Front Cover; Current Topics in Developmental Biology, Volume 1; Copyright Page; Contents; Contributors; Preface; Remarks; Chapter 1. On ""Masked"" Forms of Messenger RNA in Early Embryogenesis and in Other Differentiating Systems; I. Introduction; II. On ""Masked"" mRNA in Unfertilized Eggs; III. On ""Masked"" mRNA in Early Developing Embryos and in a Number of Other Differentiating Systems; IV. Experimental Data on the Existence of mRNA-Carrying Postribosomal Particles in Animal Cells; V. Experimental Data on the Existence of Masked Polyribosomes
II. The Succession of Developmental Events and the Regulated Appearance of Specific Biochemical ProductsIII. Alteration of the Overall Developmental Program in Mutant Strains; IV. FR-17, a Temporally Deranged Mutant; V. The Regulatory Program for UDP-Gal Polysaccharide Transferase; VI. Specific Requirements for RNA and Protein Synthesis in the Transferase Program; VII. The Role of Protein Synthesis during Genetic Transcription; References; Chapter 4. The Molecular Basis of Differentiation in Early Development of Amphibian Embryos; I. Introduction; II. Test Methods for Inducing Factors
III. Isolation and Properties of the Mesoderm-Inducing FactorIV. Characteristics of the Mesoderm-Inducing Factor; V. Mechanism of Action; VI. RNA Metabolism; VII. Intracellular Distribution of the Inducing Factors; VIII. Changes in Cell Affinities; IX. Formation of Complex Organ Structures; X. Summary; References; Chapter 5. The Culture of Free Plant Cells and Its Significance for Embryology and Morphogenesis; I. Introduction; II. The Historical Setting: The Concepts of Haberlandt; III. Chemical Stimuli to Growth and Morphogenesis
IV. From Plant Tissue and Organ Cultures to Free Cell CulturesV. Free Plant Cells in Culture: Their Morphology and Division; VI. From Free Cells to Flowering Plants: The Case of the Carrot Plant; VII. Free Cells to Plants: Other Examples; VIII. Other Relevant Studies on Embryogenesis and Morphogenesis; IX. Concluding Remarks; References; Chapter 6. Genetic and Variegation Mosaics in the Eye of Drosophila; I. Introduction; II. Genetic Mosaics and the Development of the Eye; III. Variegation; IV. Conclusions; References; Chapter 7. Biochemical Control of Erythroid Cell Development
VI. General Conclusion and Hypothetical SchemeVII. Summary; References; Chapter 2. The Transcription of Genetic Information in the Spiralian Embryo; I. Introduction; II. Nucleic Acid and Protein Synthesis during Embryogenesis; III. Cleavage and Early Development; IV. Oogenesis and Gene Transcription; V. Morphogenesis and Gene Transcription; VI. Precocious Segregation and Gene Transcription; VII. Discussion; VIII. Summary; References; Chapter 3. Some Genetic and Biochemical Aspects of the Regulatory Program for Slime Mold Development; I. Introduction