Clinical trials: Intestinal Microbiome
Premature Birth of Newborn, Enterocolitis, Necrotizing
A Randomized Controlled Trial Investigating if Antibiotic Use in the First 48 Hours of Life Adversely Impacts the Preterm Infant Microbiome
The purpose of this study is to determine whether antibiotics given immediately after birth alter the development of the developing preterm infant's microbiome, which may further alter overall clinical outcomes.
- Trial name
- NCT02477423
- Testing
- Ampicillin, Gentamicins
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- University of Chicago
Vaginal Microflora
Clinical Evaluation of Effects of an Investigational Tampon on Vaginal Microflora
Subjects will be using investigational or control tampons during their menstrual period but these tampons are not intended to prevent, treat or diagnose an infection or other disease condition.
- Trial name
- NCT00913523
- Testing
- Experimental - Tampon with GML
- Where
- 2 sites in United States
- Volunteers
- 482 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Consumer and Personal Products Worldwide
Fatigue, Stress, Job
Effects of Probiotics on Gut Microbiota, Endocannabinoid and Immune Activation and Symptoms of Fatigue in Dancers
The aim of the planned research is to assess the dynamics of changes in the elements of the gut-brain axis (GBA), the cytokine profile and the endocannabinoid system markers, after dietary supplementation with probiotics…
- Trial name
- NCT05567653
- Testing
- Lactobacillus helveticus Rosell-52 and Bifidobacterium longum Rosell-175 (Sanprobi Stress)
- Where
- Poland
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Poznan University of Physical Education
Urea Cycle Disorder
Manipulating the Gut Microbiome Study
The objective is to determine if acetohydroxamic acid (AHA) can prevent hydrolysis of urea by inhibiting the bacterial urease of gut flora of both healthy control adults as well as adults with urea cycle disorders
- Trial name
- NCT03181828
- Testing
- Acetohydroxamic Acid Oral Tablet, No treatment
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Nicholas Ah Mew
Gut Inflammation, Hypertension
Gut Organoid and Microbiome Interactions in Hypertension
The study compared basic properties of gut epithelia of hypertensive and normotensive reference subjects. The study determined if there are fundamental differences in the gut epithelium in hypertension compared to normotension.
- Trial name
- NCT04497727
- Testing
- Gene Expression
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Florida
Rheumatoid Arthritis, Psoriatic Arthritis
Role of Oral and Intestinal Microbiota in Rheumatoid Arthritis (RA)
Rheumatoid arthritis (RA) is an inflammatory form of arthritis that causes joint pain and damage. RA attacks the lining of the joints (synovium), causing swelling that can result in aching and throbbing, and eventually deformity.
- Conditions
- Rheumatoid Arthritis, Psoriatic Arthritis, Periodontal Disease
- Trial name
- NCT01198509
- Testing
- doxycycline, vancomycin
- Where
- 2 sites in United States
- Volunteers
- 178 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Healthy Nutrition
Dietary Impact on Intestinal Sulfate Metabolism
This is a 5-week crossover pilot study of 15 highly motivated healthy volunteers who will consume two 7-day intervention diets: 1) a diet low in sulfur-containing amino acids (Low-S diet), emphasizing plant-based foods and fat…
- Trial name
- NCT05333900
- Testing
- Plant-Based Diet then animal-based diet, Animal-based diet then plant-based diet
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Influenza
Systems Biology of Flu Vaccine in Healthy Adults With and Without the Use of Antibiotics
The purpose of the study is to better understand how the use of antibiotics changes micro-organisms in the intestines. The change to micro-organisms in the intestines may change the body's vaccine immune response and alter the…
- Trial name
- VAX-002 (NCT02154061)
- Testing
- IIV Flu Vaccine, Metronidazole, Neomycin
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Emory University
Genital Tract Mucosal Immunity, Genital Tract Microflora
Study of Immune Cell Changes in the Genital Tract 2 Months After Initiation of an IUD for Contraception
This pilot study is being performed to investigate the influence that starting contraception with an IUD has on the local immune cell populations and features, with a particular focus on the cells and cell-surface features that…
- Trial name
- CHIC (NCT01240811)
- Testing
- IUD placement, Levonorgestrel IUD, Copper T380A IUD
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Sharon Achilles
Sarcopenia
Role of the Gut Microbiome on Lean Mass and Physical Function in Older Adults
The investigators recently published significant associations between circulating gut bacteria-related metabolites with lean and skeletal muscle mass and with measures of physical function in older adults, evidence that suggests…
- Trial name
- NCT02811445
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Tufts University
Healthy
Exploratory Study of Circadian Relationships Between Social Behavior, Blood Pressure and Metabolomics
As citizens of the information age, humans leave digital traces of behavior in their communication and movement patterns through our cell phone.
- Trial name
- NCT02249793
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Healthy Volunteers
Investigation of the Gut Microbiome and Statin Response
There is evidence that the bacteria that naturally reside in the gut can influence how well we respond to medications. Therefore this study will look at how rosuvastatin, a medication used to lower cholesterol levels, may change…
- Trial name
- INGEST (NCT04098003)
- Testing
- Rosuvastatin
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Sony Tuteja
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
Infant Development, Gut Microbiome
INF108F in Infants With Food Protein Induced Proctocolitis
Single-center, randomized, double-blind, placebo-controlled trail evaluating INF108F in breastfed infants with FPIAP
- Conditions
- Infant Development, Gut Microbiome, Food Protein Induced Allergic Proctocolitis
- Trial name
- RESTORE (NCT05793112)
- Testing
- INF108F probiotic
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Postmenopausal Osteoporosis, Gut Microbiota
Blackcurrants Modify Gut Microbiota and Reduce Osteoporosis and CVD Risk
Aim to evaluate the effects of blackcurrant supplementation on changes in gut microbiome, bone mass, and CVD risk factors in adult women.
- Conditions
- Postmenopausal Osteoporosis, Gut Microbiota, Cardiovascular Diseases
- Trial name
- NCT04431960
- Testing
- blackcurrant (BC) extract
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- University of Connecticut
Dysbiosis, Endotoxemia
Gut-level Antiinflammatory Activities of Green Tea in Metabolic Syndrome
This study evaluates dietary green tea extract to improve gut health and inflammation in persons with metabolic syndrome and healthy adults.
- Conditions
- Dysbiosis, Endotoxemia, Metabolic Syndrome, Inflammation
- Trial name
- NCT03973996
- Testing
- Green Tea Extract
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Obesity
Modulation of the Intestinal Microbiome by a High Protein Diet
The objective of this study is to test and determine whether a high protein diet induces weight loss by modulating the composition and function of the intestinal microbiome in obesity.
- Trial name
- HPD (NCT04812964)
- Testing
- Protein powder supplement, standard dosage based on 0.5 gram protein per pound of subject's lean body mass, Protein powder supplement, High Level Protein, based on 1 gram of protein per pound of lean body mass: 25% protein and 45% carbohydrate
- Where
- United States
- Volunteers
- 106 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Mechanisms, Defense
The Effect of Concord Grape Polyphenol-soy Protein Isolate Complex (GP-SPI) on Gut Microbiota
The overall purpose of this study is to evaluate the effect of nutritional supplementation with a well-characterized preparation of Concord grape polyphenol-soy protein isolate (GP-SPI) on the composition of the gut microbiota.
- Trial name
- NCT04018066
- Testing
- GP-SPI
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Rutgers, The State University of New Jersey
Gut Health
Investigation of the Effects of Dietary Fibres on the Gut Microbiome in a Transgenerational Cohort
Dietary fibres are complex carbohydrates present in fruit, vegetables, grains, and beans which are broken down into smaller molecules (short-chain fatty acids) in the colon by the gut microbiota.
- Trial name
- NCT05364437
- Testing
- Dietary Fibres Supplement, Cellulose Control
- Where
- United Kingdom
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Intestinal Microbiota and Barrier Function
Use of a Novel Synbiotic to Change Human Gut Bacteria and Improve Health in Obese Adults
This study evaluates the effect of a dietary supplement to improve gut health. The participants will take one of six dietary treatments for three weeks, and the gut bacteria and the gut intestinal barrier will be assessed to…
- Trial name
- NCT02355210
- Testing
- Bifidobacteria adolescentis BD1, Bifidobacteria animalis subsp. lactis BB-12, Bifidobacteria adolescentis BD1 and galactooligosaccharide
- Where
- United States
- Volunteers
- 151 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center