title: Isolation of an "antigen" from malignant tumours.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D000951:Antigens, Neoplasm / Q000302:isolation & purification*; D002462:Cell Membrane / Q000276:immunology; D002464:Cell Migration Inhibition; D002845:Chromatography; D002850:Chromatography, Gel; D004586:Electrophoresis; D006168:Guinea Pigs; D006801:Humans; D008264:Macrophages / Q000276:immunology; D008970:Molecular Weight; D009363:Neoplasm Proteins / Q000302:isolation & purification*; D014364:Tryptophan / Q000032:analysis
chemical_list: D000596:Amino Acids; D000951:Antigens, Neoplasm; D009363:Neoplasm Proteins; D014364:Tryptophan