Transcriptional Controls.- Patterns of DNA Methylation and Expression of Genes.- Chromatin Structure and Protein-DNA Interactions in the 5?-Flanking Region of the Chicken Lysozyme Gene.- Nuclease Activation in Programmed Cell Death.- Regulation of Gene Expression.- Regulation of Alpha-Amylase Gene Expression.- Multiple Control Elements Associated with the Human ?-Globin Gene.- Coordinate Genotypic and Phenotypic Expression as Differentiation Markers in Human Lymphoid Malignancies.- Activation of RAS Oncogenes in Multistage Carcinogenesis of Mouse Skin.- The Interactions of Herpes Simplex Virus with Differentiated Cells.- Transformation of Human Cells by Viral and Cellular Oncogenes.- Tissue-Specific Expression of Cloned Chicken Crystallin Genes in Mammalian Cells.- The Expression of Genes Injected into Oocytes and Eggs of Xenopus Laevis.- Expression of Cloned Muscle-Specific Genes in Transfected Cells and Transgenic Mice.- Expression of the Exogenous Chicken ?-Crystallin Genes Incorporated in Mouse Teratocarcinoma Cells.- Developmental Events at the Cellular Level.- Extra-Lenticular Crystallins.- Glial Cell Lineages and Differentiation in the Rat Optic Nerve.- Regulation of Keratinization During the Development of the Avian Feather and Scutate Scale.- Communications Between Cells and the Construction of Tissues.- Responses of Metastatic Rhabdomyosarcoma Cells and Normal Myoblasts to Growth Factors Derived from Normal Tissues.- Comparison of the Effect of Fibroblast Growth Factor and Exogenous Extracellular Matrices on the Proliferation and Phenotypic Expression of Chondrocytes In Vitro.- Cells Into Organs.- Evolution of Gene Families and Control Mechanisms.- Crystallins: The Families of Eye Lens Proteins.- Immunological Analysis of ?-Crystallin Expressed in Various Tissues of the Chick In Vivo and In Vitro.- The Evolution of Control Mechanisms in Cellular Differentiation.- Final Discussion.- Coordinated Regulation of Gene Expression.- Demonstrations.- Quantitation and Localisation of Chick ?-Crystallin Gene Transcription in Developing Non-Lens Tissue.- Identification and Characterization of a Chick ?A2 Crystallin Genomic Clone and Preliminary Identification of a Chick ?-Cry stallin cDNA Clone.- Retinoic Acid is Lentoidogenic but Differentially Affects ?-Crystallin Expression by Chick Lens Cells In Vitro.- Contributors.