Contents 
23 Genetic Control of Morphogenesis in Drosophila 
Philip A. Beachy, Ph.D. 
25 Molecular Studies of Human Genetic Disease 
Arthur L. Beaudet, M.D. 
27 Molecular Genetics of Diabetes Mellitus 
Graeme I. Bell, Ph.D. 
29 Development of the Drosophila Peripheral Nervous System 
Hugo J. Bellen, D.V.M., Ph.D. 
31 Genetic Manipulation of Hematopoietic Stem Cells 
John W. Belmont, M.D., Ph.D. 
33 Proteins of the Spectrin- based Membrane Skeleton 
G. Vann Bennett, M.D., Ph.D. 
35 TNF and the Molecular Pathogenesis of Shock 
Bruce A. Beutler, M.D. 
37 Cytotoxic T Lymphocyte Recognition 
Michael J. Bevan, Ph.D. 
39 Vascular Endothelium in Inflammation and Metastasis 
Michael P. Bevilacqua, M.D., Ph.D. 
41 Structural Studies of Molecules Involved in the Immune Recognition 
of Infected Cells 
Pamela J. Bjorkman, Ph.D. 
43 Mechanisms of Insulin Action 
Perry J. Blackshear, M.D., D.Phil. 
45 Intracellular Protein Traffic and Nuclear Organelles 
Giinter Blobel, M.D., Ph.D. 
47 Immunity and Pathogenesis of Third World Diseases: Leprosy 
and Tuberculosis 
Barry R. Bloom, Ph.D. 
49 Molecular Biology of the Extracellular Matrix 
Jeffrey F. Bonadio, M.D. 
51 Functional Heterogeneity in CD4-bearing T Lymphocytes 
H. Kim Bottomly, Ph.D. 
53 Retroviral Replication 
Patrick O. Brown, M.D., Ph.D. 
55 Regulation of Cellular Processes by Protein- Tyrosine Phosphorylation 
Joan S. Brugge, Ph.D. 
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