title: A simple inexpensive method for demonstrating in vitro leukocyte migration.
mesh_terms: D000818:Animals; D000941:Antigens; D002464:Cell Migration Inhibition; D003365:Costs and Cost Analysis; D005069:Evaluation Studies as Topic; D006168:Guinea Pigs / Q000276:immunology; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000175:diagnosis; D007962:Leukocytes / Q000276:immunology*; D008722:Methods; D014374:Tuberculin Test
chemical_list: D000941:Antigens