Front Cover; International Review of Cytology: A Survey of Cell Biology; Copyright Page; Contents; Contributors; Chapter 1. Clathrin-Coated Vesicles in Plants; I. Historical Background; II. Function; III. Isolation; IV. Composition of Coated Vesicles; V. Uncoating; VI. Acidification; VII. Prospects and Unresolved Problems; References; Chapter 2. Peptides in the Nervous Systems of Cnidarians: Structure, Function, and Biosynthesis; I. Introduction; II. Anatomy of the Cnidarian Nervous System; III. Neurotransmission; IV. Neuropeptides; V. Peptide Receptors; VI. Biosynthesis of Neuropeptides

VII. DiscussionVIII. Perspectives; References; Chapter 3. M Cells in Peyer's Patches of the Intestine; I. Introduction; II. Lymphoid Cells in the Gut Wall; Ill. Dome Epithelium; IV. M Cells; V. Other Cells of the Dome Epithelium; VI. M Cells at Locations Outside the Gut; VII. Clinical Relevance and Perspectives; References; Chapter 4. pp125FAK in the Focal Adhesion; I. Introduction; II. Structure of FAK; Ill. Regulation of FAK Activity; IV. Downstream Effects of FAK; V. Concluding Remarks; References; Chapter 5. Feedback Inhibitors in Normal and Tumor Tissues; I. Introduction

II. Feedback InhibitionIII. Cell Proliferation; IV. Inhibitors of Hemopoietic Stem Cell Proliferation; V. Feedback Regulators and Tumor Tissues; VI. Clinical Perspectives; VII. Concluding Remarks; References; Chapter 6. The Incidence, Origin, and Etiology of Aneuploidy; I. Introduction; II. Incidence; III. Origin; IV. Etiology; V. The Role of Chromosomal Mosaicism in Humans; VI. Concluding Remarks; References; Index