Identifying a biomarker for diabetic retinopathy

Biomarker of Diabetic Retinopathy

Observational Indiana University · NCT05079399

This study is trying to find a blood marker that can help show how healthy the eye blood vessels are in people with diabetic retinopathy.

Quick facts

Study typeObservational
Enrollment192 (estimated)
Ages18 Years and up
SexAll
SponsorIndiana University Academic / other
Locations3 sites (Carmel, Indiana and 2 other locations)
Trial IDNCT05079399 on ClinicalTrials.gov

What this trial studies

This observational study aims to discover a biomarker that indicates the health status of retinal blood vessels in patients with diabetic retinopathy, a common complication of diabetes. By analyzing specialized cells in the blood, researchers hope to find a reliable marker that can provide insights into the condition of the retina. Participants will undergo blood draws to facilitate this analysis. The study focuses on individuals with established type 2 diabetes who meet specific eligibility criteria.

Who should consider this trial

Good fit: Ideal candidates for this study are individuals with established type 2 diabetes who have not undergone certain eye treatments.

Not a fit: Patients with a history of malignancy, acute infections, or other specified eye conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved diagnosis and monitoring of diabetic retinopathy, enhancing patient care.

How similar studies have performed: While the approach of identifying biomarkers in diabetic retinopathy is being explored, this specific study's methodology is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Ability to cooperate with imaging procedures.
* Health status: established type 2 diabetes
* No history of panretinal photocoagulation (PRP)
* No history of treatment with intravitreal agents for past 12 months

Exclusion Criteria:

* Previous or current malignancy
* Acute or chronic infection (HIV, hepatitis B or C, tuberculosis)
* Cerebral vascular accident or cerebral vascular procedure
* Current pregnancy
* History of organ transplantation
* Presence of a graft (to avoid any effect of the graft)
* History of previous vitrectomy
* Subjects with a history of age-related macular degeneration age-related macular degeneration (AMD), glaucoma, uveitis, and branched or central vein occlusion.

Where this trial is running

Carmel, Indiana and 2 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Diabetic Retinopathy
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.