Meaning & use
Diapedesis
Last updated
The passage of blood cells, especially white blood cells, through the walls of capillaries into surrounding tissue.
See it in a sentence
Diapedesis allows white blood cells to reach an infection site outside the bloodstream.
Inflammation triggers diapedesis as immune cells squeeze between capillary walls.
A note on using this word
From the Greek 'dia-' (through) and 'pedan' (to leap), reflecting how cells appear to leap through vessel walls.
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