title: Lack of transfer factor in guinea-pig leishmaniasis.
mesh_terms: D000818:Animals; D000941:Antigens; D006168:Guinea Pigs; D006968:Hypersensitivity, Delayed; D007116:Immunization, Passive; D007896:Leishmaniasis / Q000276:immunology*; D007962:Leukocytes; D008213:Lymphocyte Activation; D012882:Skin Tests
chemical_list: D000941:Antigens