Clinical trials: Oral Microbiota
Gingivitis, Mucositis
Clinical, Immunological and Microbiological Evaluation of Experimental Gingivitis and Peri-implant Mucositis
The objective of this study is to evaluate, through clinical, microbiological and immunological tests, the changes during the experimental gingivitis and mucositis model, between teeth and implants, and between patients with a…
- Trial name
- NCT03713567
- Testing
- Experimentally induced plaque
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Campinas, Brazil
Probiotic, Ocular Surface Disease
Efficacy and Safety of Oral Probiotics on Ocular Symptoms and Gut Microbiome of Children with Vernal Keratoconjunctivitis
The primary goal of this study is to determine the effects of oral probiotics on the severity of ocular symptoms and the alterations of the gut microbiome of children (4-18 years old) with vernal keratoconjunctivitis.
- Conditions
- Probiotic, Ocular Surface Disease, Ocular Diseases, Ocular Dryness
- Trial name
- NCT06793514
- Testing
- Probiotic
- Volunteers
- 32 people
- Sponsor
- Mohsen Pourazizi
Periapical Periodontitis, MMP-9
Relationship Apical Periodontitis and the Main Bacterial Species in the Oral Microbiota
Aim: Apical periodontitis(AP) caused by root canal infection is the most frequent pathological lesion in the jaws. Bacterial products, host immune cells and biologically active factors called locally produced cytokines(such as…
- Trial name
- NCT05857436
- Testing
- apical periodontitis
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Seyda Ersahan, DDS, PhD
Pancreatic Cancer, Adult, Cephalic Duodenopancreatectomy
Effects of Peptamen 1.6 in Malnourished Patients (or at Risk) With Pancreatic Neoplasia Undergoing Cephalic Pancreaticoduodenectomy (CPD): A Mechanistic Study
Malnutrition is a common challenge in patients with pancreatic cancer undergoing cephalic pancreaticoduodenectomy (CPD), impacting postoperative recovery and overall prognosis.
- Trial name
- NCT06852014
- Testing
- Dietary Supplement: Experimental Treatment with nutritional suplement A + nutritional suplement B, Dietary Supplement: Dietary Supplement: Experimental Treatment with nutritional suplement B + nutritional suplement A
- Where
- Spain
- Volunteers
- 20 people
- Sponsor
- Fundación Pública Andaluza para la Investigación de Málaga en Biomedicina y Salud
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
HIV Infections
Evolution of HIV Reservoir, Inflammation and Microbiota Footprint of PLWH Switching to Long-acting Injectable Treatment Compared to Patients on Oral Dual or Triple Anti-integrase-based Therapy
In the last 40 years of HIV history, we have managed to attain most of our therapeutic objectives, namely virological suppression of most patients and sufficient immune reconstitution.
- Trial name
- LAMIVIH (NCT05303337)
- Testing
- Stool sampling, Blood plasma collection
- Where
- France
- Volunteers
- 120 people
- Sponsor
- Hôpital Européen Marseille
Mild Cognitive Impairment (MCI), Aging
Elderberry Functional Gum and Cognitive & Oral Health in Older Adults
Globally, the aging population is increasing rapidly, leading to a dramatic rise in the prevalence of Alzheimer's disease and other types of dementia.
- Conditions
- Mild Cognitive Impairment (MCI), Aging, Oral Microbiome
- Trial name
- NCT07054645
- Testing
- Elderberry Anthocyanin Chewing Gum
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people
- Sponsor
- Burdur Mehmet Akif Ersoy 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
Periodontitis, Alzheimer Disease
Oral Bacterial and Viral Mapping by Dental Plaque in Elderly Patients With and Without Alzheimer's Disease(ORal MICrobiology in Alzheimer's Patients)
The neurological disorders that accompany aging represent a major public health problem. The management of these diseases is a major medical and social priority.
- Trial name
- ORAMICAL (NCT04869904)
- Testing
- dental and plaque sampling
- Where
- France
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Nice
Menopause
Menopause and Oral Microbiome
The study examines the saliva and dental plaque microbiome of women aged 35-65 in two groups: postmenopausal (case) and premenopausal (control). For this purpose, Illumina Platform to sequence 16S rRNA gene regions will be used.
- Trial name
- NCT05335733
- Testing
- Intraoral examination, saliva, dental plaque and serum collection.
- Where
- Turkey (Türkiye)
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Ege University
Healthy, Stress-related Problem
The Effect of Probiotic Supplementation on Mental Health in Healthy Volunteers
Probiotics are "live microorganisms which when administered in adequate amounts confer a health benefit on the host". Accumulating evidence indicates their effect in mental health restoration.
- Conditions
- Healthy, Stress-related Problem, Depression, Anxiety
- Trial name
- ProBeMent (NCT06391216)
- Testing
- Lactobacillus helveticus R0052 and Bifidobacterium longum R0175
- Where
- Poland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Medical University of Lodz
Microbiota, Oral Health
Study of Variation Over Time in the Oral Microbiome
Background: Normal bacteria and other tiny organisms are found in healthy human mouths. These are called oral microbiota. It is unclear exactly how the oral microbiota may affect health.
- Conditions
- Microbiota, Oral Health, Body Mass Index
- Trial name
- NCT02049398
- Where
- United States
- Volunteers
- 41 people
- Sponsor
- National Cancer Institute (NCI)
Antimicrobial Resistance (AMR), Oral Microbiota
Salivary Microbiota and Antimicrobial Resistance in Relation to Chlorhexidine Use
This study evaluated the ecological effects of 0.06% chlorhexidine toothpaste on the salivary microbiota of healthy individuals, focusing on taxonomic composition, functional shifts, and prevalence of predicted antimicrobial…
- Conditions
- Antimicrobial Resistance (AMR), Oral Microbiota, Oral Microbiome Health, Chlorhexidine
- Trial name
- SMARCH (NCT07570927)
- Testing
- 0.06% Chlorhexidine Digluconate Toothpaste
- Where
- 2 sites in Czechia
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Masaryk University
Head and Neck Cancer
Chlorhexidine Gel Therapy for Cariogenic Oral Microflora
The goal of this clinical research study is to find out if 1% chlorhexidine gluconate gel will decrease the amount of bacteria that causes tooth decay. Whether the gel is acceptable to patients will also be studied.
- Trial name
- NCT01036412
- Testing
- 1% Chlorhexidine Gluconate Gel, Surveys
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- M.D. Anderson Cancer Center
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
Antibiotic Resistant Bacteria
Effect of Minocycline & Amoxicillin on Antibiotic Resistant Bacteria and Indigenous Microbiotas
A randomised, open labelled study design is selected in order to determine the emergence and persistence of antibiotic resistant bacteria in humans and on the composition of the indigenous microbiotas at various body sites.
- Trial name
- ANTIRESDEV (NCT02030912)
- Testing
- 3 doses of amoxicillin daily for 7 days, 2 doses of minocycline daily for five days
- Where
- United Kingdom
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Helperby Therapeutics Ltd
Alcoholic Hepatitis
Safety Evaluation of Fecal Microbiota Transplantation in Severe Alcoholic Hepatitis
This is a single center, randomized, parallel assignment, and double-blind placebo-controlled pilot study to characterize the intestinal microbiome in patients with severe Alcoholic Hepatitis (SAH) and evaluate the safety and the…
- Trial name
- NCT05006430
- Testing
- Fecal Microbiota Transplantation
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Prasun Kumar Jalal
Recurrent C. Difficile Infection
A Trial of CP101 for the Prevention of Recurrent CDI (PRISM4)
This is a Randomized, Double-Blind, Placebo-Controlled, Phase 3 Trial of the Efficacy, Safety, and Tolerability of a Single Oral Administration of CP101 for the Prevention of Recurrent Clostridioides difficile Infection (PRISM4).
- Trial name
- PRISM4 (NCT05153499)
- Testing
- CP101
- Where
- 68 sites in United States, Canada
- Volunteers
- 19 people
- Sponsor
- Finch Research and Development LLC.
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
Carbapenem-Resistant Enterobacteriaceae Infection, Fecal Microbiota Transplantation
Fecal Microbiota Transplantation for Decolonization of Carbapenem-resistant Enterobacteriaceae
The emergence of multidrug-resistant organisms (MDROs) has become one of the major threats to the healthcare system in Hong Kong in recent years.
- Trial name
- FMT (NCT05981430)
- Testing
- Fecal microbiota transplant
- Volunteers
- 80 people
- Sponsor
- The University of Hong Kong