C.2 Development of tunicate cytokines: E.L. Cooper1, Z. Zhang1, D.A. Raftos2, G.S. Habicht3, G. Beck3 1Laboratory of Comparative Immunology, Department of Anatomy and Cell Biology, University of Los Angeles, CA 90024, USA, 2Immunobiology Unit, University of Technology Sydney, P.O. Box 123, Broadway, Sydney, NSW 2007, Australia, and 3Laboratory of Evolutionary Immunology, Department of Pathology, State University of New York at Stony Brook, New York, USA