Contents 
465 Structural and Functional Studies of the T Cell Antigen Receptor 
Arthur Weiss, M.D., Ph.D. 
467 Following the Life History of Lymphocytes 
Irving L. Weissman, M.D. 
465^ Regulation of Cell Membrane Ion Channels 
Michael J. Welsh, M.D. 
473 Identification and Characterization of the Gene Responsible for 
Neurofibromatosis Type 1 
Raymond L. White, Ph.D. 
475 Mechanisms of the Biological Activities of Membrane Glycoproteins 
Don C. Wiley, Ph.D. 
477 Studies of Blood Cell Formation 
David A. Williams, M.D. 
479 Growth Factor-stimulated Cell Proliferation 
Lewis T. Williams, M.D., Ph.D. 
481 Somatic Cell Gene Transfer 
James M. Wilson, M.D., Ph.D. 
483 Normal and Abnormal Lymphocyte Growth Regulation 
Owen N. Witte, M.D. 
485 Translational Regulation 
Sandra L. Wolin, M.D., Ph.D. 
487 Molecular Genetics and Gene Therapy for Metabolic Disorders 
Savio L. C. Woo, Ph.D. 
489 Mechanism of Phototransduction in Retinal Rods and Cones 
King-Wai Yau, Ph.D. 
491 Molecular Mechanisms of Ion Channel Function 
Gary Yellen, Ph.D. 
493 Drosophila Behavior and Neuromuscular Development 
Michael W. Young, Ph.D. 
45^5 Control of Transcription by Transmembrane Signals 
Edward B. Zilf, Ph.D. 
497 Molecular Genetics of Visual Transduction 
Charles S. Zuker, Ph.D. 
45^5^ Investigators by Location 
505 Index 
XV 
