P-selectin is a Ca (2+) -dependent receptor on myeloid cells that specifically binds to carbohydrates on neutrophils and monocytes.It mediates interactions between activated endothelial cells or platelets and leukocytes by recognizing sialic acid-Lewis X.P-Selectin Protein, Mouse (HEK293, Fc) is the recombinant mouse-derived P-Selectin protein, expressed by HEK293 , with C-hFc labeled tag.