Acknowledgement. Post-Transcriptional Light Regulation of Nuclear-Encoded Genes; M.E. Petracek, W.F. Thompson. Novel Methods of Introducing Pest and Disease Resistance To Crop Plants; J. Bruenn. Targeting Gene Repair in Mammalian Cells Using Chimeric Oligonucleotides; E.B. Kmiec, et al. Exploring the Mechanism of Action of Insectidal Proteins by Genetic Engineering Methods; J.L. Jenkings, D.H. Dean. Enzyme Stabilization by Directed Evolution; A. Gershenson, F.H. Arnold. Et-Cloning: Think Recombination First; J.P.P. Muyrers, et al. Growth and Genetic Modification of Human beta-Cells and beta-Cell Precursors; G.M. Beattie, et al. Elucidation of Biosynthetic Pathways by Retrodictive/Predictive Comparison of Isotopomer Patterns Determined by NMR Spectroscopy; W. Eisenreich, A. Bacher. Are Gene Silencing Mutants Good Tools for Reliable Transgene expression or Reliable Silencing of Endogenous Genes in Plants? P. Mourrain, et al. Manipulating Plant Viral RNA Transcriptional Signals; C.L. Hemenway, S.A. Lommel. Genetic Engineering Strategies for Hematologic Malignancies; T.J. Kipps. Telomerase and Cancer; M.O. Robinson. Index.