Download e-book for iPad: Aluminum Stress Adaptation in Plants by Sanjib Kumar Panda, František Baluška
By Sanjib Kumar Panda, František Baluška
This e-book is an summary of our present realizing of aluminium toxicity and tolerance in crops. It covers all correct facets from molecular and mobile biology, to genetic ways, root biology and plant body structure. The contribution of arbuscular mycorrhizal fungi to assuaging aluminium toxicity can also be mentioned. Over forty% of overall agricultural land assets are acidic in nature, with aluminium being the key toxicant. Plant roots are relatively at risk of aluminium tension, yet a lot of the advanced mechanism underlying its toxicity and tolerance is unknown and aluminium tension belief in crops is still poorly understood. the varied points of aluminium pressure variation coated during this booklet are proper to plant biology scholars in any respect degrees, in addition researchers and it presents a beneficial contribution to our realizing of plant model to the altering environment.
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Extra info for Aluminum Stress Adaptation in Plants
For example, knockout of XTH31 resulted in an increased Al tolerance (Zhu et al. 2012). XTH31 probably encodes xyloglucan endotransglucosylase/hydrolases (XTHs), which cleaves and rejoins hemicellulosic xyloglucan polymers during cell expansion. It seems that reduction of production of cleaved xyloglucans in the cell wall increases Al tolerance. 2 Transcription Factors for Al Tolerance Several transcription factors controlling Al tolerance have been reported. STOP1 (Sensitive to proton rhizotoxicity 1), a C2H2-type zinc finger transcription factor, was identified from an Arabidopsis mutant sensitive to low pH and Al (Fig.
Front Plant Sci 3:42 Devi SR, Yamamoto Y, Matsumoto H (2003) An intracellular mechanism of aluminum tolerance associated with antioxidant status in cultured tobacco cells. Inorg Biochem 97:59–68 Davies J, Caseley JC (1999) Herbicide safeners: a review. Pestic Sci 55:1043–1058 Doncheva S, Amenos M, Poschenrieder C, Barcelo J (2005) Root cell patterning: a primary target for aluminium toxicity in maize. J Exp Bot 56:1213–1220 Diao G, Wang Y, Yang C (2010) Functional characterization of a glutathione S-transferase gene from Limonium bicolor in response to several abiotic stresses.
It may be involved in internal detoxification of Al by sequestering Al into the vacuoles like rice OsALS1 (Larsen et al. 2007; Huang et al. 2012). Recently, genes involved in xyloglucan metabolism in the cell wall are also reported to be involved in Al tolerance in Arabidopsis (Fig. 1; Zhu et al. 2012, 2014). For example, knockout of XTH31 resulted in an increased Al tolerance (Zhu et al. 2012). XTH31 probably encodes xyloglucan endotransglucosylase/hydrolases (XTHs), which cleaves and rejoins hemicellulosic xyloglucan polymers during cell expansion.
Aluminum Stress Adaptation in Plants by Sanjib Kumar Panda, František Baluška