Table 1.

Types of neutrophil granules and their contents.

Granule type	Contents
Azurophilic granules	myeloperoxidase, neutrophil elastase, cathepsin G, defensins, proteinase 3, azurocidin, lysozyme
Specific granules	collagenase, gelatinase, lipocalin 2, pentraxin 3, cathelicidin, matrix metalloprotease 8, lactoferrin, haptoglobin, lysozyme, cytochrome b558, CD11b, formyl peptide receptor
Gelatinase granules	Collagenase, acyl transferase, cathepsins, gelatinase
Secretory granules	CD11b, cytochrome b558, alkaline phosphatase, formyl peptide receptor