title: On the reactivity of human leukocytes to PPD in Clausen's agarose migration technique.
mesh_terms: D001769:Blood; D002464:Cell Migration Inhibition; D003864:Depression, Chemical; D004305:Dose-Response Relationship, Drug; D006801:Humans; D007962:Leukocytes / Q000187:drug effects / Q000276:immunology*; D007959:Lymphocyte Culture Test, Mixed; D008722:Methods; D011134:Polysaccharides; D011691:Puromycin / Q000494:pharmacology; D013997:Time Factors; D014373:Tuberculin / Q000008:administration & dosage; D014470:Umbilical Cord
chemical_list: D011134:Polysaccharides; D014373:Tuberculin; D011691:Puromycin