Book excerpt: The topics contained in this book represent timely and currently exciting areas of research focused on mitochondria. It forms a comprehensive and up-to-date record of present knowledge at the molecular level of many important mitochondrial processes. Major achievements as well as new openings in the field have been stressed in many of the contributions to the book. Thus, it represents a valuable source and reference book, comprising the most recent results in this area. The topics treated should attract the attention of scientists from various fields, who are interested in bioenergetics, molecular biology and pathology of mitochondria.