Faecal calprotectin—ready for prime time?

Introduction Calprotectin is a heterodimer of calcium-binding proteins which belongs to the S-100 protein family. It is released from neutrophils and monocytes during cellular activation (or death) at sites of active inflammation, and accounts for upto 60% of the cytosolic protein in the granules of these cells. It is a highly stable protein, resists enzymatic…