Plant Lipid Metabolism

Plant Lipid Metabolism

Author: J.C. Kader

Publisher: Springer Science & Business Media

Published: 2013-04-18

Total Pages: 598

ISBN-13: 9401583943

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A collection of papers that comprehensively describe the major areas of research on lipid metabolism of plants. State-of-the-art knowledge about research on fatty acid and glycerolipid biosynthesis, isoprenoid metabolism, membrane structure and organization, lipid oxidation and degradation, lipids as intracellular and extracellular messengers, lipids and environment, oil seeds and gene technology is reviewed. The different topics covered show that modern tools of plant cellular and molecular biology, as well as molecular genetics, have been recently used to characterize several key enzymes of plant lipid metabolism (in particular, desaturases, thioesterases, fatty acid synthetase) and to isolate corresponding cDNAs and genomic clones, allowing the use of genetic engineering methods to modify the composition of membranes or storage lipids. These findings open fascinating perspectives, both for establishing the roles of lipids in membrane function and intracellular signalling and for adapting the composition of seed oil to the industrial needs. This book will be a good reference source for research scientists, advanced students and industrialists wishing to follow the considerable progress made in recent years on plant lipid metabolism and to envision the new opportunities offered by genetic engineering for the development of novel oil seeds.


Chloroplast Biogenesis

Chloroplast Biogenesis

Author: Udaya C. Biswal

Publisher: Springer Science & Business Media

Published: 2013-04-17

Total Pages: 378

ISBN-13: 9401702470

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Chloroplast is the organelle where the life-giving process photosynthesis takes place; it is the site where plants and algae produce food and oxygen that sustain our life. The story of how it originates from proplastids, and how it ultimately dies is beautifully portrayed by three authorities in the field: Basanti Biswal, Udaya Biswal and M. K. Raval. I consider it a great privilege and honor to have been asked to write this foreword. The book ' Chloroplast biogenesis: from proplastid to gerontoplast' goes much beyond photosynthesis. The character of the book is different from that of many currently available books because it provides an integrated approach to cover the entire life span of the organelle including its senescence and death. The books available are mostly confined to the topics relating to the 'build up' or development of chloroplast during greening. The story of organelle biogenesis without description of the events associated with its regulated dismantling during genetically programmed senescence is incomplete. A large volume of literature is available in this area of chloroplast senescence accumulated during the last 20 years. Although some of the findings in this field have been organized in the form of reviews, the data in the book are generalized and integrated with simple text and graphics. This book describes the structural features of prop las tid and its transformation to fully mature chloroplast, which is subsequently transformed into gerontoplast exhibiting senescence syndrome. The book consists of five major chapters.


The Structure and Function of Plastids

The Structure and Function of Plastids

Author: Robert R. Wise

Publisher: Springer Science & Business Media

Published: 2007-09-13

Total Pages: 624

ISBN-13: 9781402065705

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This volume provides a comprehensive look at the biology of plastids, the multifunctional biosynthetic factories that are unique to plants and algae. Fifty-six international experts have contributed 28 chapters that cover all aspects of this large and diverse family of plant and algal organelles. The book is divided into five sections: (I): Plastid Origin and Development; (II): The Plastid Genome and Its Interaction with the Nuclear Genome; (III): Photosynthetic Metabolism in Plastids; (IV): Non-Photosynthetic Metabolism in Plastids; (V): Plastid Differentiation and Response to Environmental Factors. Each chapter includes an integrated view of plant biology from the standpoint of the plastid. The book is intended for a wide audience, but is specifically designed for advanced undergraduate and graduate students and scientists in the fields of photosynthesis, biochemistry, molecular biology, physiology, and plant biology.


Cellular and Subcellular Localization in Plant Metabolism

Cellular and Subcellular Localization in Plant Metabolism

Author: Leroy L. Creasy

Publisher: Springer Science & Business Media

Published: 2013-04-17

Total Pages: 281

ISBN-13: 1475747276

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Morphological differences between cells and the exis tence of morphologically distinct particles have been examined since cells were first recognized. Each techno logical advance in detection and visualization has led to the description of different organelles and cell types. Basic biochemical processes in cells were recognized and are now weIl understood. It is only recently however, that research has expanded to include the specific meta bolic function of the specialized cell types and organelles. In some cases metabolic roles were recognized when the organelles were first described, e.g., chloroplasts, mito chondria, etc., in others the metabolic role remains unknown. Chemical and biochemical specialization in plants or their organelles is equally challenging. Although biochemists have laboured intensivelyon many isolated plant organelles, it is only recently that technical advances have permitted the examination of specialization in the metabolism of cell types. This area of research, although under intensive investigation in some areas of plant metabolism, is still in its infancy. Further developments in methodology or in production of specific genetic lines of plants will greatly improve our understanding of the specialization of different tissues and cell types. This volume describes the current status in the dis cipline as presented in a Symposium on the Cellular and Subcellular Specialization in Plant Metabolism during the Annual Meeting of the Phytochemical Society of North America, at Cornell University, Ithaca, N.Y., on August 10-14, 1981.


Autophagy in plants and algae

Autophagy in plants and algae

Author: Diane C Bassham

Publisher: Frontiers Media SA

Published: 2015-05-15

Total Pages: 103

ISBN-13: 2889194779

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Autophagy (also known as macroautophagy) is an evolutionarily conserved process by which cytoplasmic components are nonselectively enclosed within a double-membrane vesicle known as the autophagosome and delivered to the vacuole for degradation of toxic components and recycling of needed nutrients. This catabolic process is required for the adequate adaptation and response of the cell, and correspondingly the whole organism, to different types of stress including nutrient starvation or oxidative damage. Autophagy has been extensively investigated in yeasts and mammals but the identification of autophagy-related (ATG) genes in plant and algal genomes together with the characterization of autophagy-deficient mutants in plants have revealed that this process is structurally and functionally conserved in photosynthetic eukaryotes. Recent studies have demonstrated that autophagy is active at a basal level under normal growth in plants and is upregulated during senescence and in response to nutrient limitation, oxidative stress, salt and drought conditions and pathogen attack. Autophagy was initially considered as a non-selective pathway, but numerous observations mainly obtained in yeasts revealed that autophagy can also selectively eliminate specific proteins, protein complexes and organelles. Interestingly, several types of selective autophagy appear to be also conserved in plants, and the degradation of protein aggregates through specific adaptors or the delivery of chloroplast material to the vacuole via autophagy has been reported. This research topic aims to gather recent progress on different aspects of autophagy in plants and algae. We welcome all types of articles including original research, methods, opinions and reviews that provide new insights about the autophagy process and its regulation.


Photosynthesis: Physiology and Metabolism

Photosynthesis: Physiology and Metabolism

Author: Richard C. Leegood

Publisher: Springer Science & Business Media

Published: 2006-04-11

Total Pages: 630

ISBN-13: 0306481375

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Photosynthesis: Physiology and Metabolism is the we have concentrated on the acquisition and ninth volume in theseries Advances in Photosynthesis metabolism of carbon. However, a full understanding (Series Editor, Govindjee). Several volumes in this of reactions involved in the conversion of to series have dealt with molecular and biophysical sugars requires an integrated view of metabolism. aspects of photosynthesis in the bacteria, algae and We have, therefore, commissioned international cyanobacteria, focussing largely on what have been authorities to write chapters on, for example, traditionally, though inaccurately, termed the ‘light interactionsbetween carbon and nitrogen metabolism, reactions’(Volume 1, The Molecular Biology of on respiration in photosynthetic tissues and on the Cyanobacteria;Volume2,AnoxygenicPhotosynthetic control of gene expression by metabolism. Photo- Bacteria, Volume 3, Biophysical Techniques in synthetic carbon assimilation is also one of the most Photosynthesis and Volume 7, The Molecular Biology rapid metabolic processes that occurs in plant cells, of the Chloroplasts and Mitochondria in Chlamy- and therefore has to be considered in relation to domonas). Volume 4 dealt with Oxygenic Photo- transport, whether it be the initial uptake of carbon, synthesis: The Light Reactions, and volume 5 with intracellular transport between organelles, inter- Photosynthesis and the Environment, whereas the cellular transport, as occurs in plants, or transport structure and function of lipids in photosynthesis of photosynthates through and out of the leaf. All was covered in Volume 6 of this series: Lipids in these aspects of transport are also covered in the Photosynthesis: Structure, Function and Genetics, book.


Plant Secondary Metabolism

Plant Secondary Metabolism

Author: David S. Seigler

Publisher: Springer Science & Business Media

Published: 1998-12-31

Total Pages: 774

ISBN-13: 9780412019814

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Plant Secondary Metabolism presents a basic understanding of the origin of the compounds, the nature of the precursors involved, and the basic reactions, mechanisms, and stereochemistry. The origin of groups of secondary metabolites is linked to evolutionary principles, and their biological activity is viewed in a context of chemical ecology. Topics are treated comprehensively, enabling the reader to understand not only a particular group of compounds, but also how each group fits into the whole. In addition, the text allows readers to systematically survey various secondary metabolites and gain a quick working knowledge, which can be applied to problems in a particular field. Those researchers and students who will be most intrigued by this publication's broad overview on plant secondary metabolites come from a diverse range of disciplines, including agronomy, anthropology, biochemistry, biology, botany, chemistry, ecology, entomology, food science, forestry, geology, horticulture, pharmacognosy, plant biology, plant sciences, toxicology, and zoology.