Developmental Aspects of the Cell Cycle

List of Contributors

Preface


1. The Cell Cycle and Cell Differentiation in Trypanosomatids

I. Introduction

II. Life Cycles and Cell Differentiation

III. Cell Cycles and Differentiation

References


2. Characteristics of Macronuclear RNA in the Cell Cycle of Synchronized Tetrahymena

I. Introduction

II. Nucleocytoplasmic Interactions

III. Stomatogenesis and Polyribosomal Assembly

IV. Nucleic Acid Synthesis

V. Summary and Concluding Remarks

References


3. Cell Transformation Studies on the Amoeba-Flagellate, Naegleria gruberi

I. Introduction

II. Historical Aspects

III. Modern Studies

IV. Concluding Remarks

References


4. Temporal Patterns in the Ciliated Protozoa

I. The Nature of Temporal Events

II. Maturity Patterns in Tetrahymena

III. Mechanisms of Temporal Control

IV. Concluding Remarks

References


5. Mitosis and Differentiation in Hydra Morphogenesis

I. Introduction

II. Structural Aspects

III. Selection of Experimental Hydra

IV. Techniques for Analyzing Mitosis in Hydra

V. Effects of Mitotic Inhibitors on Regeneration and Morphogenesis

VI. Concluding Remarks

References


6. Radiation Responses during the Mitotic Cycle of the Sea Urchin Egg

I. Introduction

II. General Effects of Irradiating Gametes or Zygotes

III. Effects on Sperm

IV. Effects on Unfertilized Eggs

V. Cyclical Changes

VI. Questions Concerning Targets

VII. General Conclusions and Considerations for the Future

References


7. Cell Division and Transcription in Developing Frog Embryos

I. Relation of Cell Division to Differentiation

II. RNA Synthesis in Developing Frog Embryos

III. Relation of Transcription to Time of DNA Replication

IV. Effect of Rate and Number of Divisions on Transcription

V. Summary

References


8. Relationship between Cell Proliferation and Cytodifferentiation in Embryonic Chick Tissues

I. Introduction

II. Review of Individual Developing Systems

III. Discussions and Conclusions

References


9. Studies on Cellular Proliferation and Chondrogenesis

I. Introduction

II. Cell Cycle and Chondrogenesis

III. Discussion

IV. Summary

References


10. Differentiation of the Male Germ Cell

I. Introduction

II. The Cycle of the Seminiferous Epithelium

III. Gametogenesis

IV. Final Stages of Spermatozoan Differentiation—The Female Reproductive Tract

References


11. Immunoglobulin Production in Proliferating Lymphoid Cells

I. Introduction

II. Immunoglobulin Synthesis in Relation to Culture Dynamics

III. Immunoglobulin Gene Expression during the Cell Cycle

IV. Discussion

V. Summary

References


12. Initial Stages of Cellular Differentiation in the Blood-Forming System of the Mouse

I. Introduction

II. Cellular Organization in the Hemopoietic System

III. Regulation of Stem Cell Functions

IV. Summary

References


13. Hormonal Regulation of Cell Proliferation and Differentiation

I. Introduction

II. Hormonal Regulation of Cell Proliferation

III. Hormone-Dependent Cell Differentiation

IV. Relationship of Proliferation to Differentiation

V. Some Possible Mechanisms in Hormonal Regulation of Gene Expression

VI. Summary

References

Author Index

Subject Index