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Practical and reliable, this reference traces English words back to their Indo-European roots. Each entry features a brief definition, identifies the language of origin, and employs a few illustrative quotations. An extensive appendix includes lists of prefixes, suffixes, Indo-European roots, homonyms and doublets, and the distribution of English-language sources.
This volume covers the latest techniques that study the synthesis of melatonin, its receptor function, and its effects at the cellular and systemic level. The chapters are organized into three parts. Part One describes methods for the detection of melatonin and its biological derivatives in various biological samples, the manipulation of melatonin synthesis by the pineal gland in animals, and the principal source of melatonin in mammals. Part Two explores methods to measure the biological effects and consequences of melatonin binding to high-affinity G protein-coupled receptors. Part Three describes methods to measure the physiological effects that are regulated by melatonin in animals, part...
A marvelously illustrated reference to the natural wonders of one of the most spectacular places on earth Separated from Africa’s mainland for tens of millions of years, Madagascar has evolved a breathtaking wealth of biodiversity, becoming home to thousands of species found nowhere else on the planet. The New Natural History of Madagascar provides the most comprehensive, up-to-date synthesis available of this island nation’s priceless biological treasures. Now fully revised and expanded, this beautifully illustrated compendium features contributions by more than 600 globally renowned experts who cover the history of scientific exploration in Madagascar, as well as the island’s geology...
Optoelectronic devices and fibre optics are the basis of cutting-edge communication systems. This monograph deals with the various components of these systems, including lasers, amplifiers, modulators, converters, filters, sensors, and more.
Vols. for 1963- include as pt. 2 of the Jan. issue: Medical subject headings.
Based on the recent Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC) and the Infectious Diseases Society of America sessions. • Focuses on a broad range of infectious agents that pose challenges for the clinical, laboratory, research, public health, and animal health communities. • Reflects the diversity of infectious agent threats in the 21st century. Some of these agents have been only recently discovered, such as the Acanthamoeba polyphaga mimivirus. Others are known pathogens presenting new challenges, such as human adenovirus 14.