The acclaimed International Review of Cytology series presents current advances and reviews in cell biology, both plant and animal. Articles address structure and control of gene expression, nucleocytoplasmic interactions, control of cell development and differentiation, and cell transformation and growth. Contributors to this volume include Giacomo Azzali, Annalena Civinini, Isabelle Creveaux, Bernard Dastugue, Arnold De Loof, Robert Didier, Steven K. Fisher, Nicolas Goncalves-Mendex, Geoffrey P. Lewis, Annie Meiniel, Robert Meiniel, Tom Meeusen, Inge Mertens, Valentina Patrizia Gallo, and Liliane Schoofs.