Clinical trials: Biofilms
Biofilm
Dentures Biofilm and Artificial Biofilm Substitute
The biofilm on oral surfaces can lead to oral diseases. The correlation between oral biofilm and diseases and general health is well known.
- Trial name
- KÜBI (NCT04247438)
- Testing
- 12h and 36h Biofilm formation on PMMA (Palapress®) dentures and samples worn by participants and brushing cycles needed to remove it.
- Where
- Germany
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Technische Universität Dresden
Gingivitis and Periodontal Diseases, Gingivitis; Chronic
Guided Biofilm Therapy Compared to Traditional Cleaning for Treating Gingival Inflammation in Orthodontic Patients
Why is this study being done? This study is for people with braces who have gum inflammation (gingivitis), which is when gums are swollen and bleed easily.
- Conditions
- Gingivitis and Periodontal Diseases, Gingivitis; Chronic, Gingivitis, Gingival Bleeding
- Trial name
- NCT07355517
- Testing
- Guided Biofilm Therapy, Traditional Ultrasonic Scaling + Polishing
- Where
- Jordan
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- King Abdullah University Hospital
Gingivitis, Dental Plaque
Effectiveness of Salvadora Persica Miswak in Improving Plaque Control and Gingival Health
Dental plaque is a main etiologic agent in periodontal disease. Global of Burden Disease Study 2016 ranked periodontal disease as the 11th most prevalent disease affecting 10.5% population worldwide.
- Trial name
- NCT04650685
- Testing
- The novel Salvadora persica toothbrush, The Salvadora persica (miswak) chewing stick, Standard toothbrush and toothpaste (control)
- Where
- Malaysia
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- National University of Malaysia
Dental Plaque
Effect of Enzymes on Dental Biofilm Accumulation in Healthy Individuals
The purpose of the study is to assess the effect of enzyme containing lozenges on dental plaque accumulation in healthy adults.
- Trial name
- NCT05082103
- Testing
- Enzyme lozenge 1, Enzyme lozenge 2
- Where
- Denmark
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Novozymes A/S
Gingivitis
Effectiveness of Black Tea Mouthwash on Plaque Formation
The study was conducted to measure the effectiveness of Black Tea in reducing the deposits on teeth. It also compares the effect between use of black tea mouthwash and green tea mouthwash to that of chlorhexidine in reducing…
- Trial name
- Blacktea (NCT02545244)
- Testing
- Black Tea, Green Tea, 0.12% Chlorhexidine Mouthwash.
- Where
- India
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Sri Hasanamba Dental College and Hospital
Dental Caries, Periodontitis
Breaking the Cycle: Real-Time Family Oral Microbial Transmission Patterns as Intervention Targets
This study aims to understand how oral bacteria that cause tooth decay and gum disease spread among family members and whether treating multiple family members can reduce the return of these bacteria after dental treatment.
- Conditions
- Dental Caries, Periodontitis, Oral Microbiome, Bacterial Transmission
- Trial name
- NCT07674888
- Testing
- Professional Dental Plaque Disruption
- Where
- Canada
- Volunteers
- 225 people, healthy volunteers welcome
- Sponsor
- University of Alberta
Oral Leukoplakia
Candida Associated Cytokines in Oral Leukoplakia
This study aims to determine the correlation between candida and pro- inflammatory cytokines response in Oral Leukoplakia(OL) with antifungal therapy.
- Trial name
- NCT04712929
- Testing
- Fluconazole
- Where
- India
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- All India Institute of Medical Sciences
Microbiology, Alveolar Ridge Preservation
Microbiome Analysis of Dental Biofilm on High-Density Polytetrafluoroethylene Membranes Used in Socket Preservation
The goal of this clinical trial is to evaluate how different types of high-density polytetrafluoroethylene (d-PTFE) membranes impact dental biofilm accumulation and composition in patients undergoing socket preservation following…
- Conditions
- Microbiology, Alveolar Ridge Preservation, Infections, Bacterial
- Trial name
- MADBioS (NCT06694844)
- Testing
- Socket preservation with M1, Socket preservation with M2
- Where
- Croatia
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Marija Čandrlić
Dental Plaque
Antimicrobial Photodynamic Therapy With Erythrosine and Blue Light on Dental Biofilm Bacteria
The objective of this study is to investigate the effect of Antimicrobial Photodynamic Therapy mediated by Erythrosine and blue LED in the reduction of bacteria in dental biofilm.
- Trial name
- NCT05805761
- Testing
- Conventional Treatment, Antimicrobial Photodynamic Therapy
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Nove de Julho
Mouth Diseases
Optical Sensor for Photodynamic Detection of Oral Pathology
Overall objective of this work is to develop better ways of detecting, diagnosing and measuring oral diseases and structures using light and optical approaches.
- Trial name
- NCT00540774
- Testing
- detection of oral pathology
- Where
- United States
- Volunteers
- 1,004 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Dental Caries, Gingivitis
Shifts in the Oral Biofilm of Patients With Known Oral Health Risk Factors
This study is observational only and is intended to evaluate changes in the makeup and function of bacteria naturally present in the mouth during treatment with braces to straighten teeth.
- Trial name
- NCT02885064
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Mouth Diseases
Salivary Bacterial Associations to Short Term Discontinuation of Self-performed Oral Hygiene
The purpose of the present investigation is to record and compare bacterial compositions in supragingival plaque samples and saliva samples in subjects discontinuing regular oral hygiene for 10 days.
- Trial name
- NCT02913235
- Testing
- Oral hygiene discontinuation group
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Periodontitis
Efficacy of Guided Biofilm Therapy (GBT) for Treatment of Deep Periodontal Pockets.
the aim of the study is to evaluate the efficacy of guided biofilm therapy (GBT) for treatment of deep periodontal pockets. the objectives are 1- To compare the change in the clinical periodontal parameters and microbiological…
- Trial name
- NCT06319261
- Testing
- guided biofilm therapy, root surface debridement
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Oral Biofilm, Mouthwash
Antiplaque Effect of Essential Oils and 0.2% Chlorhexidine on an in Situ Model of Oral Biofilm Growth.
The accumulation and maturation of oral biofilm in the gingival margin is widely recognised to be the primary aetiological factor in the development of chronic gingivitis.
- Conditions
- Oral Biofilm, Mouthwash, Periodontitis
- Trial name
- NCT02124655
- Testing
- Essential oils, 0.2% chlorhexidine, Sterile water
- Where
- Spain
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Santiago de Compostela
Dental Caries
Effect of Sour Cherry Anthocyanins on Healthy Human Saliva
The experiment is based on earlier research where it was proven that chewing gum usage with anthocyanin rich sour cherry extract significantly reduces the amount of human salivary alpha-amylase in unstimulated saliva samples and…
- Trial name
- NCT05406011
- Testing
- Pelleted sour cherry (anthocyanin) containing chewing gum usage., Pelleted chewing gum for stimulated saliva sampling., Scaling
- Where
- Hungary
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Debrecen
Healthy
Collection of Dental Plaque and Saliva for Studies of Bacterial Colonization of Teeth
This study will explore how bacteria colonize human teeth and how this process changes over the lifetime of individuals. It will include an investigation of transmission of bacteria that initiate colonization between adults and…
- Trial name
- NCT00098267
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- National Institute of Dental and Craniofacial Research (NIDCR)
Dental Biofilm Accumulation
RCT: Enzyme Blend Toothpaste on Dental Biofilm Plaque Accumulation
The aim of the study is to investigate whether brushing twice a day with a toothpaste (Biofresh Clean) containing a blend of alpha-amylase and gluco-amylase improves oral health outcomes over a 14-day period.
- Trial name
- NCT07079683
- Testing
- Toothpaste Product
- Where
- United States
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Novozymes A/S
Peri-Implant Health, Implant Complication
Influence of Zirconia Abutments on Peri-Implant Tissues in Single-Tooth Restorations
Objectives: To compare the influence of pre-fabricated titanium abutments and customized milled zirconia abutments on implant biocompatibility and the peri-implant region, as well as on radiographic bone loss and oral…
- Conditions
- Peri-Implant Health, Implant Complication, Prosthesis and Implants
- Trial name
- NCT07456163
- Testing
- Pre-fabricated standardized titanium abutments, Customized anatomical zirconia abutments
- Where
- Brazil
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- University of Campinas, Brazil
Problems With Dentures
Evaluation of Sodium Hypochlorite as a Denture Cleanser
The present study tried to integrate all aspects of denture care: patient satisfaction with the treatment, denture decontamination and base material defects after decontamination processing.
- Trial name
- NCT01616355
- Testing
- Sodium hypochlorite immersion
- Where
- Brazil
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Campinas, Brazil
Oral Health
Quaternary Ammonium Methacryloxy Silicate-containing Acrylic Resin
One of the major challenges in orthodontic treatment is long-term stability. Because removable retainers are worn for at least one year, bacteria and fungi may accumulate on the retainers in the form of multi-species plaque…
- Trial name
- NCT02525458
- Testing
- QAMS-containing PMMA, QAMS-free PMMA
- Where
- China
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Frank Tay, BDSc (Hons), PhD