IMMUNOLOGY 
Alt, Frederick W., Ph.D., Investigator 303 
The Children's Hospital, Boston 
Mechanism and Control of the Assembly of Antigen- Receptor Genes 
Atkinson, John P., M.D., Investigator 305 
Washington University School of Medicine, St. Louis 
Complement System 
Bevan, Michael J., Ph.D., Investigator 308 
University of Washington, Seattle 
Cytotoxic T Lymphocytes 
Bjorkman, Pamela J., Ph.D., Assistant Investigator 309 
California Institute of Technology 
Structural Studies of Cell Surface Molecules Involved in Recognition by the Immune 
and Nervous Systems 
Bloom, Barry R., Ph.D., Investigator 311 
Albert Einstein College of Medicine of Yeshiva University, Bronx 
Immunity and Pathogenesis of Third World Diseases: Leprosy and Tuberculosis 
Bottomly, H. Kim, Ph.D., Associate Investigator 313 
Yale University School of Medicine 
Development of Lymphocyte Subsets 
Chaplin, David D., M.D., Ph.D., Associate Investigator 316 
Washington University School of Medicine, St. Louis 
Molecular Genetics of the HLA and Cytokine Systems 
Cooper, Max D., M.D., Investigator 318 
University of Alabama at Birmingham 
Development of the Immune System 
Cresswell, Peter, Ph.D., Investigator 320 
Yale University School of Medicine 
Mechanisms of Antigen Processing 
Davis, Mark M., Ph.D., Investigator 322 
Stanford University School of Medicine 
Molecular Approaches to Lymphocyte Recognition and Differentiation 
Fischer Lindahl, Kirsten, Ph.D., Investigator 324 
University of Texas Southwestern Medical Center at Dallas 
Genetics, Structure, and Function of Histocompatibility Antigens 
Flavell, Richard A., Ph.D., Investigator 326 
Yale University School of Medicine 
Tolerance, Autoimmunity, and the Major Histocompatibility Complex 
Ghosh, Sankar, Ph.D., Assistant Investigator 330 
Yale University School of Medicine 
Regulation of NF-kB and IkB During B Cell Development 
Goodnow, Christopher C, B.V.Sc, Ph.D., Assistant Investigator 331 
Stanford University School of Medicine 
Self- tolerance Mechanisms in B Lymphocytes 
IMMUNOLOGY 293 
