Clinical trials: Biofilms
Orthodontic Appliances, Removable, Dental Plaque
Cleaning Methods for Clear Aligners
The goal of this clinical trial is to learn which cleaning method best removes bacteria from clear plastic aligners. Clear aligners are removable orthodontic trays worn to straighten teeth.
- Conditions
- Orthodontic Appliances, Removable, Dental Plaque, Biofilms, Disinfection
- Trial name
- NCT07610603
- Testing
- Toothbrushing of clear aligner with water, Chlorhexidine gluconate 0.2% oral rinse, Effervescent aligner cleaning tablet
- Where
- Saudi Arabia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Riyadh Elm University
Severe Periodontitis, Acute Inflammatory Response
IFI16 is a Periodontitis Modulating Protein
To characterize the expression of Interferon gamma inducible protein 16 (IFI16) and Absent in melanoma 2 (AIM2) in gingival tissues in an inflammatory response using an acrylic mouthguard (also referred to as a stent) induced…
- Trial name
- IFI (NCT03513497)
- Testing
- Customized acrylic mouthguard
- Where
- United States
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Mandibular Prosthesis User
Assessment of the Impact of Probiotics on Biofilm Formation on Removable Acrylic Dentures
The aim of this study is to evaluate the effect of PIP toothbrush cleaner® on the microbial composition and Candida albicans colonization of denture biofilm formation.
- Trial name
- NCT02736994
- Testing
- PIP toothbrush cleaner® (Chrisal, Lommel, Belgium)., Corega Tabs Anti-bacteria®, Water
- Where
- Belgium
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Gingival Hyperpigmentation, Oral Pigmentation
Comparison of Er-YAG Laser, Air Polishing, and Surgical Excision for Gingival Hyperpigmentation
This randomized controlled clinical trial aimed to compare the effectiveness of different treatment approaches for physiologic gingival hyperpigmentation.
- Trial name
- APGH (NCT07672587)
- Testing
- Er:YAG Laser Therapy, Air Polishing with Erythritol Powder, Air Polishing with Sodium Bicarbonate Powder
- Where
- Turkey (Türkiye)
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Ondokuz Mayıs University
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
Biofilms, Substantivity
Immediate Effect and Substantivity of the Essential Oils Without Alcohol on the Oral Biofilm in Situ
This study aims to evaluate the in situ antibacterial activity of a mouthwash containing essential oils with and without alcohol on undisturbed de novo plaque-like biofilm (PL-biofilm) up to 7 h after its application.
- Conditions
- Biofilms, Substantivity, Oils, Essential
- Trial name
- NCT02946814
- Testing
- essential oils, essential oils without mouthwash, sterile water
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Santiago de Compostela
Biofilms, Oils, Essential
Antiplaque Effect of Essential Oils With and Without Alcochol 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
- Biofilms, Oils, Essential, Periodontitis
- Trial name
- NCT02946801
- Testing
- Essential oils, Essential oils without alcohol, Sterile water
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Santiago de Compostela
Peri-Implantitis
In Vivo Biofilm Accumulation on Implants With 3 Different Surfaces
A frequent sequela of peri-implantitis itself, but also of its surgery, is the exposure of the implant surface to the oral environment.
- Trial name
- NCT06049121
- Where
- Sweden
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Malmö University
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
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
Plaque Induced Gingivitis, Mouth Diseases
Anti-inflammatory and Anti-plaque Efficacies of Mouth Rinse Containing Hyaluronic Acid and Hydrogen Peroxide
The goal of this clinical trial is to test efficiency of using mouth rinse containing (H2O2 and HA) over a period of two weeks to control on gingival inflammation and plaque accumulation through measuring the clinical periodontal…
- Conditions
- Plaque Induced Gingivitis, Mouth Diseases, Bleeding Gum, Periodontal Diseases
- Trial name
- NCT05787600
- Testing
- Perhyal rinse, Chlorhexidine mouthwash
- Where
- Iraq
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Typhoid Carrier, Typhoid Fever
Curcumin Extract Added to Ciprofloxacin for Typhoid Carriers Among Food Handlers of the Free Nutritious Meal Program
Some people keep carrying Salmonella Typhi after they recover from typhoid fever. These carriers have no symptoms. They can still pass the bacteria into food.
- Conditions
- Typhoid Carrier, Typhoid Fever, Salmonella Typhi Infection
- Trial name
- NCT07908030
- Testing
- Curcumin extract, Ciprofloxacin
- Where
- Indonesia
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Universitas Sebelas Maret
Periodontitis, Aggressive, Periodontal Diseases
Efficacy of GBT vs SRP+US, in the Treatment of Severe Generalized Periodontitis.
The first step in the management of periodontal disease involves the non-surgical removal of the soft and hard bacterial deposits at all supra- and sub-gingival sites, especially into deep pockets, which can be carried on with…
- Conditions
- Periodontitis, Aggressive, Periodontal Diseases, Periodontitis
- Trial name
- ERISRP (NCT05112471)
- Testing
- Airflow, Perioflow and Erythritol powder and ultrasonic debridement, Ultrasonic debridement and curettes
- Where
- Italy
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Azienda Socio Sanitaria Territoriale degli Spedali Civili di Brescia
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
Inflammation, Periodontitis
Salivary Inflammatory Biomarkers: Predictors & Comparative Effects of Sonicare/Elite-Flexcare in Stages of Perio Disease
This research study has 2 aims. One aim is to see if saliva testing can show if a person has healthy gum tissue, gingivitis, or one of three degrees of periodontitis - mild, moderate, or severe.
- Trial name
- NCT02187185
- Testing
- Sonicare/Elite-Flexcare Toothbrush, Manual Toothbrush
- Where
- United States
- Volunteers
- 175 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Intrabony Periodontal Defect
Comparison of MIST With PRF and GBT With PRF in the Treatment of Intrabony Periodontal Defect. A Prospective RCT
The aim is to evaluate in a prospective, randomized, controlled clinical study the healing of a MIST procedure combined with PRF, or GBT combined with PRF.
- Trial name
- NCT06768424
- Testing
- Guided biofilm therapy, Platelet Rich Fibrin, Minimally Invasive Surgical Technique
- Where
- Hungary
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Semmelweis University
Plaque
Efficacy of the Disclosing Plaque Agent as a Guide to Remove the Oral Biofilm in Orthodontic Patients.
It is more difficult to perform excellent professional oral hygiene in patients wearing orthodontic appliances. The hypothesis of the present randomized controlled trial is that the application of plaque disclosing agent allows…
- Trial name
- ORTOPLAK (NCT05428189)
- Testing
- Plaque Disclosing Agent, Airpolishing and ultrasonic debridement
- Where
- Italy
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Azienda Socio Sanitaria Territoriale degli Spedali Civili di Brescia
Peridontal Disease, Periodontal Inflammation
Analysis of the Impact of Contemporary Subgingival Debridement Techniques on Immunological Biomarkers in Gingival Crevicular Fluid
AIM: This prospective clinical study aimed to evaluate the efficacy of two distinct non-surgical periodontal therapy modalities in patients diagnosed with Stage 1 and Stage 2 periodontitis.
- Conditions
- Peridontal Disease, Periodontal Inflammation, Periodontitis, Adult
- Trial name
- NCT07243145
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Selcen Ozcan Bulut
Healthy, Saliva
Antibacterial Effect and Substantivity of a New Chlorhexidine and Cymenol Gel on Oral Biofilm and Saliva
The objective of this project was to compare the immediate antimicrobial effect and in situ substantivity of a new 0.20% chlorhexidine (CHX) gel and cymenol with the current CHX gel formulation on dental plaque biofilm and…
- Conditions
- Healthy, Saliva, Biofilms
- Trial name
- NCT06437262
- Testing
- 0.20% CHX gel on saliva, 0.20% CHX and Cymenol gel on saliva, 0.20% CHX gel on oral biofilm
- Where
- Spain
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Santiago de Compostela
pH, Saliva
Carbonated Beverage Consumption in pH and Bacterial Proliferation
The objective of this research is to evaluate the oral modifications caused by different types of coke drinks (regular coke and diet coke).
- Conditions
- pH, Saliva, Dental Plaque
- Trial name
- pHSB (NCT05437874)
- Testing
- Natural Water
- Where
- Mexico
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Hospital Infantil de Mexico Federico Gomez