dense granule

(redirected from platelet dense granules)

dense granule

Cardiology
A specialised spherical storage and secretory vesicle in platelets which contains ADP, ATP, ionised calcium, pyrophosphate and serotonin. Reduced-platelet dense-granule secretion is associated with marked protection against arterial thrombosis, inflammation, and neointimal hyperplasia after vascular injury in a mouse model.

Pathology
Dense-core granules, see there.

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