Delayed hypersensitivity in hay-fever.
D000818:Animals; D002465:Cell Movement; D006168:Guinea Pigs; D006801:Humans; D006968:Hypersensitivity, Delayed; D007962:Leukocytes / Q000276:immunology; D008264:Macrophages / Q000276:immunology; D006255:Rhinitis, Allergic, Seasonal / Q000276:immunology*