title: Histamine and heparin in mast-cells. Why both?
mesh_terms: D006493:Heparin / Q000378:metabolism*; D006632:Histamine / Q000378:metabolism*; D006801:Humans; D008407:Mast Cells / Q000737:chemistry*
chemical_list: D006632:Histamine; D006493:Heparin
keywords: HEPARIN/metabolism; HISTAMINE/metabolism; MAST CELLS/chemistry