Contents 
315 Mammalian Development and Disease 
Richard D. Palmiter, Ph.D. 
31 7 Regulation of Gene Expression in Steroid Hormone Biosynthesis 
Keith L. Parker, M.D., Ph.D. 
319 Molecular Neuroimmunology 
Donald G. Payan, M.D. 
321 Molecular Basis of Lymphocyte Signaling 
Roger M. Perlmutter, M.D., Ph.D. 
323 Genetic Dissection of a Signal Transduction Pathway in 
Drosophila melanogaster 
Norbert Perrimon, Ph.D. 
325 Gene Regulation and Immunodeficiency 
B. Matija Peterlin, M.D. 
327 Mechanism of Action of Polypeptide Growth Factors 
Linda J. Pike, Ph.D. 
329 Protein Structures, Molecular Recognitions, and Functions 
Florante A. Quiocho, Ph.D. 
331 Molecular Approaches to Olfaction 
Randall R. Reed, Ph.D. 
333 The Molecular Basis of Hereditary Diseases of the Kidney 
Stephen T. Reeders, M.D. 
335 Extracellular Factors Affecting Neuron Development 
Louis F. Reichardt, Ph.D. 
33 7 Molecular Genetics of RNA Processing and Behavior 
Michael Rosbash, Ph.D. 
339 Molecular Mechanisms of Transcription, Regulation, and Development 
of the Neuroendocrine System 
Michael G. Rosenfeld, M.D. 
341 Development of the Drosophila Visual System 
Gerald M. Rubin, Ph.D. 
345 The Regulation of Blood Coagulation 
J. Evan Sadler, M.D., Ph.D. 
347 Molecular Mechanism of Transmembrane Signal Transduction by 
G Protein-coupled Receptors 
Thomas P. Sakmar, M.D. 
349 Molecular Genetics of Development in Drosophila 
Shigeru Sakonju, Ph.D. 
