drought and salt tolerance in plants critical reviews in plant sciences
Environmental Adaptations and Stress Tolerance of Plants in the Era of Climate Change pptx
... 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 Chemical ... logging, drought, inad-equate mineral nutrients in the soil, and exces-sive soil salinity. As especially drought and salt stress are becoming more and more serious threats to agriculture and ... (2007) Exogenous proline and glycinebetaine increase NaCl-induced ascorbate-glutathione cycle enzyme activities, and proline improves salt tolerance more than glycinebetaine in tobacco Bright...
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Regulating Phytonutrient Levels in Plants – Toward Modification of Plant Metabolism for Human Health
... anthocyanidin, the othersbeing delphinidin, peonidin, pelargonidin, petunidin, and malvidin. Of the flavonols,quercetin, kaempferol, myricetin, and isorhamnetin are common in fruits, quercetinbeing ... becomes localized in the prostate gland and may be involved in maintaining prostate health; (2) yellow-green vegetables, such as corn and leafy greens, that contain lutein and zeaxan-thin, which become ... predominant flavonol. A third predominant flavonoid group in fruits isproanthocyanidins and their monomer units, catechins (procyanidin) or gallocate-chins (prodelphinidins).Delphinidin-derived...
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Tài liệu Phytohormones and Abiotic Stress Tolerance in Plants ppt
... 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 ... 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 ... 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 wheat (Anderberg and...
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Báo cáo y học: "2009 H1N1 Influenza and Experience in Three Critical Care Unit"
... antibiotics in- cluded moxifloxacin (in 19 patients), linezolid (in 14 patients), ampicilline-sulbactam (in 13 patients), clar-ithromycin (in 13 patients), piperacillin-tazobactam (in 12 patients), ... and one in five requiring critical care (6). Pandemic Influenza A (H1N1) virus infection is the first pandemic in which intensive care units (ICU) play a fundamental role. During the pandemic, ... microbiologic findings, and chest radi-ologic findings at ICU admission. Intubation and mechanical ventilation requirements, adverse events during ICU stay and laboratory findings at ICU ad-mission...
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Tài liệu Đề tài " Global well-posedness and scattering for the energy-critical nonlinear Schr¨odinger equation in R3 " docx
... locations in spacetime. In [12], [13] this was achieved by translating the origin in theintegrand of (1.6) to an arbitrary point y, and averaging against the L1massdensity |u(y)|2dy. In particular, ... thank the Institute for Mathematics and itsApplications (IMA) for hosting our collaborative meeting in July 2002. Wethank Andrew Hassell, Sergiu Klainerman, and Jalal Shatah for interestingdiscussions ... argument in fact works for allnonlinear Schr¨odinger equations with a pure power defocusing nonlinearity, and even fora slightly more general class of repulsive nonlinearities satisfying a standard...
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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 ... higher in plants containing the new Kozak sequence. The trans-genic plants containing the CfEcR:LmRXR switchshowed higher background luciferase activity in theabsence of ligand and lower induced...
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Báo cáo khoa học: Photosynthetic acclimation: State transitions and adjustment of photosystem stoichiometry – functional relationships between short-term and long-term light quality acclimation in plants ppt
... PQ–cyt b6f complex and ⁄ or the ferre-doxin ⁄ thioredoxin system (Fig. 3). The interplaybetween the kinases and their substrates integratesthese varying redox signals and initiates appropriatemolecular ... on the individual position ofa plant within an ecosystem, the density of the plant stand or, in case of algae, water depth and transpar-ency [3–6]. In the last few years many advances in ourmolecular ... abiotic and biotic in uences, light is highlyvariable in its intensity and its quality on both a short-term timescale (in the range of seconds to minutes) and a long-term timescale (in the range...
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Báo cáo khoa học: Improvement of a monopartite ecdysone receptor gene switch and demonstration of its utility in regulation of transgene expression in plants pdf
... Arabidopsis plants were selectedby germinating the seeds collected from the in ltrated plants on a medium containing 50 mgÆL)1kanamycin.Resistant T1 plants surviving on kanamycin-containingmedium ... treatments and compared withCaMV 35S:AtZFP11-overexpressing plants and wild-type control plants. Low AtZFP11 mRNA levels wereobserved in both Arabidopsis and tobacco transgenic plants constitutively ... receptor geneswitch and demonstration of its utility in regulationof transgene expression in plants Venkata S. Tavva1,2, Subba R. Palli1, Randy D. Dinkins3 and Glenn B. Collins21 Department...
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Báo cáo khoa học: Critical roles of Leu99 and Leu115 at the heme distal side in auto-oxidation and the redox potential of a hemeregulated phosphodiesterase from Escherichia coli pptx
... heme-bound PASproteins, BjFixL and SmFxL, are Gly225 and Gly218,respectively (Fig. 2). It is well known that CO-binding and O2-binding access channels of myoglobin and he-moglobin are composed ... kineticsof the PAS domain of Ec DOS, as it does in myoglo-bin and hemoglobin. Examination of the effects ofthese hydrophobic amino acids on the kinetics of O2 and CO binding to the Ec DosH heme ... generated L99T,L99F, L115T, and L115F mutants of Ec DosH and examined theirphysicochemical characteristics, including auto-oxidation rates, O2 and CObinding kinetics, and redox potentials. The...
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Báo cáo khoa học: Cytochrome P450 metabolizing fatty acids in plants: characterization and physiological roles pptx
... attract insect pollinators,giving CYP77A6 an indirect role in reproduction. It ispossible that the introduction of in- chain hydroxylallows cross-linking of cutin, leading to reticulation and strengthening ... conserved in land plants and typically each plant species contains only oneCYP703 [37]. CYP704B1 and CYP704B2 belong to aconserved and ancient P450 family in moss and seed plants. This suggests ... development and plant defence.More studies are needed to confirm and elucidate thephysiological meanings of P450 metabolizing FAs in plants as well as in animals [59] and microorganisms[60]. Concerning...
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Báo cáo khoa học: Molecular dissection of the biosynthetic relationship between phthiocerol and phthiodiolone dimycocerosates and their critical role in the virulence and permeability of Mycobacterium tuberculosis doc
... CFUs of each strain in both inoculawere determined by plating serial dilutions on 7H11 platescontaining either Km or Hyg before infection.Ten BALB ⁄ c mice were infected intranasally [26] ... postinfection, we observed amarked difference between the number of CFUs ofthe wild-type strain and that of the PMM56 mutantstrain in lungs and in the spleen (Fig. 7A). Indeed,both strains ... pas-sively, by protecting the tubercle bacillus against theantimicrobial responses of the host during infection.Indeed, several lines of evidence, including our SDSexperimental data, indicate that...
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nuclear import and export in plants and animals - t. tzfira, vitaly citovsky
... binding domain is a multifunc-tional domain which also acts as nuclear matrix targeting sequence and is involved in protein-protein interactions. ZNF74 interacts with its zinc finger domain ... Arabidopsis interacts in vivo with AtRan1 and nuclear export signals 140Nuclear Import and Export in Plants and Animals76ConclusionsThe study of protein import in plants is beginning to yield insight ... matrix bindingis reduced as W1W2 repeats are deleted, indicating that their copy number is involved in high-affinity binding. Fine mapping indicated that the 10 amino acid segment EPRRVRRRVL in the...
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