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[Adhesion molecules in leukocyte and endothelium interactions]
1Oddelenie klinickej imunológie Ustavu preventívnej a klinickej medicíny, Bratislave, Slovakia.
Bratislavske Lekarske Listy
|April 1, 1995
Summary
Leukocyte-endothelial cell interactions are crucial for understanding vascular injury. Adhesion molecules mediate leukocyte migration, offering therapeutic targets for inflammatory diseases.
Area of Science:
- Immunology
- Vascular Biology
- Cellular Biology
Context:
- Leukocyte-endothelial cell interactions govern leukocyte migration and vascular permeability.
- These interactions are vital for understanding vascular injury mechanisms.
- Adhesion molecules (ADM) on blood cells and endothelium are key to leukocyte adhesion and migration.
Purpose:
- To review the role of leukocyte-endothelial cell interactions in vascular processes.
- To highlight the significance of adhesion molecules in immune responses.
- To discuss the potential of ADM as therapeutic targets.
Summary:
- Leukocyte migration and vascular permeability are modulated by leukocyte-endothelial cell interactions.
- Adhesion molecules, including selectins, integrins, and immunoglobulin superfamily members, facilitate leukocyte adhesion and transendothelial migration.
- Cytokines influence these bidirectional interactions by altering adhesion receptor expression, thereby regulating leukocyte extravasation into inflamed tissues.
- Von Willebrand factor (vWf) serves as a marker for endothelial cell injury and bridges platelets to the subendothelium in injured vessels.
Impact:
- Understanding these interactions provides insights into vascular injury.
- Adhesion molecules involved in immune reactions are potential targets for novel therapeutic strategies.
- Targeting ADM may lead to new treatments for inflammatory and other diseases.