In 1966, a paper entitled "On the formation of a novel adenylylic compound by enzymatic extracts of liver nuclei" from Paul Mandel's laboratory in Strasbourg, France, planted the seed for a rapidly growing new field of biological research focusing on ADP-ribosylation reactions. The development of this field over the past 2 decades reflects very much a modern trend of biological research. As more detailed knowledge accumulates, enigmatic phenomena turn into concepts which create their own enigmata. This process tends to favor the development of multiple, seemingly disconnected, research lines until simplicity emerges from chaos and unifying concepts substitute for controversy. It appears that the field of ADP-ribosylation reactions has not yet attained this latter stage. For example, with the identification of two different classes of ADP-ribosylation reactions, i.e., mono-ADP-ribosyla tion and poly-ADP-ribosylation reactions, the field split very early into two separate branches of research. With the present volume, we have divided the task of reviewing these two classes of ADP ribosylation accordingly, although their coexistence in eukaryotes may involve a closer functional linkage than hitherto recognized.
Die strenge und stetig zunehmende Regulierung des Kapitalmarkts stellt Compliance-Verantwortliche in kapitalmarktorientierten Unternehmen immer wieder vor große Herausforderungen. Das Handbuch bereitet das Kapitalmarktrecht verständlich und praxisfreundlich auf und bietet eine Hilfe beim Aufbau bzw. der Effektivierung eines Compliance-Systems im Unternehmen. Der Aufbau folgt dem Adressatenkreis: Emittenten, Banken und Finanzdienstleister. So erhält der Praktiker Zugang zu den für ihn maßgeblichen Themenkreisen. Die Autoren zeigen die enge Verzahnung des materiellen Kapitalmarktrechts mit dem Strafrecht. Fast alle Ge- oder Verbote in den Kapitalmarktgesetzen werden mit einer Geldbuße oder gar Geld- und Freiheitsstrafe geahndet. Die straf- und bußgeldrechtlichen Aspekte des Kapitalmarktrechts werden daher in einem eigenen Teil ausführlich und abschließend erläutert. Das Handbuch verbindet so die kapitalmarktrechtliche Compliance mit der Criminal Compliance.
This book offers a broad range of options for technically adapting, handling and processing wood with specific wood characteristics. It starts by discussing wood anatomy and the general factors leading to the formation of wood characteristics. The individual characteristics are then categorized into four groups: 1. Wood characteristics inherent in a tree’s natural growth. 2. Biotically-induced wood characteristics. 3. Abiotically-induced wood characteristics. 4. Types and causes of cracks. New to this English edition is a comparison of wood characteristics found in trees from the boreal, temperate and tropical climate zones. The results show a clear relationship between the effects of sunshine duration, the vertical and horizontal angle of radiation, and crown coverage and the way wood characteristics form. The book addresses all those who work with wood professionally: foresters, gardeners and arborists who want to be able to observe a living tree and identify its internal features and the causes of its prominent wood characteristics. Based on the findings described in this book they can determine how to avoid certain undesirable characteristics, or alternatively how to promote favorable ones as the tree and stand grow. Botanists and dendrologists will learn how wood characteristics arise, and how they affect living trees and wood products. The needs of wood technologists seeking to prevent adverse wood characteristics from influencing wood processing, or to enhance favorable wood characteristics, are also addressed.
With the recently published Seventh Edition of Ecology: The Economy of Nature, the landmark text that helped define the introductory ecology course became the first textbook to fully embrace the challenges and opportunities of teaching ecology today. Now that acclaimed resource is available in a new version designed exclusively for Canadian instructors and students. Ecology: The Economy of Nature, Seventh Canadian Edition maintains Robert Ricklefs signature evolutionary perspective and the latest editions dramatically updated pedagogy, and design, but this version focuses on a wide range of vivid examples from across Canada, as well as breakthrough research from Canadian scientists. It is an ideal way to communicate the fundamental ideas and high-impact relevance of the science of ecology in a Canadian classroom.
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