title: The phylogeny of interleukin-2.
mesh_terms: D000663:Amphibians / Q000276:immunology; D000818:Animals; D001717:Birds / Q000276:immunology; D005399:Fishes / Q000276:immunology; D006801:Humans; D007376:Interleukin-2 / Q000235:genetics / Q000276:immunology* / Q000302:isolation & purification; D008213:Lymphocyte Activation; D008322:Mammals / Q000276:immunology; D009857:Oncogenes; D010802:Phylogeny; D014981:Xenopus / Q000276:immunology
chemical_list: D007376:Interleukin-2