a granules
Large, rodlike, or filamentous granules found in several types of cells, especially platelets where they are the most numerous type of granule; contain secretory proteins, including fibrinogen, fibronectin, fibrospondin, von Willebrand factor (collectively known as adhesive proteins) and other proteins (platelet factor 4, platelet-derived growth factor, coagulation factor V, etc.).
(05 Mar 2000)
Terms mentioned in text: large, filamentous, granules, types, cells, platelets, secretory proteins, fibrinogen, fibronectin, von willebrand factor, adhesive, proteins, proteins, platelet factor 4, platelet-derived growth factor, coagulation factor
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