Clinical trials: Microbiology
Chronic Periodontitis
Clinical and Microbiological Effects of an Essential Oils Solution Used as an Adjunct to Daily Oral Hygiene Practices in Chronic Periodontitis Patients in Supportive Care
Chronic periodontitis is a common infectious disease characterized by progressive attachment loss and alveolar bone resorption eventually resulting in tooth loss.
- Trial name
- Listerine (NCT01195493)
- Testing
- Essential Oils solution, negative control solution
- Where
- Belgium
- Volunteers
- 50 people
- Sponsor
- University Hospital, Ghent
Brain Abscess
Circulating Cell-Free DNA for Brain Abscess Diagnosis: A Pilot Study
Brain abscess is a severe intracranial infection associated with significant morbidity and mortality. Standard management combines neurosurgical intervention, when feasible, with prolonged intravenous antibiotic therapy.
- Trial name
- METABCES-PoC (NCT07479225)
- Testing
- Plasma Microbial Cell-Free DNA Metagenomic Sequencing
- Where
- 2 sites in France
- Volunteers
- 15 people
- Sponsor
- University Hospital, Grenoble
Oral Bacterial Colonization, Oral Hygiene
Effects of Three Oral Hygiene Protocols on Oral Bacteria in Intensive Care Patients
Patients in intensive care may develop changes in the bacteria found in their mouths. Some of these bacteria can cause infections, and patients who cannot clean their own teeth depend on staff to provide oral care.
- Trial name
- NCT07868549
- Testing
- Mechanical Oral Hygiene, Chlorhexidine, Hexetidine
- Where
- Croatia
- Volunteers
- 86 people
- Sponsor
- University of Zagreb
Prosthetic Vascular Graft Infection
Vascular Graft Infections
Background: Vascular grafts are increasingly implanted due to an increasing prevalence of atherosclerosis and diabetes, and about 1-6% of vascular procedures are complicated by infection.
- Trial name
- VASGRA (NCT01821664)
- Testing
- Prosthetic vascular graft
- Where
- Switzerland
- Volunteers
- 1,800 people
- Sponsor
- University of Zurich
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
Pulmonary Disease Due to Mycobacteria (Diagnosis)
Finding the Optimal Regimen for Mycobacterium Abscessus Treatment
Mycobacterium abscessus (MABS) is a group of rapid-growing, multi-drug resistant non-tuberculous mycobacteria (NTM) causing infections in humans.
- Trial name
- FORMaT (NCT04310930)
- Testing
- Amikacin, Tigecycline, Imipenem
- Where
- 50 sites in Australia, Denmark and 5 more
- Volunteers
- 300 people
- Sponsor
- The University of Queensland
Febrile, Neutropenia
Assessment of New Blood Culture Methods on the Microbiological Documentation of Febrile Neutropenia
Febrile neutropenia are microbiologically documented in only 30% of the cases, and almost exclusively by blood cultures. The reasons for this low documentation are likely multiple: (1) some of these fevers are of non-infectious…
- Conditions
- Febrile, Neutropenia, Post-chemotherapy
- Trial name
- HEMATOCPLUS (NCT00913042)
- Testing
- sample blood
- Where
- France
- Volunteers
- 120 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Tooth Impaction, Tooth Diseases
Effects of Chlorhexidine Toothpaste on Wound Healing After Impacted Tooth Extraction
In this study, the postoperative clinical and microbiologic effects of chlorhexidine toothpaste and chlorhexidine-free toothpaste with the same content were compared after bilateral mandibular impacted third molar surgery.
- Trial name
- NCT06067542
- Testing
- Surgery of impacted mandibular wisdom teeth
- Where
- Turkey (Türkiye)
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Yuzuncu Yil University
Bacterial Infections, Fungal Infections
MALDITOF Versus Routine Clinical Microbiology for Identifying Pathogens; a Randomized Diagnostic Trial
MALDI-TOF MS is capable of directly identifying bacteria and fungi in positive blood cultures, which may be beneficial to patient management.
- Trial name
- MALDITOF (NCT02306330)
- Testing
- Malditof, Routine clinical microbiology
- Where
- 2 sites in Vietnam
- Volunteers
- 802 people
- Sponsor
- Oxford University Clinical Research Unit, Vietnam
Malaria, Pneumocystis, Leishmania
Introduction of Polymerase Chain Reaction (PCR) in Microbiology and Parasitology
The goal is to develop molecular systems to support or replace in microscopic characterization and in vitro tests with molecular biology systems capable of improving performance in parasitology tests.
- Trial name
- NCT07269314
- Where
- Italy
- Volunteers
- 200 people
- Sponsor
- Fondazione IRCCS Policlinico San Matteo di Pavia
Pulmonary Infection
Massively Parallel Sequencing to Identify Microbiological Organisms in Bronchoalveolar Lavage Fluid
Patients who are post hematopoietic stem cell transplantation who require a bronchoalveolar lavage (BAL) for standard clinical car will have extra fluid collected and sent for massively parallel sequencing to see if it is as…
- Trial name
- NCT03995030
- Testing
- massively paralleled sequencing
- Volunteers
- 10 people
- Sponsor
- New York Medical College
Uveitis
Microbiological Diagnosis of Infectious Uveitis to Pathogenic Fastidious Germs
Our research project is to use a new microbiological diagnostic strategy of uveitis, allowing detection of the fastidious pathogens of infectious Uveitis who are not diagnosed by laboratory methods used in diagnostic routine.
- Trial name
- NCT02819206
- Testing
- Blood sampling
- Where
- France
- Volunteers
- 225 people
- Sponsor
- Assistance Publique Hopitaux De Marseille
Periodontitis
L-PRF Plus Non Surgical Periodontal Treatment
Abstract: Background: Leucocyte and Platelet-Rich Fibrin (L-PRF) has shown to promote regenerative processes, even reporting antibacterial effect.
- Trial name
- NCT04520438
- Testing
- Leukocyte and platelet rich fibrin, Non-Surgical Periodontal treatment
- Where
- Chile
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Universidad de los Andes, Chile
Mucositis, Peri-implantitis
Effect of Probiotic Lactobacillus Reuteri in the Treatment of Mucositis and Periimplantitis
Evaluate clinically and microbiologically the effect of the oral probiotic Lactobacillus reuteri Prodentis (PerioBalance®, Sunstar, Switzerland) on implants with mucositis or periimplantitis, as a coadjuvant treatment of…
- Trial name
- NCT03047291
- Testing
- Probiotic
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Universitat Internacional de Catalunya
Periodontitis
Efficacy of Azithromycin as an Adjunct to Non-Surgical Periodontal Treatment
This study evaluates the effect of the systemic administration of azithromycin as a therapy associated with non-surgical periodontal treatment, in the clinical and microbiological variables of patients with Severe Periodontitis…
- Trial name
- NCT03629288
- Testing
- Lactose tab, Azithromycin
- Where
- Chile
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Universidad Nacional Andres Bello
Periodontal Diseases
Clinical and Microbiological Evaluation of Laser Assisted New Attachment Procedure (LANAP) Using Nd:Yag vs. Diode Laser in the Management Of Stage II Periodontitis
The aim of the present study is to compare the efficacy of LANAP to conventional scaling and root planing in the management of stage II periodontitis.
- Trial name
- NCT06358937
- Testing
- Laser Assisted New Attachment Procedure using ND:YAG laser, Laser Assisted New Attachment Procedure using diode laser, Scaling and Root Planing using ultrasonic and curettes
- Where
- Egypt
- Volunteers
- 27 people
- Sponsor
- Mahmoud Salem
Dental Implant Failed
Clinical, Prospective, Non-profit, Non-pharmacological Study on Geass Healing Abutment: Microbiological, Histological, and Immuno-histochemical Evaluation.
The health of peri-implant soft tissues is important for the long-term success rate of dental implants and the surface topography is pivotal in influencing it.
- Trial name
- NCT05754970
- Testing
- laser treated
- Where
- Italy
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- G. d'Annunzio University
Plaque Induced Gingivitis, Toothbrushing
Clinical ,Microbiological and Compliance Outcomes of AI-based Toothbrushes in Plaque Induced Gingivitis
Severe periodontitis is widespread and begins with reversible gingivitis, driven by poor oral hygiene and a dysbiotic microbiome. Daily toothbrushing is the simplest prevention, but patients still leave plaque.
- Conditions
- Plaque Induced Gingivitis, Toothbrushing, Compliance
- Trial name
- NCT07308522
- Testing
- AI toothbrush, Manual toothbrush, Electric toothbrush
- Where
- Iraq
- Volunteers
- 33 people
- Sponsor
- University of Baghdad
Sepsis Septic Shock
Bedside vs. Standard Microbiological Blood Culture Diagnostics - BEMIDIA Study
With a completely bedside blood culture diagnostics system (BACTEC blood culture system in combination with the Accelerate ID/AST System) it is possible to optimize the initial antimicrobial therapy in patients with sepsis and…
- Trial name
- BEMIDIA (NCT03000049)
- Testing
- bedside blood culture
- Where
- Germany
- Volunteers
- 500 people
- Sponsor
- University Medicine Greifswald
Malocclusion, Orthodontic Appliance Complication
Microbiological and Epithelial Evaluation Related to the Use of Orthodontic Thermoplastic Device
Thermoplastic devices are used in orthodontic treatment and consists of a series of nearly invisible, removable aligners. However, every device used in the mouth can change the buccal flora and increase the number of bacterias.
- Trial name
- NCT02427763
- Testing
- hours of use (Essix), collect saliva, collect biofilm
- Where
- Brazil
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Universidade Positivo