title: Mast cells in the upper respiratory tract.
mesh_terms: D000328:Adult; D000937:Antigen-Antibody Reactions; D003080:Cold Temperature; D003238:Connective Tissue; D006025:Glycosaminoglycans / Q000378:metabolism; D006493:Heparin; D006636:Histamine Release; D006801:Humans; D008297:Male; D008407:Mast Cells; D012141:Respiratory Tract Infections; D006255:Rhinitis, Allergic, Seasonal; D012701:Serotonin; D012882:Skin Tests; D014420:Turbinates
chemical_list: D006025:Glycosaminoglycans; D012701:Serotonin; D006493:Heparin