salinity stress tolerance in plants
Tài liệu Phytohormones and Abiotic Stress Tolerance in Plants ppt
... Furthermore, minimalbinding domain of BRI1 was determined using binding assays and recombinantBRI1 fragments (Kinoshita et al. 2005). In other plant species, it was also shownthat mutations in BRI1 ... et al. 2002) were determined as positive regulators in ABA signaling.Gene encoding ABA-induced protein kinase 1 (PKABA1), which is a serine–threonine type protein kinase, was isolated from ... receiverdomain and a long C-terminal part containing a single-repeat MYB-type DNA-binding domain (Sakai et al. 1998) called a GARP domain (Riechmann et al. 2000)and the proline- and glutamine-rich...
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Environmental Adaptations and Stress Tolerance of Plants in the Era of Climate Change pptx
... effective compatible osmolytes in plants subject to salt stress are GB, b -alaninebetaine, prolinebetaine, choline- O -sulphate, hydroxypro-linebetaine, and pipecolatebetaine (Ashraf and Fig. 1.1 ... Signaling During Stress 381Mohammad Miransari18 Ethylene and Abiotic Stress Tolerance in Plants 395Elisa Gamalero and Bernard R. Glick19 New Approaches to Study Metal-Induced Stress in Plants ... tetrameric iron porphyrins and play a role in stress tolerance against oxidative stress. Catalases are produced in peroxisomes and glyoxysomes. Catalases are involved in elim-inating hydrogen peroxide...
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Molecular Farming of Antibodies in Plants
... expressed in plants. Heavy-chain derivatives are shown in gray and light-chainderivatives in pink.Solidblack lines indicate continuation of the polypeptide backbone (simplelines indicate the ... in gray and light chains in pink.Solidblack linesindicate continuation of the polypeptide backbone (simple lines indicate the constant parts of theantibody, curly lines indicate the variable ... of other valuable proteins using this system, including avidin andβ-glucuronidase. Initial findings for the expression of a secretory IgA in maizeshowed that the four chains were expressed, directed...
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Regulating Phytonutrient Levels in Plants – Toward Modification of Plant Metabolism for Human Health
... othersbeing delphinidin, peonidin, pelargonidin, petunidin, and malvidin. Of the flavonols,quercetin, kaempferol, myricetin, and isorhamnetin are common in fruits, quercetinbeing the predominant ... organisms.The methods for increasing, preventing, or redirecting flux into or within the path-way include increasing levels of a rate-limiting biosynthetic enzyme, inhibitionof the activity ... third predominant flavonoid group in fruits isproanthocyanidins and their monomer units, catechins (procyanidin) or gallocate-chins (prodelphinidins).Delphinidin-derived anthocyanins are known...
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Tài liệu Reducing Stress Fracture in Physically Active Military Women doc
... fitness, a training program must include a historyof sufficient loading and remodeling within bone if stress injuries and fractures are to be prevented duringperiods of intense training. Proper ... of increase in the intensity, frequency,or volume of impact of loading activities in basic training is a risk factor for stress fractures. In addition,increased stride length and variations in ... load-bearing conditioning hikes; and• modification of the scheduling of different physical training events to maximize training benefit andminimize the risks of overtraining and overuse injuries.Through...
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Tài liệu Báo cáo khoa học: A DExD⁄ H box RNA helicase is important for K+ deprivation responses and tolerance in Arabidopsis thaliana docx
... and in ux systems are very impor-tant for cellular ion relationships in natural conditions.Increasing in ux, decreasing efflux or both can maxi-mize K+uptake to maintain K+homeostasis in plants [32,33]. ... important role in regulating theexpression of AKT1, CBL1 ⁄ 9 and CIPK23 in Arabidop-sis plants under low-K+ stress. Net K+flux increased in the helps mutant rootsunder low-K+ stress For plants, ... Histochem-ical staining indicated that AtHELPS is mainly expressed in the youngseedlings and vascular tissues of leaves and roots. Using both helps mutantsand overexpression lines, we observed that, in the...
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Tài liệu Báo cáo khoa học: Shaped by the environment – adaptation in plants Meeting report based on the presentations at the FEBS Workshop ‘Adaptation Potential in Plants’ 2009 (Vienna, Austria) pdf
... thought by providingjust such an interdisciplinary forum, in which researchresults, including novel concepts such as environmen-tally induced increases in mutation rates in bacteriaand a ... Arabidopsis. Freezing tolerance increases in many plants in response to low, non-freezing temperature, aprocess known as cold acclimation. Cold acclimation in Arabidopsis involves a network ... plants carrying a camta1 ⁄ 3 double mutationare impaired in freezing tolerance [52]. These resultsestablish a role for CAMTA proteins in cold acclima-tion and provide a possible point of integrating...
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Tài liệu Báo cáo Y học: Studies on the nonmevalonate pathway of terpene biosynthesis The role of 2C-methyl-D -erythritol 2,4-cyclodiphosphate in plants docx
... due to long range couplinginvolving vicinal isoprenoid moieties. Due to the linebroadening, the precision of signal integration is substan-tially reduced. However, within the experimental limits, ... thetwo competing deprotonation paths is illustrated in Fig. 8 forthe predominant ES complex A of a sample of IPP carrying a13C label in its methyl group; a similar scheme involving aless stable ... known precursor of the vitamins thiamine [11] andpyridoxol [12], could be incorporated into terpenoids byE. coli [9] as well as by higher plants [7]. More specifically, plants were shown to utilize...
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Uptake of organic chemicals in plants Human exposure assessment ppt
... variance in 141 the measured concentration in plants is explained by the variance of the 142 concentrations in soil. 143 In case of an insignificant correlation, the concentration in plant ... uptake of organic contaminants from soil by plants. The goal was to gain insight into both experimental data and predictive methods. Knowledge of uptake of con-taminants in plants is relevant for ... SPME sam-pling kinetics were studied for a number of sample types in orderto (1) determine the sampling time needed to ensure equilibriumsampling, (2) select the best mode of sampling (static...
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Báo cáo khoa học: Arabidopsis thaliana CYP77A4 is the first cytochrome P450 able to catalyze the epoxidation of free fatty acids in plants potx
... forma-tion by introducing the oxygen between carbon 9 and 10of oleic acid before incorporation of the monomer intothe cutin. In this context, it is interesting to note thatinhibition studies ... encoding a fatty acidx-hydroxylase, a putative epoxide hydrolase, severalgenes encoding enzymes involved in the synthesis offatty acids in plastids, including the stearoyl acyl carrierprotein ... represents a highlydiversified set of heme-containing proteins found in bacteria, fungi, animals and plants [7]. In animals,members of the CYP4A gene subfamily mainly cata-lyze the formation of x- and...
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Báo cáo khoa học: The CssRS two-component regulatory system controls a general secretion stress response in Bacillus subtilis pdf
... fusions in these strains was analysedby b-galactosidase activity determinations at hourlyintervals during growth in Luria–Bertani broth. Inter-estingly, the htrB–lacZ transcription in the 168 ... are involved in the correct folding ofproteins and ⁄ or the removal of incompletely synthes-ized, damaged or malfolded proteins in the differentcompartments of the cell [1–4]. By studying ... htrB–lacZ expression were determined by analysingb-galactosidase activity (indicated in nmolÆ min)1ÆAÀ1600) in cells grown in Luria–Bertani medium (B and C) or in MXR medium (E and F). Sam-ples...
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Báo cáo khoa học: "THE SIMULATION OF STRESS PATTERNS IN SYNTHETIC SPEECH" ppt
... examined in principle, but without going too deeoly into the code. 3.1 Sentence Processing Firstly, the user types in a sentence in normal English text, with word boundaries ind/cated in ... that an increase in intensity with no corresponding pitch increase was never- theless heard as a pitch raise. Interestingly enough, a drop in intensity was not heard as a drop in pitch, merely ... point in the sentence where intonation is perceived to rise or fall serves as an important indicator of stress. 1.2 Intensity The subjective impression often gained from a stressed word in...
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Báo cáo khoa học: Improvement of ecdysone receptor gene switch for applications in plants: Locusta migratoria retinoid X receptor (LmRXR) mutagenesis and optimization of translation start site pptx
... DNA-binding domain with CfEcR ligand-binding domain cloned under the control of the 35S promoter in the pKYLX80 vectorLmRXR A fusion of VP16 activation domain and LmRXR ligand-binding domain cloned ... Arabidopsis plants were selected by germinating theseeds collected from the in ltrated plants on medium con-taining 50 mgÆL)1kanamycin. The analysis of transgenic plants for luciferase induction ... Kozaksequence. Interestingly, an increase in the ligand-induced activity of this switch containing the improvedKozak sequence was not accompanied by an increase in background activity in the absence...
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