The Early Development of the Neopallial Wall and Area Choroidea in Fetal Rats: A Light and Electron Microscopic Study

ISBN-13: 9783540539100 / Angielski / Miękka / 1991 / 76 str.

Karl E. Astram; Henry Def Webster

Opis

This monograph considers the early preneural period of brain development and the early development of the neopallial wall and the choroidal area in vertebrates before the appearance of nerve cells. It includes original research and a review of pertinent literature.

Spis treści

1 Introduction.- 2 Nomenclature.- 3 Material and Methods.- 4 Neopallial Wall.- 4.1 Perikarya and Nuclei.- 4.2 Inner and Outer Processes.- 4.3 Ventricular (Apical) Ends.- 4.4 Pial (Basal) Ends.- 4.5 Relations Between Columnar Cells.- 4.6 Mitotic Cells.- 4.7 Nerve Cells.- 4.8 Surrounding Tissues.- 5 Area Choroidea.- 5.1 Perikarya and Nuclei.- 5.2 Inner and Outer Processes.- 5.3 Apical Portions (Bulbous Protrusions).- 5.4 Basal Portions.- 5.5 Relations Between Roof Cells.- 5.6 Cell Death.- 5.7 Comparison Between Columnar Cells in the Area Choroidea and the Telencephalic Wall.- 6 Discussion: Neopallial Wall.- 6.1 Nature of Columnar Cells.- 6.2 Columnar Cell Mitosis and Radial Growth.- 6.3 Cytogenesis of Columnar Cells.- 6.4 Organogenesis of the Telencephalic Wall.- 6.5 Functions of Columnar Cells.- 6.5.1 Mechanical Functions.- 6.5.2 Metabolic Functions.- 6.5.3 Germinal Functions.- 7 Discussion: Area Choroidea.- 7.1 Epithelial Polarity.- 7.2 Metabolic Functions.- 7.3 Transport of Fluid.- 7.4 Area Choroidea as a Gland.- 7.5 Absorptive Functions.- 8 Summary.- References.