Term Name:	specific granule
Synonyms:	secondary granule
Definition:	Granule with a membranous, tubular internal structure, found primarily in mature neutrophil cells. Most are released into the extracellular fluid. Specific granules contain lactoferrin, lysozyme, vitamin B12 binding protein and elastase.
Ontology:	GO: Cellular Component [GO:0042581]    QuickGO    AmiGO