Occludin-mediated barrier dysfunction and its role in cardiovascular and cerebrovascular pathogenesis - Report - MDSpire

Occludin-mediated barrier dysfunction and its role in cardiovascular and cerebrovascular pathogenesis

  • By

  • Wei Xu

  • Tongzhang Xu

  • Huang Long

  • Qin Jiang

  • Weifang Liao

  • May 8, 2026

  • 0 min

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Clinical Report: The Impact of Occludin Dysfunction on Vascular Barrier Integrity

Overview

Occludin (OCLN) dysfunction significantly impacts vascular barrier integrity, contributing to various cardiovascular and cerebrovascular diseases. This report highlights the dual role of OCLN in barrier damage and inflammatory responses, emphasizing its potential as a therapeutic target.

Background

Cardiovascular and cerebrovascular diseases are leading causes of morbidity and mortality globally, with vascular dysfunction playing a critical role in their pathogenesis. Occludin, a key tight junction protein, is essential for maintaining endothelial barrier integrity. Understanding OCLN's role in these diseases is crucial for developing targeted therapeutic strategies.

Data Highlights

No specific numerical data provided in the article.

Key Findings

Rephrase findings for clarity and ensure they are supported by the source material.

Clinical Implications

Clinicians should consider the role of OCLN in vascular barrier integrity when managing patients with cardiovascular and cerebrovascular diseases. Targeting OCLN may offer new therapeutic avenues to mitigate vascular leakage and inflammatory responses.

Conclusion

Reiterate the importance of OCLN in specific diseases and suggest areas for future research.

Related Resources & Content

  1. Torices et al., Brain, 2021 -- Occludin's Role in Protecting Against HIV and Ischemic Stroke
  2. Acta Neuropathologica, 2018 -- Morphological Functionality of the Blood-Brain Barrier in Health and Disease
  3. Acta Neuropathologica, 2024 -- The Role of β-amyloid, Tau, and α-synuclein in Compromising the Blood-Brain Barrier in Neurodegenerative Diseases
  4. 2026 Guideline for the Early Management of Patients With Acute Ischemic Stroke: A Guideline From the American Heart Association/American Stroke Association
  5. Acta Neuropathologica — Interactions Between Macrophages and Endothelial Cells in the Neurovascular Unit
  6. Phased blood-brain barrier disruption in ischaemic stroke: implications for therapy?
  7. Inflammation and Cardiovascular Disease: 2025 ACC Scientific Statement
  8. 2026 Guideline for the Early Management of Patients With Acute Ischemic Stroke: A Guideline From the American Heart Association/American Stroke Association

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