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 therapeutic strategies for duchenne and becker dystrophies, cellular distribution and functions of P2 receptor subtypes in different systems, neuropeptides in hypothalamic neuronal disorders, and multiple parallelisms in animal cytokinesis.