title: Multiple molecular forms of murine thymocyte-stimulating factor.
mesh_terms: D000818:Animals; D002499:Centrifugation, Density Gradient; D055598:Chemical Phenomena; D002621:Chemistry; D002850:Chromatography, Gel; D007376:Interleukin-2; D007959:Lymphocyte Culture Test, Mixed; D008222:Lymphokines; D051379:Mice; D008807:Mice, Inbred BALB C; D008809:Mice, Inbred C3H; D008970:Molecular Weight; D011487:Protein Conformation; D013696:Temperature
chemical_list: D007376:Interleukin-2; D008222:Lymphokines