Clinical trials: Oral Microbiota
Periodontitis
Caffeine Intake and Periodontal Treatment Outcomes
This study will explore whether caffeine intake can affect recovery after periodontal (gum) treatment. Periodontitis is a common gum disease caused by bacteria.
- Trial name
- NCT07747545
- Testing
- No Caffeine Intake, Low Caffeine Intake, Moderate Caffeine Intake
- Where
- China
- Volunteers
- 90 people
- Sponsor
- Haoran Feng
Carbapenem-Resistant Enterobacteriaceae Infection
Oral Capsule Faecal Microbiota Transplantation for CPE Decolonization
Double-blinded, randomised controlled trial to evaluate the clinical efficacy of a single dose of oral capsule-administered faecal microbiota transplantation (FMT) for carbapenemase-producing Enterobacteriaceae (CPE) intestinal…
- Trial name
- NCT04746222
- Testing
- Oral capsule faecal microbiota transplantation
- Volunteers
- 108 people
- Sponsor
- Tan Tock Seng Hospital
Pneumonia, Aspiration
Oral Hygiene Care and Microflora in Elderly Residents
Objective: The effect of weekly professional oral care on the composition of the oral flora in dentate, dependent elderly residents was followed during a 12-month period.
- Trial name
- NCT02627469
- Testing
- Extended professional oral hygiene care, Electric toothbrush (Oral-B Professional Care 7000), 1100 ppm sodium fluoride dentifrice (Zendium Classic)
- Volunteers
- 68 people
- Sponsor
- Karolinska Institutet
Aging, Frailty
Effect of Gut Microbiome Intervention on Aging Via Oral FMT
A severe public health issue facing global population is aging. Increasing preclinical and clinical data indicate the contribution of gut microbiome on aging and aging-related diseases such as cardiovascular disease, Alzheimer…
- Trial name
- STEP-aging (NCT05598112)
- Testing
- FMT capsules
- Where
- 6 sites in China
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Oral Health, Dietary Nitrate
Evaluating the Impact of Various Dietary Nitrate Supplements on Oral Health
This study aims to investigate the effects of different dietary nitrate supplements, versus placebo, on microbiological and immunological markers associated with oral health in people aged 18-65 years.
- Trial name
- NCT06956612
- Testing
- Juice (Active comparator), Crystals (Experimental)
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Shatha Alhulaefi
Chronic Obstructive Pulmonary Disease
The Effect of Chlorhexidine on the Oral and Lung Microbiota in Chronic Obstructive Pulmonary Disease
Determine the effect of twice-daily chlorhexidine oral rinse on oral and lung microbiota biomass in subjects with chronic obstructive pulmonary disease (COPD) with chronic bronchitis.
- Trial name
- CLIMB (NCT02252588)
- Testing
- Chlorhexidine
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- University of Minnesota
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
Peri-Implantitis
Peri-implantitis and MMP-8
Peri-implantitis is defined as the pathological condition around dental implants characterized by inflammation in the peri-implant mucosa and progressive bone loss, eventually leading to implant loss.
- Trial name
- NCT05711407
- Testing
- Gene Polymorphisms of MMP-8
- Where
- Greece
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Periodontal Parameters, Oral Microbial Colonization
Effects of Electric Toothbrushes on Periodontal Health and Oral Microbial Flora in Children With Space Maintainers
Objectives: To evaluate and compare the effects of electric and manual toothbrushes on periodontal health parameters and salivary microbial flora in children with fixed and removable space maintainers.
- Conditions
- Periodontal Parameters, Oral Microbial Colonization, Periodontal Health
- Trial name
- NCT07196969
- Testing
- Electric toothbrush, Manual toothbrush
- Where
- Turkey (Türkiye)
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Pamukkale University
Changes in Gut Microbiota Bifidobacterial Levels
Effect of an Oral Nutritional Supplement (ONS) with Prebiotic Fibre Compared to a Non-fibre Containing ONS Equal in Energy and Protein Content on Gut Microbiota in Older Adults with or At Risk of Disease Related Malnutrition
This study assesses the effects of an oral nutritional supplement (ONS) with fibre compared to a non-fibre containing ONS equal in energy and protein content on gut microbiota bifidobacteria in older adults with or at risk of…
- Trial name
- BISON (NCT06645171)
- Testing
- Fibre drink
- Volunteers
- 62 people
- Sponsor
- Nutricia Research
Gestational Diabetes, Pregnancy Related
Gut and Oral Microbiome of GDM Patients During Pregnancy
The study aimed to clarify the characteristics of the intestinal and oral microbiome of Gestational Diabetes Mellitus(GDM) patients during the whole pregnancy, try to clarify the relationship between the microbiome and GDM.
- Trial name
- NCT04420507
- Where
- China
- Volunteers
- 163 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College Hospital
Oral Cancer
The Oral Microbiome in OSCC
Previous work by a number of scientific teams has revealed that the types of bacteria that colonize the mouth differ between health and pre-cancerous or cancerous oral lesions.
- Trial name
- NCT04925700
- Testing
- ProDentis Lozenge
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Iowa
Clostridioides Difficile Infection Recurrence, FMT
FMT Capsules for rCDI
Double blind RCT study of tretment of recurrent Clostridioides difficile infection by FMT capsules.
- Trial name
- FMT CAP CDI (NCT07458984)
- Testing
- Healthy donor stool
- Where
- Finland
- Volunteers
- 76 people
- Sponsor
- Helsinki University Central Hospital
Vaginal Microbiota, Microbiota
Effect of Hifas Intima Oral on Vaginal Microbiota in Healthy Women
The goal of this clinical trial was to learn whether the vaginal microbiota changed after healthy women aged 18 to 45 years took Hifas Intima, an oral food supplement, for 3 months.
- Conditions
- Vaginal Microbiota, Microbiota, Vaginal Microbiome
- Trial name
- NCT07715058
- Testing
- Hifas INTIMA Oral
- Where
- Spain
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Hifas da Terra S.L.
Taking Sialic Acid to Regulate the Gut Microbiota, Healthy
A Study on the Modulation of Gut Microbiota by Oral Sialic Acid in Healthy Subjects
This is a single-center prospective cohort study conducted by the Department of General Surgery at the Second Affiliated Hospital of Army Medical University (Xinqiao Hospital).
- Trial name
- MFMOSA (NCT07162662)
- Testing
- Oral Sialic acid
- Where
- China
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Xiaolong Li
Oral Lichen Planus
Metagenomic Analysis of the Oral Microbiome in Patients With Oral Lichen Planus: A Pilot Study in the Turkish Population
Lichen planus is a common chronic mucocutaneous inflammatory disease that affects the skin, nails, eyes, urogenital system, and oral mucosa. Oral lichen planus (OLP) specifically occurs in the oral cavity.
- Trial name
- NCT07137156
- Testing
- cytobrush, next-generation sequencing
- Where
- Turkey (Türkiye)
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Kahramanmaras Sutcu Imam University
Oral Microbiota, Periodontal Diseases
Food Biodiversity and Human Health
In Western countries, one of the major nutritional challenges requires reducing the proportion of animal proteins and increasing the proportion of vegetable proteins in the daily plate.
- Trial name
- BIOQUALIM (NCT06315088)
- Testing
- Einkorn Diet, Intermediate oral microbiota, Periodontal health status
- Where
- France
- Volunteers
- 31 people
- Sponsor
- Hospices Civils de Lyon
Pancreatic Cancer
Correlation Between Complications After Pancreaticoduodenectomy and Microbiota
Pancreaticoduodenectomy is the most performed pancreatic surgery for malignant or premalignant tumors of the region of the head of the pancreas. Its post-operative morbidity is very high, over 40%.
- Trial name
- COMPAMIC (NCT04931069)
- Testing
- Microbiota analysis
- Where
- France
- Volunteers
- 39 people
- Sponsor
- University Hospital, Toulouse
Nutrition, Healthy, Adolescent Behavior
Effect of Nutritional Habits on Oral Microbiota in Adolescents
The aim of this study is to examine the relationship between oral microbiota and eating habits, sleep quality and hedonic hunger in adolescents.
- Conditions
- Nutrition, Healthy, Adolescent Behavior, Microbial Colonization
- Trial name
- NCT06425328
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Peri-Implantitis, Periodontal Diseases
Microbiota Around Periodontal Teeth and Implants Affected by Peri-implant Disease.
The purpose of the study was to evaluate, from a microbiological point of view, microbiota around teeth and implants in the same patient affected by periodontal disease and peri-implant disease, all compared with a healthy tooth.
- Trial name
- NCT03407911
- Testing
- Harvested
- Where
- Italy
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliera, Universitaria Policlinico Vittorio Emanuele