title: Evolutionary origin of lymphokines.
mesh_terms: D000818:Animals; D000845:Annelida; D001402:B-Lymphocytes; D005075:Biological Evolution; D002468:Cell Physiological Phenomena; D002477:Cells / Q000276:immunology; D003063:Cnidaria; D004285:Dogs; D056890:Eukaryota; D006458:Hemolymph / Q000276:immunology; D006649:Histocompatibility Antigens / Q000235:genetics; D037102:Lectins / Q000494:pharmacology; D008222:Lymphokines; D008264:Macrophages / Q000276:immunology; D051379:Mice; D008974:Mollusca; D013215:Starfish; D013601:T-Lymphocytes; D014561:Urochordata
chemical_list: D006649:Histocompatibility Antigens; D037102:Lectins; D008222:Lymphokines