Clinical trials: Osteoprotegerin
Pulmonary Disease, Chronic Obstructive
Osteoprotegerin (OPG) in Induced Chronic Obstructive Pulmonary Disease (COPD) Sputum
Evaluation of OPG level as disease markers has also been reported. It has been showed that patients with coronary artery disease had higher serum OPG levels than healthy volunteers.
- Trial name
- NCT00655954
- Testing
- Induced sputum
- Where
- United Kingdom
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Periodontal Disease, Gingivitis and Periodontal Diseases
Salivary Biomarkers in Periodontal Disease Progression
This study aims to evaluate salivary biomarkers associated with bone remodeling during the transition from periodontal health to disease.
- Conditions
- Periodontal Disease, Gingivitis and Periodontal Diseases, Periodontitis
- Trial name
- PERIO-BIO (NCT07661784)
- Testing
- Saliva Sampling
- Where
- Turkey (Türkiye)
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Suleyman Demirel University
Pain Perception, Root Resorption
The Potential Effect of the Local Administration of Vitamins C and E on Orthodontic Treatment: A Randomized Clinical Trial
Brief Summary of the Study This study investigates the effects of locally administered vitamins C and E on orthodontic tooth movement during the initial stage of treatment.
- Conditions
- Pain Perception, Root Resorption, Rate of Orthodontic Tooth Movement, Biomarkers
- Trial name
- NCT06847880
- Testing
- 1: Vitamin C Supplementation, Vitamin E Supplementation, Saline Solution (Control)
- Where
- 3 sites in Iraq
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Malocclusion
The Regulation of Osteoprotegerin by Mechanical Stimulation
To test whether levels of OPG can be changed during orthodontic treatment. Alveolar bone samples will be collected from partially impacted third molars after orthodontic uprighting for different period of time in volunteers.
- Trial name
- NCT00155311
- Testing
- orthodontic treatment
- Where
- Taiwan
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Mandibular Fractures
Assessment of Serum Concentration of Interleukin-17 and Osteoprotegerin in Response to Surgical Trauma Induced by Management of Mandibular Fractures Via Intraoral Versus Extraoral Approaches: Prospective Cohort Study
Assessment of Serum Concentration of Interleukin-17 and Osteoprotegerin in Response to Surgical Trauma Induced by Management of Mandibular Fractures via Intraoral Versus Extraoral Approaches: Prospective Cohort Study
- Trial name
- NCT06349135
- Testing
- Open Reduction & Internal Fixation
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Aya Ayman Ahmed
Chronic Periodontitis
Osteoprotegerin Before and After Periodontal Surgery
The study hypothesis: Is Osteoprotegerin a diagnostic and/or prognostic marker of periodontal disease?
- Trial name
- NCT02160613
- Testing
- Open flap debridement
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Periodontitis (Stage 3)
Effects of Non-Surgical Periodontal Treatment on Inflammatory and Bone Markers in Periodontitis Patients
The goal of this study is to learn how a standard treatment called Scaling and Root Planing (SRP) affects specific biochemical markers in people with advanced gum disease (periodontitis).
- Trial name
- GPNMB-PERIO St (NCT07475013)
- Testing
- Scaling and Root Planing (SRP)
- Where
- Turkey (Türkiye)
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Saglik Bilimleri Universitesi
Chronic Periodontitis
Changes of GCF Levels of RANKL and Osteoprotegerin in Postmenopausal Osteoporosis
The investigators evaluated the effect of initial periodontal treatment on clinical findings and receptor activator of Nuclear Factor-kappa B ligand (RANKL) and osteoprotegerin (OPG) in gingival crevicular fluid (GCF) of patients…
- Trial name
- NCT02808988
- Testing
- periodontal phase 1 therapy, gingival crevicular fluid collection, zoledronic acid
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- Ondokuz Mayıs University
Chronic Periodontitis, Aggressive Periodontitis
Effect of Surgical Therapy on RANKL/OPG (Osteoprotegerin) System
In the present clinical study including chronic, aggressive periodontitis and healthy individuals, the investigators aimed to determine the RANKL, osteoprotegrin (OPG), Interleukin-1 (IL-1β), IL-10, IL-1β levels in gingival…
- Conditions
- Chronic Periodontitis, Aggressive Periodontitis, RANKL/OPG Ratio, Gingival Crevicular Fluid
- Trial name
- NCT02190773
- Where
- Turkey (Türkiye)
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Saliva, Cortisol
Comparison of Saliva Biomarkers in Two Different Geographical Regions of Turkey
Periodontitis is a multifactorial, chronic inflammatory disease caused by many factors such as pathogenic microorganisms, host response, environmental and systemic factors.
- Conditions
- Saliva, Cortisol, Smoking, Tobacco, Periodontal Bone Loss
- Trial name
- NCT06809439
- Testing
- Non-Surgical Intervention, Saliva Collection (Baseline), Probing
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- Karabuk University
Chronic Apical Periodontitis
Comparison of the Effects of N-acetylcysteine, Calcium Hydroxide, and Double Antibiotic Paste
This study aimed to evaluate the efficacy of N-acetylcysteine (NAC) used as an intracanal medicament on antibacterial activity, periapical RANKL/OPG ratio, and postoperative pain levels.
- Trial name
- NCT07340944
- Testing
- N Acetyl Cysteine, Calcium Hydroxide (Ca(OH)2), Double Antibiotic Paste
- Where
- Turkey (Türkiye)
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Ataturk University
Peri-Implantitis
Er,Cr:YSGG Laser Application in Peri-implantitis
In the present study, investigators, aimed to evaluate the effect of erbium, chromium:yttrium-scandium-gallium-garnet (Er,Cr:YSGG) laser application combined with mechanical debridement (MD) on clinical parameters and biochemical…
- Trial name
- NCT06031467
- Testing
- Er, Cr: YSGG laser-assisted non-surgical mechanical therapy, Non-surgical mechanical therapy
- Where
- Turkey (Türkiye)
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Yuzuncu Yil University
Adrenal Hyperplasia, Congenital
Role of the Protein Osteoprotegerin in the Bone Health of Women With Congenital Adrenal Hyperplasia
21-hydroxylase deficiency (21-OHD) is an inherited disorder that results from a mutation on the CYP21A2 gene. It affects the adrenal glands and is the most common cause of congenital adrenal hyperplasia (CAH).
- Trial name
- NCT00694525
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Office of Rare Diseases (ORD)
Periodontitis
Gingival Crevicular Fluid Levels of Sclerostin, Osteoprotegerin (OPG) and RANKL in Health, Disease and After Treatment
The primary objective of this case-control intervention study to explore the effectiveness of non surgical periodontal therapy on the gingival crevicular fluid (GCF) levels of sclerostin in patients with chronic periodontitis…
- Trial name
- NCT02390479
- Testing
- non surgical periodontal treatment
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Umut BALLI
Influence of 8 Months of Increased Physical Activity Workload on Osteoprotegerin and Endocan Levels
IPHAAB-study Influence of Physical Activity on Atherosclerosis Biomarkers
This study investigates the influence of an increased physical activity and sports workload in formerly nonsporting healthy individuals on current promising biomarkers of atherosclerosis research.
- Trial name
- NCT02097199
- Testing
- Increased sports workload
- Where
- Austria
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Hypogonadotropic Hypogonadism, Endothelial Dysfunction
Bone Mineral Markers in Hypogonadism
The aim of this study is to investigate the markers of bone mineral metabolism in an unconfounded group of patients with hypogonadism and to search for a relationship between endothelial dysfunction and insulin resistance.
- Conditions
- Hypogonadotropic Hypogonadism, Endothelial Dysfunction, Insulin Resistance
- Trial name
- NCT02062307
- Where
- Turkey (Türkiye)
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Gulhane School of Medicine
Periodontitis, Gingivitis
Evaluation of PTHrP, RANKL, and OPG Levels in Periodontal Health and Diseases
This observational study aims to evaluate the levels of specific biological markers-Parathyroid Hormone-Related Protein (PTHrP), RANKL, and Osteoprotegerin (OPG)-in the gingival crevicular fluid of individuals with different gum…
- Conditions
- Periodontitis, Gingivitis, Periodontal Disease
- Trial name
- NCT07793370
- Testing
- Routine periodontal clinical examination and GCF collection
- Where
- Turkey (Türkiye)
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Abant Izzet Baysal University
Preeclampsia, Gestational Hypertension
Evaluation of sFlt-1/PlGF Ratio ,OPG and sEng as Predictive Biomarkers in the Diagnosis and Treatment Evaluation of Preeclampsia
his study investigates the effectiveness of three specific biological markers (biomarkers) in the blood-the sFlt-1/PlGF ratio, soluble endoglin (sEng), and osteoprotegerin (OPG)-to better diagnose and monitor preeclampsia.
- Conditions
- Preeclampsia, Gestational Hypertension, Hypertensive Disorders of Pregnancy
- Trial name
- PE-POSS (NCT07349277)
- Where
- Iraq
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Ammar Jassim Abed