Spit test could spot gum disease early, small study suggests
NCT ID NCT06402877
First seen Jun 24, 2026 · Last updated Aug 13, 2026 · Updated 4 times
Summary
This study looked at three substances in saliva—Adseverin, 1-alpha defensin, and sRANKL—to see if they differ between people with healthy gums, gingivitis, or periodontitis. Researchers collected saliva from 60 non-smoking, systemically healthy adults and measured these biomarkers. The goal was to find possible links between these substances and the severity of gum disease, which could lead to a simple diagnostic tool in the future.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this research could point toward a simple saliva test to help diagnose or monitor gum disease.
- What could go wrong
- This is a small, completed observational study (60 people) that only measures biomarkers—it does not test a treatment. The findings may not lead to a practical diagnostic tool.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
-
60 people
The number who actually took part.
- Started
-
Jun 2024
- Finished
-
Nov 2025
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Systemically healthy (The determination of healthy volunteers will be based on the statements of the patients in the anamnesis. No additional examinations will be made.) At least twenty permanent teeth in the mouth Non-smoker No medication for continuous use Those who have not used antibiotics, anti-inflammatory and systemic corticosteroid drugs in the last 6 months. Not in pregnancy or lactation period. For the periodontitis group that has not received periodontal treatment in the last 6 months For the periodontitis group; According to the evaluation made in 6 regions of each tooth, individuals with 30% or more bleeding on probing area, at least 2 teeth not adjacent to each quarter jaw with a depth of 5 mm or more and 4 mm or more attachment loss, coronal 1/3 and more on radiography (horizontal and / or vertical) bone loss For the gingivitis group; According to the evaluation made in 6 regions of each tooth, individuals with 10% or more bleeding on probing area, having a probing depth
- Ages
-
20 to 60 years
- Sex
-
Anyone
- Healthy volunteers
-
Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: Systemically healthy (The determination of healthy volunteers will be based on the statements of the patients in the anamnesis. No additional examinations will be made.) At least twenty permanent teeth in the mouth Non-smoker No medication for continuous use Those who have not used antibiotics, anti-inflammatory and systemic corticosteroid drugs in the last 6 months. Not in pregnancy or lactation period. For the periodontitis group that has not received periodontal treatment in the last 6 months For the periodontitis group; According to the evaluation made in 6 regions of each tooth, individuals with 30% or more bleeding on probing area, at least 2 teeth not adjacent to each quarter jaw with a depth of 5 mm or more and 4 mm or more attachment loss, coronal 1/3 and more on radiography (horizontal and / or vertical) bone loss For the gingivitis group; According to the evaluation made in 6 regions of each tooth, individuals with 10% or more bleeding on probing area, having a probing depth of less than 4mm and no attachment loss For healthy group; According to the evaluation made in 6 regions of each tooth,individuals with less than 10% bleeding on probing area, having a probing depth less than 4mm and no loss of attachment were included in the study. Exclusion Criteria: Any oral or systemic disease Regularly using a systemic medication During pregnancy or lactation Received periodontal treatment within the last 6 months. Those who received antibiotic, anti-inflammatory or systemic corticosteroid medication in the last 6 months Smokers are not included in the study
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Gingivitis are added.
Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Izmir Katip Çelebi University Department of Periodontology
Izmir, Çiğli, 35640, Turkey (Türkiye)
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Could a pill replace an IV for gum surgery pain relief?
- Can everyday supplements boost gum disease therapy?
- Seeing your gums in 3D: can personalized images spark better brushing?
- Can pulling a loose tooth and putting it back save it?
- Gum fluid proteins eyed as link between smoking and periodontitis
- Gum fluid holds clues to Behçet's disease puzzle