Includes bibliographies and index.; Immunophylogeny, from sponges to hagfish to mice / W.M. Hildemann -- Current status of the rat major histocompatibility complex / Elizabeth P. Blankenhorn -- The B and C systems of cattle revisited / Clyde Stormont -- Where are rhesus monkeys on the immunogenetics tree? / W.H. Stone, J.L. VandeBerg, and M. Curie-Cohen -- The arrangement, rearrangement, and diversification of antibody genes / Henry Huang, Stephen Crews, and Leroy Hood -- Regulation of memory B cell development and expression / Leonore A. Herzenberg, et al. -- Genetic factors influencing the immunogenicity of thy-1 cell surface antigens / Tommy C. Douglas, et al. -- Function, structure, and regulation of the murine C4/Slp protein variants / Donald C. Shreffler -- Macronuclear assortment and structure in Tetrahymena thermophila / R.M. Preparata, F.P. Doerder, and D.L. Nanney -- Mouse Teratocarcinoma 402AX growth in syngeneic and allogeneic hosts / Suzanne Ostrand-Rosenberg -- Fetal membrane antigens in normal development and neoplasia / Bob G. Sanders -- Homologous T cell differentiation antigens of mouse and man / Leonard A. Herzenberg and Jeffrey A. Ledbetter -- The role of dogma in the immune response / Jeffrey A. Frelinger and Brian Shigekawa -- Genetics of retrovirus-host interactions / Raymond V. Gilden, et al. -- Immunological characterization of human leukemias / Susan L. Melvin -- Epidemiology and genetics of insulin dependent diabetes mellitus in the white and black population from the southeastern United States / Ronald T. Acton, et al