By Susheng Gan
The clinical and monetary importance of plant senescence implies that a lot attempt has been made to appreciate the approaches concerned and to plot technique of manipulating them agriculturally. prior to now few years there was significant development during this regard, in particular within the molecular, genetic and genomic facets. Senescence has an immense effect on agriculture. for instance, leaf senescence limits crop yield and biomass construction, and contributes considerably to postharvest loss in vegetable and decorative plants in the course of transportation, garage and on cabinets. additionally, proteins, antioxidants and different dietary compounds are degraded in the course of senescence. Senescing tissues additionally turn into extra vulnerable to pathogen an infection, and a few of the pathogens might produce pollutants, rendering nutrition dangerous. Mitotic senescence can also confirm sizes of leaves, culmination and entire crops.
This quantity summarizes contemporary progresses within the body structure, biochemistry, mobilephone biology, molecular biology, genomics, proteomics, and biotechnology of plant senescence. starting with a bankruptcy on senescence-related terminology and our present wisdom of mitotic senescence in crops (a much less well-studied area), the booklet makes a speciality of post-mitotic senescence, and comprises chapters addressing the senescence of leaves, vegetation and culmination. Later chapters learn the improvement of varied new biotechnologies for manipulating the senescence techniques of fruit and leaves, a few of that are drawing close commercialization. The publication is directed at researchers and execs in plant molecular genetics, body structure and biochemistry.Content:
Chapter 1 Mitotic Senescence in crops (pages 1–11): Susheng Gan
Chapter 2 Chlorophyll Catabolism and Leaf colour (pages 12–38): Stefan Hortensteiner and David W. Lee
Chapter three Membrane Dynamics and rules of Subcellular adjustments in the course of Senescence (pages 39–68): Marianne Hopkins, Linda McNamara, Catherine Taylor, Tzann?Wei Wang and John Thompson
Chapter four Oxidative tension and Leaf Senescence (pages 69–86): Ulrike Zentgraf
Chapter five Nutrient Remobilization in the course of Leaf Senescence (pages 87–107): Andreas M. Fischer
Chapter 6 Environmental law of Leaf Senescence (pages 108–144): Amnon Lers
Chapter 7 Developmental and Hormonal keep an eye on of Leaf Senescence (pages 145–170): Jos H.M. Schippers, Hai?Chun Jing, Jacques Hille and Paul P. Dijkwel
Chapter eight The Genetic keep an eye on of Senescence printed through Mapping Quantitative Trait Loci (pages 171–201): Helen Ougham, Ian Armstead, Catherine Howarth, Isaac Galyuon, Iain Donnison and Howard Thomas
Chapter nine Genomics and Proteomics of Leaf Senescence (pages 202–230): Marie?Jeanne Carp and Shimon Gepstein
Chapter 10 Molecular rules of Leaf Senescence (pages 231–255): Hyo Jung Kim, Pyung okay Lim and Hong Gil Nam
Chapter eleven Flower Senescence (pages 256–277): Michael S. Reid and Jen?Chih Chen
Chapter 12 Fruit Ripening and its Manipulation (pages 278–303): James J. Giovannoni
Chapter thirteen Genetic Manipulation of Leaf Senescence (pages 304–322): Yongfeng Guo and Susheng Gan
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Extra info for Annual Plant Reviews Volume 26: Senescence Processes in Plants
Experiments on subcellular localization and the analysis of mutants will be required to elucidate the in vivo role of CLHs. , 2005). , 2005). , 1999). , 1999). , 2004). e. , 1995b). Recent investigations from the Shioi laboratory have readdressed this issue. , 2005). It can be assumed, therefore, that MCS acts as a Mg-dechelating factor in vivo, but elucidation of the molecular nature is required to consolidate the function of MCS and to answer questions on localization and regulation. , 2005).
1999). , 2004a). A typical N-terminal transit peptide is missing in some of the cloned CLHs, such as Arabidopsis CLH1 or CaCLH1 from Chenopodium album. , 1999). , 2000). , 1999) supported this idea. But so far neither the oxidases nor catabolites of such a pathway have been found. Experiments on subcellular localization and the analysis of mutants will be required to elucidate the in vivo role of CLHs. , 2005). , 2005). , 1999). , 1999). , 2004). e. , 1995b). Recent investigations from the Shioi laboratory have readdressed this issue.
D. B. (1987) Chlorophyll degradation. A biological enigma. New Phytol 107, 255–302. , et al. (1996) How plants dispose of chlorophyll catabolites. Directly energized uptake of tetrapyrrolic breakdown products into isolated vacuoles. J Biol Chem 271, 27233–27236. L. H. (2003) Resorption protection. Anthocyanins facilitate nutrient recovery in autumn by shielding leaves from potentially damaging light levels. Plant Physiol 133, 1296–1305. L. H. (2001) Physiological signiﬁcance of anthocyanins during autumnal leaf senescence.
Annual Plant Reviews Volume 26: Senescence Processes in Plants by Susheng Gan