This book is a unique resource for state-of-the-art research findings on biotechnological innovations in the area of industrial and therapeutic enzymes. It considers special-function and extreme-nature enzymes such as ribozymes, therozymes, cold-adapted enzymes, etc, covering all aspects such as the producing micro-organisms, their mode of cultivation, downstream processing and applications. It provides a great deal of information on the potential of enzymes for commercial exploitation. The information is organized in an easy-to-use format that highlights the most relevant topics and includes photographs, figures, and tables.