Clinical trials: Microbial Disease
Caries, Dental, Cariostatic Agents
Reducing Bacteria That Cause Tooth Decay
The purpose of the study is to determine the effect of a two-step mouth rinsing procedure on reducing the germs (mutans Streptococci) that cause tooth decay.
- Trial name
- NCT03062605
- Testing
- Iodine (Betadine), NaOCL
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Microbial Colonization
Evaluation of the Antimicrobial Effectiveness of CHG/IPA
This single site study is a randomized, controlled, partially-blinded design enrolling a minimum of 516 healthy volunteers, where each subject will receive two of the planned study products on the product application sites of the…
- Trial name
- NCT04035161
- Testing
- Investigational Product, Reference Standard, Active Comparator
- Where
- Romania
- Volunteers
- 1,935 people, healthy volunteers welcome
- Sponsor
- Becton, Dickinson and Company
Minimal Flow Anesthesia, General Anaesthesia
Minimal Flow Anesthesia and Infection Risk
This study is being done to find out if the heat and moisture that build up during minimal flow anesthesia can lead to the growth of germs (microorganisms) inside the anesthesia equipment.
- Conditions
- Minimal Flow Anesthesia, General Anaesthesia, Inhalation Anesthesia, Infection Risk
- Trial name
- NCT07092046
- Testing
- Sevoflurane (Volatile Anesthetic), Propofol 1%, Remifentanil 2 MG
- Where
- Turkey (Türkiye)
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Ankara City Hospital Bilkent
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
Allergic Rhinitis, Asthma
Development of Human Nasal Challenge Models With Microbial Constituents and Grass Pollen
The investigators propose the development of a range of nasal spray challenge models to study the way the nose can respond to different types of nasal challenge that elicit different forms of inflammation.
- Conditions
- Allergic Rhinitis, Asthma, Latent Tuberculosis
- Trial name
- NCT02090374
- Testing
- Poly ICLC, Poly I:C, R848
- Where
- United Kingdom
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Dental Caries
Prevention of Enamel Demineralization by Use of K18-smooth Surface Sealant
This study will evaluate effectiveness of a urethane dimethacrylate (UDMA)-quaternary ammonium methacrylate (K18) resin (UDMA-K18) smooth surface sealant to prevent biofilm attachment to tooth surfaces thereby eliminating the…
- Trial name
- K18 (NCT03306433)
- Testing
- UDMA-K18 smooth surface sealant
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
HIV, Hepatitis C, Chronic
The Study of Gut Associated Lymphocytes in HIV and HCV/HIV Co-infected Patients
The purpose of this research study is to explore what role immune cells within the gut (the sigmoid colon) have locally and on the immune system of patients infected with HCV, HIV or HCV/ HIV co-infection.
- Conditions
- HIV, Hepatitis C, Chronic, HCV Coinfection
- Trial name
- NCT01335230
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Cincinnati
Autoimmune Diseases, Relapsing Multiple Sclerosis
Fecal Microbial Transplantation in Relapsing Multiple Sclerosis Patients
The proposed randomized, open label, with treat as usual control group (standard treatment or any disease modifying drugs), crossover phase II study will be conducted in 40 patients (n=20 per group) with the relapsing forms of…
- Trial name
- NCT03183869
- Testing
- Fecal microbiota
- Where
- Canada
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Respiratory Disorders
A Study to Assess Immunity to Specific Microbial Antigens in Healthy Smokers and Non-smokers and in Subjects With Stable COPD
The present study aims to assess the natural immunity to specific microbial antigens in healthy subjects and in subjects with stable COPD aged between 45-75 years.
- Trial name
- NCT01516437
- Testing
- Blood collection, Swab collection, Sputum collection
- Where
- 3 sites in Belgium
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Primary Teeth, Microbial Colonization
The Antibacterial Effect of Nanosilver Fluoride on Primary Teeth
To assess the antibacterial effect of Nanosilver Fluoride (NSF) in relation to caries activity in dentin caries lesions of primary teeth in comparison to Silver Diamine Fluoride (SDF).
- Conditions
- Primary Teeth, Microbial Colonization, Caries, Dental Caries in Children
- Trial name
- NCT05221749
- Testing
- Nanosilver Fluoride (NSF), Silver diamine fluoride
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Nour Ammar, BDS
Hyperglycemia, Postprandial
Investigation of the Glycemic Index of Ethiopian Honey
The purpose of this study is to determine which of the Ethiopian honeys slowly/rapidly raise the blood glucose level.
- Trial name
- NCT02488018
- Testing
- Provision of experimental honey
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Addis Ababa University