Definition
diapedesis
noun
- The passage of blood cells, especially white blood cells, through the walls of capillaries into surrounding tissue.
Usage: medical/anatomical term; also called extravasation in some contexts
Examples
- Diapedesis allows white blood cells to leave the bloodstream and reach infected tissues.
- During inflammation, diapedesis increases as immune cells migrate to the affected area.
- The process of diapedesis is essential for the body's immune response to infection.
- Researchers studied diapedesis to understand how leukocytes infiltrate tumors.
- Endothelial cells regulate diapedesis by controlling the permeability of blood vessel walls.