International Review of Cytology presents current advances and comprehensive reviews in cell biology both plant and animal. Authored by some of the foremost scientists in the field, each volume provides up-to-date information and directions for future research. Articles in this volume address Multifunctional Arm Repeat Domains in Plants, Bacterial Cell Division: The Mechanism and its Precision, Plant Prevacuolar/ Endosomal Compartments, Role of Pheripherin/rds in Vertebrate Photoreceptor Architecture and Inherited Retinal Degenerations, Structural and Immunocytochemical Characterization of Keratinization in Vertebrate Epidermis and Epidermal Derivatives.