Contents 
93 Mechanisms of Antigen Processing 
Peter Cresswell, Ph.D. 
95 Regulation of Human Retroviral Gene Expression 
Bryan R. Cullen, Ph.D. 
"97 Mechanism of Retrovirus Infection 
James M. Cunningham, M.D. 
99 The Nuclear Pore Complex 
Laura I. Davis, Ph.D. 
1 01 Molecular Approaches to T Lymphocyte Recognition and Differentiation 
Mark M. Davis, Ph.D. 
103 Signal Transduction by the Epidermal Growth Factor Receptor 
Roger J. Davis, Ph.D. 
105 Traffic of Synaptic Vesicle Proteins in Neurons and Endocrine Cells 
Pietro De Camilli, M.D. 
107 Three-Dimensional Structures of Biological Macromolecules 
Johann Deisenhofer, Ph.D. 
109 Molecular Mechanisms of Lymphocyte Differentiation 
Stephen V. Desiderio, M.D., Ph.D. 
113 Transcription Control During Early Drosophila Development 
Claude Desplan, Ph.D. 
115 Immune Evasion by Parasites Causing Tropical Diseases 
John E. Donelson, Ph.D. 
11 7 Post-transcriptional Regulation of Gene Expression, RNA-Protein 
Complexes, and Nuclear Structures 
Gideon Dreyfuss, Ph.D. 
119 Genetic Basis of Hearing Loss 
Geoffrey M. Duyk, M.D., Ph.D. 
121 Molecular Genetics of Intracellular Protein Sorting 
Scott D. Emr, Ph.D. 
123 Mechanisms Involved in Preventing Unwanted Blood Clots 
Charles T. Esmon, Ph.D. 
125 Molecular Genetics of Steroid and Thyroid Hormone Receptors 
Ronald M. Evans, Ph.D. 
129 Molecular Mechanisms Involved in the Actions of Calcium-mediated 
Hormones 
John H. Exton, M.D., Ph.D. 
