Clinical trials: Biofilm Formation
Surface Finish
Influence of Different Zirconia Surface Treatments on Biofilm Formation
The aim is to test the influence of surface finish on biofilm formation on the transmucosal part of zirconia implants in an in vivo study.
- Trial name
- Biofilm2020 (NCT04181099)
- Testing
- Implant neck surface
- Where
- Switzerland
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Basel
High Caries Risk Patients
Assessment of Inhibition of Biofilm Formation and Plaque Bacterial Count of Fluoride Varnish Containing Chlorhexidine and Cetylpyridinium Chloride Versus Conventional Fluoride Varnish
Two different Fluoride varnish systems(Fluoride varnish containing Chlorhexidine and Cetylpyridinium Chloride (CPC) and conventional fluoride) will be applied to high caries risk patients to assess their clinical effects on…
- Trial name
- NCT04254835
- Testing
- Cervitec F, Ivoclar Vivadent - Schaan Liechtenstein, Fluor Protector, Ivoclar Vivadent - Schaan Liechtenstein
- Where
- Egypt
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Cairo University
Oral Disease
Effect of Different Cleaning Regimes on Biofilm Formation of Acrylic Based Removable Orthodontic Appliance
This study is to evaluate the effects of different cleaning regimes i.e. chemical and mechanical on biofilm formation of an acrylic based removable orthodontic appliance and to find out if surface modification i.e.
- Trial name
- NCT05707221
- Testing
- cleaning removable acrylic appliance with denture brush and chlorhexidine toothpaste, cleaning removable acrylic appliance with cleansing tablet, combination of mechanical and chemical cleaning
- Where
- Iraq
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Dental Plaque
A Protocol for the Use of Chlorhexidine Gluconate Saturation for the Reduction of Dental Biofilm Formation on Polymethylmethacrylate Restoration
Chlorhexidine gluconate (CHX), as an anti plaque agent, is commonly used with a variety of products. In this study we, the investigators at Hadassah Medical Organization, intend to examine the efficacy of a single dip in CHX of…
- Trial name
- NCT00259181
- Testing
- saturation of polymethylmethacrylate with chlorhexidine gluconate to reduce in vivo plaque formation
- Where
- Israel
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
Dental Plaque
Efficacy of Two Chlorhexidine Solutions to Control the Initial Subgingival Biofilm Formation
The aim of the study is to compare the effect of a suspension containing chlorhexidine and alcohol and another one containing clorhexidine with no alcohol in dynamic of the subgingival biofilm formation versus a Placebo…
- Trial name
- NCT02656251
- Testing
- 0.12% Clorhexidine with alcohol, 0.12% Clorhexidine without alcohol
- Where
- Brazil
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Federal University of Rio Grande do Sul
Bacterial Colonization
Bacterial Colonization on Nails Covered With a Methacrylic Coating
In the research, the investigators will monitor the bacterial colonization of nails coated with a methacrylic coating
- Trial name
- NCT06831305
- Testing
- Comparison of microbiological sampling on natural nails, Comparison of microbiological sampling on methacrylic nails
- Where
- Slovenia
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University Medical Centre Ljubljana
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
Mouthwash, Chlorhexidine
Evaluation of the Anti-Plaque Effect of a Resveratrol-Based Mouthwash Using a 24-Hour Plaque Re-Growth
Dental plaque is a biofilm that accumulates on tooth surfaces and is a primary factor in the development of gingival inflammation.
- Conditions
- Mouthwash, Chlorhexidine, Biofilm Formation, Periodontal Health
- Trial name
- NCT07393802
- Testing
- Resveratrol-Based Mouthwash, Chlorhexidine Gluconate 0.12 % Mouthwash
- Where
- Iraq
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Inflammatory Response, Microbial Colonization
Microbial Adhesion and Biofilm Formation on Denture Base Materials
Polymethylmethacrylate (PMMA) has been the material of choice for fabricating complete dentures for more than 80 years now.(1,2) As a material it is easy to handle and can be easily repaired and polished.
- Conditions
- Inflammatory Response, Microbial Colonization, Denture Stomatitis
- Trial name
- NCT06395116
- Testing
- Denture base material
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Menoufia University
Dental Plaque
Efficacy of a Triclosan Formulation to Control the Initial Subgingival Biofilm Formation
The aim of the study is to compare the effect of a suspension containing Triclosan in dynamic of the subgingival biofilm formation versus a Placebo suspension.
- Trial name
- NCT02192060
- Testing
- Test - Using of a suspension containing Triclosan, Control - Using of a suspension without Triclosan
- Where
- Brazil
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Federal University of Rio Grande do Sul
Diabetic, Antibiotic Intake
Surface Roughness of a Dental Restorative Material and Biofilm Formation
In this study we intend to find out the pattern of biofilm accumulation in vivo on various surface finishings. Our intention is to prepare Polymethylmetacrylate squers on orthodontical brackets,then prepare the surface of the…
- Trial name
- NCT00256945
- Testing
- dental restorative material surface preparation
- Where
- Israel
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
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 Diseases
Investigation of Bacterial Adhesion and Bactericide Effect ex Vivo on Different Implant Restoration Materials
Investigation of bacterial adhesion and bactericide effect ex vivo on different implant restoration materials
- Trial name
- NCT04657757
- Testing
- Intraoral apparatus
- Where
- Switzerland
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Multidrug Resistant Klebsiella Pneumoniae Infection
Phenotypic and Genotypic Detection of Biofilm Formation and Efflux Pump Activity in Multi-drug Resistant Klebsiella Pneumoniae
1. Sample: urine, pus and sputum samples. 2. Culture: the samples will be inoculated on the MacConkey agar and subcultured on eosine methylene blue agar. 3. Identification of isolates will be done by: Colony morphology.
- Trial name
- Klebsiella (NCT07541690)
- Testing
- Genotypic Detection of Biofilm Formation and Efflux Pump Activity.
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sohag University
Chronic Serous Otitis Media, Simple or Unspecified
Prevalence of Mucosal Biofilm Formations in Adenoidectomy Specimens
Rationale: Bacterial biofilms are defined as an assemblage of bacterial cells enclosed in a self-produced glycocalyx matrix. Adherence on surfaces, and resistance to both antibiotic treatments and host defenses are ones of the…
- Trial name
- BOLERO (NCT01022944)
- Testing
- With chronic middle ear effusion, Without chronic middle ear effusion
- Where
- France
- Volunteers
- 113 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Dental Plaque, Oral Biofilm
Investigation of Biofilm Formation on Temporary push-on Rings of Implant Crowns
This in-vivo study investigates early (48h), mature (2 weeks) and long-term (3 months) biofilm formation and composition on temporary push-on cones (exchangeable conical rings) made of noble-alloy-based materials (Pagalinor, PA)…
- Conditions
- Dental Plaque, Oral Biofilm, Peri-implantitis
- Trial name
- NCT05122897
- Testing
- Rings made of PA (test), Rings made of TAN (control)
- Where
- Switzerland
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Dental Plaque
Effect of Provisional-Crown Surface Coating on Biofilm Formation
Auto polymerizing poly methyl methacrylate (PMMA), and light initiated resin modified PMMAs, are commonly used for fabricating provisional restorations (PRs) during prosthetic treatment 1.
- Trial name
- NCT00254345
- Testing
- coating a dental restoration material ,polymethylmethacrylate, with liquid polish resin
- Where
- Israel
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
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
Dental Caries, Dental Plaque
Study of the Composition of Dental Plaque
This study will examine the composition of dental plaque-a naturally occurring substance that sticks to the teeth and can cause tooth decay and gum disease.
- Conditions
- Dental Caries, Dental Plaque, Periodontal Disease
- Trial name
- NCT00001726
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- National Institute of Dental and Craniofacial Research (NIDCR)
Dental Plaque, Dental Caries
Probiotic Treatment of Orthodontic Patients
The purpose of this study is to examine the effect of treatment with a lozenge containing the probiotic strain S. salivarius M18 on the formation, composition and virulence of dental plaque and in healthy orthodontic patients…
- Trial name
- NCT06751979
- Testing
- Probiotic treatment
- Where
- Denmark
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Aarhus