IgA1) in the glomerular mesangium.
- Trial name
- NCT05190848
- Where
- 5 sites in China
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Guangdong Provincial People's Hospital
Heart Failure, Systolic, Heart Failure, Diastolic
Associations Between the Microbiome, Skeletal Muscle Perfusion, and Fitness Status
The purpose of the study is to determine associations between fitness status, bacteria in the mouth, and the blood flow to muscle.
- Conditions
- Heart Failure, Systolic, Heart Failure, Diastolic, Peripheral Arterial Disease, Overweight and Obesity
- Trial name
- NCT06009276
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- University of Virginia
Inflammation, Microbiota
The Role of Dietary Titanium Dioxide on the Human Gut Microbiome and Health
This proposal will quantify dietary exposure of a nano- food additive in the U.S. food supply, and determine its impact on the human gut microbiome, gut inflammation, permeability and oxidative stress.
- Conditions
- Inflammation, Microbiota, Gastrointestinal Irritation
- Trial name
- NCT05864352
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Lowell
Chronic Periodontitis, Periodontal Bone Loss
Use of the xCELLigence System for Quantification of Bacterial Biofilm's Real Time Formation and Antibiotics Selection.
The aim of the study is to develop an in vitro model of growth of oral biofilms, and validate xCELLigence system for the selection of an effective antibiotic treatment for each patient.
- Conditions
- Chronic Periodontitis, Periodontal Bone Loss, Resistance Bacterial
- Trial name
- NCT03863249
- Testing
- SCALE AND ROOT PLANING, ADJUNTIVE ANTIBIOTICS, MICROBIAL SAMPLING
- Where
- Spain
- Volunteers
- 64 people
- Sponsor
- University of Valencia
Neutrophilic Asthma
Non-Eosinophilic Neutrophilic Asthma
Define and characterize the neutrophilic phenotype of severe asthma.
- Trial name
- ANNE (NCT03479138)
- Testing
- Induced sputum
- Where
- 2 sites in Spain
- Volunteers
- 10 people
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
Prostate Cancer
Microbiome Molecular Charaterisation
Preclinical models of prostate cancer have proved to be poorly predictive of the behaviour of the disease in patients. This protocol describes the acquisition of prostate cancer tissue or cells from patients with treatment…
- Trial name
- MMC (NCT06423976)
- Testing
- Sequencing study
- Where
- United Kingdom
- Volunteers
- 1,000 people
- Sponsor
- Institute of Cancer Research, United Kingdom
Bone Marrow Transplant Complications
Vaginal Microbiome and the Development of Vulvovaginal Graft Versus Host Disease
Allogeneic stem cell transplantation (also termed "bone marrow transplantation") involves transferring stem cells from a healthy person (the donor) to the patient, after high-intensity chemotherapy or radiation, given to destroy…
- Trial name
- NCT05316740
- Testing
- No intervention
- Where
- Israel
- Volunteers
- 40 people
- Sponsor
- Hadassah Medical Organization
Gastrointestinal Microbiome (Focus), Gastrointestinal Symptoms
The Effect of a Synbiotic on Intestinal Barrier Function and Microbiota Modulation in Middle-aged to Elderly Individuals With Excessive Body Weight
The study is a single-center, randomized, double-blind, placebo-controlled study in middle-aged to elderly adults with excessive body weight. The study includes an 8-week intervention period followed by a 2-week follow-up period.
- Trial name
- myBIOM (NCT07453823)
- Testing
- Synbiotic
- Where
- Ireland
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Chr Hansen - part of Novonesis
Inflammatory Bowel Diseases
Fecal Microbiota Transplantation and Analysis of Fecal Microbiome in IBD Patients
Fecal microbiome of donor and recipient will be analyzed before and after fecal microbiota transplantation in IBD patients.
- Trial name
- NCT03399188
- Testing
- Fecal microbiome transplantation
- Where
- South Korea
- Volunteers
- 100 people
- Sponsor
- Yonsei University
Cows Milk Allergy
Synbiotics Cohort Study
Observational study exploring the clinical outcomes of infants with cow's milk allergy who are prescribed a hypoallergenic formula containing synbiotics.
- Trial name
- NCT05046418
- Testing
- Hypoallergenic formula containing synbiotics
- Where
- United Kingdom
- Volunteers
- 10 people
- Sponsor
- Nutricia UK Ltd
Brain Injuries
The Gut-Brain Axis During Neurorehabilitation; Prebiotic Treatment to Alter the Gut Microbiome and Neurologic Symptoms
The aim of this study is to characterize the microbiome of patients undergoing post-acute residential neurorehabilitation compared to community controls and to determine if a dietary fiber, Inulin, can create a shift in the…
- Trial name
- NCT06607523
- Testing
- Inulin
- Where
- United States
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston
Microbial Colonization
Effects of Intravenous (IV) Omadacycline on Gut Microbiome
Given the clinical need to improve upon current antibiotic regimens for the treatment of C. difficile infection with a particular focus on the impact of therapies on gut microbiome, this study proposes to characterize the impact…
- Trial name
- NCT05515562
- Testing
- Omadacycline Injection
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences