From risk factors to molecular targets: clinical associations and molecular docking insights into phthalate-associated diabetic retinopathy - Report - MDSpire

From risk factors to molecular targets: clinical associations and molecular docking insights into phthalate-associated diabetic retinopathy

  • By

  • Zhiwei Xu

  • Shi Bai

  • Caidi He

  • Xiaobei Lv

  • Qin Li

  • Qile Mao

  • Haijian Wu

  • Peter Wang

  • May 13, 2026

  • 0 min

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Clinical Report: Identifying Risk Factors and Molecular Targets in Diabetic Retinopathy

Overview

This study identifies novel risk factors for diabetic retinopathy (DR) and explores the role of phthalate exposure in its pathogenesis. Key findings include associations between outdoor time, vitamin D levels, electronic device use, and urinary phthalates with DR risk.

Background

Diabetic retinopathy is a significant complication of diabetes, affecting approximately 22.27% of diabetic patients globally. The increasing prevalence of DR necessitates the identification of modifiable risk factors to improve patient outcomes. Understanding environmental influences, such as phthalate exposure, may provide new insights into DR prevention and management.

Data Highlights

FactorOdds Ratio (OR)95% Confidence Interval (CI)
Weekday outdoor time3.181.36–7.95
Serum epi-25-hydroxyvitamin D30.800.64–0.97
Electronic device use0.670.43–0.98
Cataract11.01.77–99.8

Key Findings

  • Longer weekday outdoor time is associated with higher odds of DR (OR = 3.18).
  • Higher serum levels of epi-25-hydroxyvitamin D3 correlate with lower odds of DR (OR = 0.80).
  • Less electronic device use correlates with lower odds of DR (OR = 0.67).
  • Cataract presence is strongly associated with DR (OR = 11.0).
  • Urinary levels of mono-isobutyl phthalate (MiBP) show inverse associations with DR.
  • Network toxicology identified 123 overlapping target genes related to DR pathways.

Clinical Implications

Healthcare professionals should consider environmental exposures, such as phthalates, when assessing DR risk. Additionally, promoting outdoor activities and monitoring vitamin D levels may be beneficial in reducing DR incidence. Regular screening remains essential for early detection and intervention.

Conclusion

This study underscores the importance of identifying both clinical and environmental risk factors for diabetic retinopathy. Further research is warranted to explore the mechanisms linking phthalate exposure to DR.

Related Resources & Content

  1. Retinal Physician, Retinal Physician, 2011 -- Using Biomarkers for Retinal Disease Risk Assessment and Management
  2. Retinal Physician, Retinal Physician, 2022 -- The Impact of Pregnancy on Diabetic Retinopathy and Its Implications
  3. Retinal Physician, Retinal Physician, 2015 -- Novel Methods and Diagnostic Tools in Diabetic Retinopathy
  4. PubMed, PubMed, 2026 -- Standards of Care in Diabetes-2026
  5. Optometric Management — Combatting inflammation in diabetic retinopathy
  6. Endocrine Disrupting Chemicals Report 2024
  7. 12. Retinopathy, Neuropathy, and Foot Care: Standards of Care in Diabetes-2026 - PubMed
  8. Four-Year Visual Outcomes in the Protocol W Randomized Trial of Intravitreous Aflibercept for Prevention of Vision-Threatening Complications of Diabetic Retinopathy | Trials | JAMA | JAMA Network

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