Analysis of HIF-1α, MDA, and GPX4 in Peri-Implant Crevicular Fluid (NCT06863116) | Clinical Trial Compass
CompletedNot Applicable
Analysis of HIF-1α, MDA, and GPX4 in Peri-Implant Crevicular Fluid
Turkey (Türkiye)45 participantsStarted 2023-05-15
Plain-language summary
Peri-implant diseases, such as peri-implant mucositis and peri-implantitis, are inflammatory conditions that affect the tissues surrounding dental implants. If untreated, these diseases can lead to bone loss and implant failure. This study investigates whether low oxygen levels (hypoxia) in the peri-implant environment influence ferroptosis, a type of cell death associated with oxidative stress. The research focuses on three key biomarkers: hypoxia-inducible factor-1 alpha (HIF-1α), glutathione peroxidase-4 (GPX-4), and malondialdehyde (MDA).
A total of 45 participants with 62 dental implants were included in the study. They were divided into three groups: peri-implant health, peri-implant mucositis, and peri-implantitis. Peri-implant crevicular fluid (PICF) samples were collected, and the levels of HIF-1α, GPX-4, and MDA were measured using laboratory tests.
The study aims to determine whether hypoxia affects ferroptosis-related pathways by altering GPX-4 and MDA levels. Understanding these mechanisms could provide new insights into peri-implant disease progression and help develop improved treatment strategies.
Who can participate
Age range
18 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Inclusion Criteria:
* Participants must have at least one dental implant functioning for a minimum of one year.
* No history of systemic diseases.
* No periodontal treatments (surgical or non-surgical) in the past six months.
* No use of antibiotics or other medications within the past six months.
Exclusion Criteria:
* Systemic diseases, including but not limited to:
Diabetes mellitus Rheumatoid arthritis Cardiovascular disorders Immunological disorders Mucocutaneous diseases Contagious or communicable diseases
* Medication use, including:
Immunosuppressants Steroids Non-steroidal anti-inflammatory drugs (NSAIDs) Antiepileptics Calcium channel blockers Beta-blockers Anticoagulants Hormonal contraceptives Nutritional supplements
* Pregnant or lactating women.
* Use of orthodontic appliances or removable partial dentures.
* Poorly maintained implant-supported prostheses that may interfere with peri-implant crevicular fluid collection.
Questions worth asking your doctor
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
1Based on my diagnosis and history, is this trial worth exploring for me — or is there a standard treatment we should try first?
2What does this trial's phase tell us about how much is already known about its safety and benefit?
3What would taking part actually involve for me — visits, tests, time, and travel?
4What are the known and possible risks or side effects I should weigh, and how would they be monitored?
5If this trial isn't the right fit, what other options or trials would you suggest I look into?
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
Questions for the trial coordinator
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
1What does taking part actually involve week to week — how many visits, where, and how long does each one take?
2What costs are covered by the study, and what might I have to pay for myself, including travel, parking, or time off work?
3What happens during screening, and what happens if the study team confirms I don't meet the criteria after those tests?
4Who pays for the scans, blood work, and other tests the trial requires — the study, my insurance, or me?
5How will being in the trial affect my regular care, and will my own doctor stay informed and involved?
6Can I leave the trial at any point if I change my mind, and what would happen to my care if I do?
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
What they're measuring
1
HIF-1α, GPX-4, and MDA Levels in Peri-Implant Crevicular Fluid
Timeframe: Cross-sectional measurement at a single time point