Expansin fruit softening

Author: ybac

August undefined, 2024

Expansins are a family of closely related nonenzymatic proteins found in the plant cell wall, with important roles in plant cell growth, fruit softening, abscission, emergence of root hairs, pollen tube invasion of the stigma and style, meristem function, and other developmental processes where cell wall loosening occurs. Expansins were originally discovered as mediators of acid growth, which refers to the widespread characteristic of growing plant cell walls to expand fast… WebDec 1, 1999 · A full-length cDNA encoding a ripening-regulated expansin, FaExp2, was isolated from strawberry fruit. The deduced amino acid sequence of FaExp2 is most closely related to an expansin expressed in ...

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WebDec 1, 2024 · According to morphological and physiological differences, the flesh softening of ‘Gala’ apple fruit occurred in the two weeks before harvest (Janssen et al. 2008). Ripe softening of fruit involves degradation of the cell wall material and changes in cell wall … WebOct 31, 2006 · Fruit softening during ripening is a complex process that occurs as a result of numerous modifications of the cell wall polysaccharide architecture. As fruit texture is … time team season 15 episode 4

Expression of ethylene-related expansin genes in cool-stored …

WebEXSEPT PLUS ® Frequently Asked Questions for the Chronic Wound. EXSEPT PLUS ® is an Electrolytically-Produced Sodium Hypochlorite Wound Cleanser. Angelini Pharma … http://www.personal.psu.edu/fsl/ExpCentral/ WebSoftening is a developmentally programmed ripening process, associated with biochemical changes in cell wall fractions involving hydrolytic processes resulting … parish wellness

Modification of Expansin Protein Abundance in Tomato …

Loosening of plant cell walls by expansins Nature

WebJul 3, 2024 · Main conclusion. The possible candidate expansin genes, which may be important for strawberry fruit softening, have been identified in the diploid woodland strawberry Fragaria vesca and the octoploid cultivated strawberry Fragaria × ananassa and their transcriptional regulation by histone modifications has been studied.. Abstract. … WebFruit softening, which is a major determinant of shelf life and commercial value, is the consequence of multiple cellular processes, including extensive remodeling of cell wall structure. Recently, it has been shown that pectate lyase (PL), an enzyme that degrades de-esterified pectin in the primary wall, is a major contributing factor to tomato fruit … time team season 15 episode 12WebMay 1, 2006 · Banana fruit are highly susceptible to chilling injury (CI) [22]. Storage at low temperatures (<11 °C) results in peel pitting and discoloration and abnormal fruit … time team season 14 episode 8

"WebJan 1, 2011 · In conclusion, most of the strawberry-expansin genes are expressed in F. chiloensis and some family members are closely related to fruit softening, especially FaEXP2 and FaEXP5. " - Expansin fruit softening

Expansin fruit softening

Evolutionary research on the expansin protein family …

WebFeb 13, 2008 · We identified a new expansin homolog in apple following a candidate-gene approach and determined its map position and the functional association between Md … WebOct 8, 2016 · The role of the ripening-specific expansin Exp1 protein in fruit softening and cell wall metabolism was investigated by suppression and overexpression of Exp1 in transgenic tomato plants. Fruit in which Exp1 protein accumulation was suppressed to 3% that of wild-type levels were firmer than controls throughout ripening. Suppression of …

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WebMay 27, 1997 · This idea is based on their observation that accumulation of the tomato fruit expansin ( LeExp1) mRNA is coincident with fruit softening and is regulated by … WebJul 2, 2024 · Fungal storage rots like blue mould, grey mould, bull’s eye rot, bitter rot and brown rot destroy large amounts of the harvested apple crop around the world. Application of fungicides is nowadays severely restricted in many countries and production systems, and these problems are therefore likely to increase. Considerable variation among apple …

WebFeb 17, 2007 · Introduction. Fruit ripening is a genetically programmed event that is characterized by a number of biochemical and physiological processes that alter fruit firmness, fruit colour, flavour, aroma, and texture (Brady, 1987; Brummell and Harpster, 2001).Fruit softening is a major factor that determines fruit quality and post-harvest life. WebThe role of the ripening-specific expansin Exp1 protein in fruit softening and cell wall metabolism was investigated by suppression and overexpression of Exp1 in transgenic …

WebApr 1, 2009 · Role of expansin in fruit cell wall metabolism and ... (Assumpção et al., 2024), and ripe tomato (Vunnam et al., 2014) In fact, fruit softening is usually related to some enzymes participating ... WebJul 1, 2003 · Of the six expansin genes that have been detected in tomato fruit, only LeExp1 appears to be up-regulated during ripening (Brummell et al., 1999a), and studies with …

WebMar 22, 2006 · Portrait of the expansin superfamily in Physcomitrella patens: comparisons with angiosperm expansins: Transcript profiling of the anoxic rice coleoptile: Ethylene regulation of fruit softening and cell wall …

time team season 15 episode 3WebApr 9, 2024 · Here, we identified 323 expansin proteins in 12 genomes from algae to angiosperms. Phylogenetic evolutionary, structural, motif gain and loss and Ka/Ks … parish weatherWebDec 31, 2013 · Molecular Genetics and Genomics. Expansins were first identified as cell wall-loosening proteins; they are involved in regulating cell expansion, fruits softening and many other physiological processes. However, our knowledge about the expansin family members and their evolutionary relationships in fruit trees, such as apple, is limited. In ... time team season 15 episode 11WebSep 21, 2000 · In other fruits, such as strawberry and cantaloupe, α-expansin mRNAs are also expressed in late stages of ripening 46,48 and so this may be a common feature of fruit softening 41. parish weddingWebcDNA clones encoding homologues of expansins, a class of cell wall proteins involved in cell wall modification, were isolated from various stages of growing and ripening fruit of tomato (Lycopersicon esculentum). cDNAs derived from five unique expansin genes were obtained, termed tomato Exp3 to Exp7, in addition to the previously described ripening … parish welcome letterWebDec 1, 1999 · Softening progressed steadily through ripening, and the rate of softening increased beginning at the white stage. Comparison of the pattern of FaExp2 mRNA abundance and protein accumulation (Fig. 4, A and B) with the fruit firmness profile (Fig. 4C) is consistent with the hypothesis that expansin may be involved in strawberry fruit … parish welcome brochureWebMar 10, 2024 · Strawberry is a highly efficient and economical horticultural crop plant, and strawberry fruits are easy to soften after ripening and decay after harvest, which severely impacts the economic benefits. Expansins are plant cell-wall loosening proteins involved in the process of fruit softening, loosening cell walls and reducing fruit firmness. time team season 15 episode 7