Clinical trials: Oral Microbiota, open to volunteers
Microbiota, Postoperative Recovery
The Effect of Oral Gan Shuangbi During the Perinatal Period on the Recovery of Intestinal Function After Cesarean Section in Pregnant Women- A Multicenter, Double-blind, Randomized Controlled Clinical Trial
This study aims to evaluate the effect of probiotics 7 days before cesarean section (CS) on postoperative recovery and the change of gut microbiota in pregnant women.
- Trial name
- NCT06347770
- Testing
- Probiotic Blend Oral Tablet
- Where
- 2 sites in China
- Volunteers
- 404 people, healthy volunteers welcome
- Sponsor
- Zhe Li
Non-hospitalised Men and Women Over 70 Years of Age
Oral Microbiota and Muscle Function in the Ageing Subject
Ageing of the general population may be a risk factor for various complications, including sarcopenia. Sarcopenia is a progressive loss of muscle mass and muscle strength, leading to a decrease in functional capacities.
- Trial name
- MYOBIOTA (NCT07687511)
- Testing
- Salivary and fecal microbiota sampling and muscle strength assessment
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital, Rouen
Oral Bacterial Infection, Oral Infection
Effects of Mouthrinse on the Microbiome of the Oral Cavity and GI Tract
The purpose of this research study is to identify the effects of 2 over-the-counter mouthwashes on bacteria and 3 viruses in the participant's mouth and gut.
- Conditions
- Oral Bacterial Infection, Oral Infection, Microbial Colonization, Viral Infection
- Trial name
- Microbiome (NCT05603650)
- Testing
- Lumineux Oral Essentials rinse, Listerine rinse
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Reproductive Health
Anti-Inflammatory Diet and Physical Activity for Reproductive Health in Adolescent Girls
This study will evaluate whether a 16-week anti-inflammatory dietary intervention, delivered alone or together with a physical activity programme, can improve diet quality and support reproductive health in girls aged 14-19…
- Trial name
- 4fertil (NCT07834489)
- Testing
- Anti-Inflammatory Dietary Intervention, Physical Activity and Training Programme
- Where
- 2 sites in Poland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Poznan University of Physical Education
Primary Sclerosing Cholangitis
Evaluation of an Oral Microbiota-based Therapeutic as a Treatment Option for PSC
This pilot clinical trial will evaluate the initial safety and feasibility of microbiota transplant therapy (MTT) inpatients with primary sclerosing cholangitis (PSC).
- Trial name
- NCT06197308
- Testing
- oral vancomycin and oral amoxicillin
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- University of Minnesota
Oral Cavity Squamous Cell Carcinoma
Nisin in Oral Cavity Squamous Cell Carcinoma (OCSCC)
This is a study of oral nisin administration in patients with OSCC who are undergoing complete surgical resection surgery with or without adjuvant radiation/chemoradiation as part of their routine care at the University of…
- Trial name
- NCT06097468
- Testing
- NisinZ® P, Surgery (non-interventional, standard of care)
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of California, San Francisco
Nutritional and Metabolic Diseases, Overweight
The FaibaGo Study - Long-Term Weight Reduction Via Low-Threshold Intervention
The main aim of this study is to assess the effect of a chewing gum containing galactooligosaccharides (GOS) on the body mass index (BMI), the metabolism and the oral and intestinal microbiomes in a population of overweight…
- Trial name
- NCT07036692
- Testing
- FibreGum
- Where
- Switzerland
- Volunteers
- 120 people
- Sponsor
- University of Bern
Inflammatory Bowel Disease (IBD)
Omics-driven Research on the Gut-Oral Microbiome, Metabolome, Lifestyle, and Clinical Integration in Korean Inflammatory Bowel Disease
The inflammatory bowel disease (IBD) is a condition that afflects approximately 5 million people worldwide, with 1.4 million in the US and 2.2 million in Europe.
- Trial name
- ORIGIN (NCT06124833)
- Where
- South Korea
- Volunteers
- 900 people
- Sponsor
- Chang Kyun Lee
Mild Cognitive Impairment, Alzheimer Disease (AD)
Microbiome in Aging of Gut and Brain
The Microbiome in Aging Gut and Brain (MiaGB) Study is an observational study designed to examine whether differences in the microorganisms living in the gut and mouth are associated with cognitive health and cognitive decline.
- Conditions
- Mild Cognitive Impairment, Alzheimer Disease (AD), Dementia
- Trial name
- MiaGB (NCT07799402)
- Where
- United States
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- University of South Florida
Miscarriage, Parodontitis
PERIodontal Disease, Microbiota and Miscarriage
Cross-sectional non-interventional observational pilot study recruiting women whom had repeated miscarriages (= at least 3 miscarriages).The information will be collected during a routine maintenance, complete oral clinical and…
- Trial name
- PERI2M (NCT06576622)
- Testing
- biological sampling
- Where
- France
- Volunteers
- 30 people
- Sponsor
- University Hospital, Toulouse
Juvenile Idiopathic Arthritis
Oral Health, Saliva Bacteria, and Disease Activity in Children With JIA: A Cross-Sectional Study.
The goal of this observational study is to learn about the relationship between disease activity and oral health status in children with juvenile idiopathic arthritis (JIA).
- Trial name
- JIA (NCT07799831)
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Shanghai Jiao Tong University School of Medicine
Tryptophan Metabolism Alterations, Celiac Disease
Tryptophan for Impaired AhR Signaling in Celiac Disease
This is a prospective, randomized, double-blind, placebo-controlled exploratory trial to evaluate the effect of L-tryptophan supplementation on celiac-related symptoms in individuals who have biopsy-confirmed celiac disease (CeD)…
- Trial name
- TIARSCeD (NCT05576038)
- Testing
- L-Tryptophan, Freedom SimpleCap Powder
- Where
- Canada
- Volunteers
- 50 people
- Sponsor
- McMaster University
Erythema Migrans of Lyme Disease
Effect of Saccharomyces Boulardii CNCM I-745 on Gut Microbiota in Patients Undergoing Antibiotic Therapy (in the Context of Erythema Migrans (Early Skin Form of Lyme Borreliosis))
The aim of this study is to assess the effect of Saccharomyces boulardii CNCM I-745 on gut microbiota in patients undergoing antibiotic therapy (in the context of erythema migrans (early skin form of Lyme borreliosis)).
- Trial name
- SUBLYME (NCT06451913)
- Testing
- Amoxicillin + Saccharomyces boulardii CNCM I-745, Stool samples, BSFS : Bristol Stool Form Scale
- Where
- Slovenia
- Volunteers
- 120 people
- Sponsor
- Biocodex
Peri-Implantitis, Peri-Implant Health
Comparison of the Effectiveness of Two Different Surgical Therapeutic Protocols of Peri-implantitis
The purpose of the present study is to compare the 1-year clinical, radiographic and microbiological outcomes and patients' satisfaction following surgical treatment of peri-implantitis after applying two different surface…
- Trial name
- NCT05899933
- Testing
- Non-surgical peri-implant therapy, Implantoplasty, Erythritol Air-abrasive device
- Where
- Greece
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- National and Kapodistrian University of Athens
Influenza Vaccine Response
Effect of Oral Supplements for Influenza Vaccine Response
The aim of this clinical trial is to explore the efficacy of fatty acid and bile acid based supplements on enhancing influenza vaccine immune response in adults aged 60-70 years. The objectives of this study are: 1.
- Trial name
- EOSIIVE-RCT (NCT06827873)
- Testing
- ARA (Arachidonic Acid) Supplementation, TUDCA (Tauroursodeoxycholic Acid) Supplementation, Shanghai Biological Quadrivalent Influenza Virus Inactivated Vaccine
- Where
- China
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Tsinghua University
Cardiovascular Diseases, Diabetes
Białystok PLUS - Polish Longitudinal University Study
The main goal of the study is to provide a unique multidimensional picture of the health of the population with simultaneous optimal standards of sampling, processing and storing of data and biomaterial that will allow…
- Conditions
- Cardiovascular Diseases, Diabetes, Neuro-Degenerative Disease, Obesity
- Trial name
- Bialystok+ (NCT03197363)
- Testing
- Discovering novel risk factors.
- Where
- Poland
- Volunteers
- 8,320 people
- Sponsor
- Medical University of Bialystok
Primary Hypertension
Dietary Nitrate and the Oral Microbiome in Children With Primary Hypertension
Children and adolescents with primary hypertension (high blood pressure without an underlying secondary cause) are at increased risk of cardiovascular disease in adulthood.
- Trial name
- NCT07236125
- Testing
- No active intervention
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Yelda Kasımoğlu
Anorexia Nervosa
Fecal Microbiota Transplantation in Females With Anorexia Nervosa
The goal of this clinical trial is to learn whether fecal microbiota transplantation (FMT) can change the gut microbiome and improve health outcomes in females with anorexia nervosa.
- Trial name
- AN-SHIFT (NCT07877675)
- Testing
- Fecal Microbiota Transplantation Capsule
- Where
- 2 sites in Denmark
- Volunteers
- 60 people
- Sponsor
- Andreas Munk Petersen
Peri-implantitis
Effect of Metallic Particles on the Progression of Peri-Implantitis
This observational cross-sectional study aims to investigate the presence and characteristics of metallic micro- and nanoparticles in peri-implant tissues and their potential association with peri-implantitis progression, the…
- Trial name
- NCT07792499
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Barcelona
Non-Alcoholic Fatty Liver Disease
Effects of TOTUM-448 on Liver Fat Content, Cardiometabolic Risk Factors and Gut Microbiota Among Participants with MASLD
This clinical trial aims to investigate the effects of TOTUM-448, a mix of 5 plant extracts and choline, consumed at the daily regimen of two times per day, on liver fat content, cardiometabolic risk factors and gut microbiota…
- Trial name
- CARDIO-LIVER (NCT06704321)
- Testing
- TOTUM-448
- Where
- Canada
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Valbiotis