improving low temperature tolerance in plants
Báo cáo y học: "Low temperature tolerance of human embryonic stem cells"
... that low temperature exposure does not induce chromosome alterations 128 trained in procedures and protocols designed to minimize low temperature exposure This would include quick handling outside ... survived exposure to low temperature for extended durations Spontaneous differentiation of hESC after exposure to low temperature Following serial passage after exposure to low temperature, the proportion ... corresponding values of 97.0%, 2.5% and 0.5% obtained for the unexposed control maintained at 37oC (n=200) Some of the newly-passaged low- temperature exposed hESC were not fixed for immunostaining,...
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Tài liệu Phytohormones and Abiotic Stress Tolerance in Plants ppt
... receiver domain and a long C-terminal part containing a single-repeat MYB-type DNAbinding domain (Sakai et al 1998) called a GARP domain (Riechmann et al 2000) and the proline- and glutamine-rich ... cytokinins (zeatin and zeatin riboside) are decreased in the xylem in response to drought stress Surprisingly, in the same study, it was found that the level of the aromatic cytokinin 6-benzylaminopurine ... Yoshida et al 2002) were determined as positive regulators in ABA signaling Gene encoding ABA-induced protein kinase (PKABA1), which is a serine– threonine type protein kinase, was isolated from wheat...
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Overwintering Survival of Strawberry (Fragaria x ananassa): Proteins Associated with Low Temperature Stress Tolerance during Cold Acclimation in Cultivars
... understanding about the molecular basis for overwintering and freezing tolerance The introduction that follows highlights evidence supporting specific changes in metabolic machinery leading to an increased ... RBPs often in conjunction with other common motifs or domains such as, Zinc-fingers, DEAD/DEAH box, and glycine-rich regions generating diverse RNA-binding proteins Another RNA-binding motif is ... scavenging reactive oxygen species, and increasing cell wall integrity are important aspects for surviving low temperatures With the aim of developing new cultivars with improved overwintering hardiness,...
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Tài liệu Báo cáo khoa học: A systems biology approach for the analysis of carbohydrate dynamics during acclimation to low temperature in Arabidopsis thaliana doc
... al ¨ how to engineer plant metabolism in order to improve freezing tolerance, one could suggest increasing the maximum activities of enzymes participating in sucrose cycling Assuming that Rsch ... successful metabolic engineering of freezing tolerance in plants should include such an analysis of the dynamics of metabolism to gain comprehensive information about the effects of individual overexpression ... developing at low temperatures Increasing cytoplasmic volume accompanies increased activities of enzymes in the Calvin cycle and in the sucrose-biosynthesis pathway Plant Physiol 119, 1387–1397 Hincha...
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Báo cáo khoa học: Different roles of two c-tubulin isotypes in the cytoskeleton of the Antarctic ciliate Euplotes focardii Remodelling of interaction surfaces may enhance microtubule nucleation at low temperature doc
... GATA-transcription factor binding site in the c-T2 promoter, although other processes might also be involved In multicellular organisms, GATA-binding factors play critical roles in development, including cell-fate ... longitudinal interactions formed by c-T1 and c-T2 Finally, c-T2 possesses a glycine at position 72 in place of consensus ⁄ c-T1 arginine (Fig 4B¢) This substitution may ‘open’ the nucleotide-binding ... white cylinders and black arrows, respectively T1 to T7 indicate loops that are involved in contacts with the bound GTP [37] Residues involved in longitudinal contacts at the ‘plus’ and ‘minus’...
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Environmental Adaptations and Stress Tolerance of Plants in the Era of Climate Change pptx
... Acids, Proline, and Amides It has been reported that amino acids (such as alanine, arginine, glycine, serine, leucine, and valine, the nonprotein amino acids citrulline and ornithine (Orn)), ... is suppressed and the expression of a certain set of genes including the luminal binding protein gene BiP is induced The underlying mechanisms of UPR in yeasts and mammals have been well researched ... play a very crucial role in stress tolerance in plants GR plays an important role in alleviating oxidative stress in plants as evidenced by increased activities of GR during oxidative stress (Contour-Ansel...
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Báo cáo khoa học: Overexpression of putative topoisomerase 6 genes from rice confers stress tolerance in transgenic Arabidopsis plants ppt
... protein involved in inducing double-strand breaks to initiate meiotic recombination in eukaryotes [8,9] Their existence has also been shown in plants [10–14] In contrast with other eukaryotes, plants ... The amino-acid sequence analysis of rice TOP6 proteins also predicted several potential putative phosphorylation sites for casein kinase II, protein kinase C, tyrosine kinase, histidine kinase, ... was used for raising transgenic plants Arabidopsis plants were grown in a culture room under constant illumination ( 80 lmolÆ m)2Æs)1), maintained at 22 ± °C, in clay pots containing Soilrite (Kelperlite,...
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Báo cáo hóa học: " Low Temperature Growth of In2O3 and InN Nanocrystals on Si(111) via Chemical Vapour Deposition Based on the Sublimation of NH4Cl in In" pdf
... nanostructures as low as 450 °C using a solution of indium acetate and tin chloride Therefore, there is active interest in the low temperature synthesis of In2 O3 NCs and an active, growing interest in InN ... thereby forming InCl, InCl2 and InCl3 However, gaseous InCl3 at temperatures [400 °C suffers decomposition and yields InCl and InCl2 while the amount of InCl increases with increasing temperature ... surface of In which we always obtained during the growth of InN from In and NH3 [31] In contrast to the above findings, the reaction of In and NH4Cl occurred efficiently even at temperatures as low as...
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báo cáo khoa học: " Characterization and isolation of a T-DNA tagged banana promoter active during in vitro culture and low temperature stress" ppt
... strongly indicate a developmental regulation of the tagged promoter(s) in this line In contrast, all other lines, including the positive control line (Figure 1A), showed a consistent decrease in LUC ... primers (LinkRB-F and LinkLB-R in Figure 2A, respectively) Specific products with the calculated length were obtained both in untransformed control plants and in tagged plants of line 17 for ... 17-1 stained blue (Figure 5A and 5B, respectively) in agreement with the LUC activity detected at this stage in the original tagged line 17 (Figure 1) A higher staining intensity was obtained with...
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báo cáo khoa học: " Light has a specific role in modulating Arabidopsis gene expression at low temperature" potx
... (XERO2) (Low- temperature- induced protein, LTI30) At5g52310 low- temperature- induced protein 78, (RD29A) (UP) At1g20450 dehydrin (ERD10, Low- temperature- induced protein, LTI45) At4g19120 ERD3 protein ... zinc finger protein, AN1-like At2g45820 remorin, a non-specific DNA binding protein At3g52800 zinc finger – like protein zinc finger protein, AN1-like At2g22430 homeobox-leucine zipper protein ATHB-6 ... Cold/Dark samples contained specific binding activity to the DRE response element, thus most probably containing a low temperature induced DRE binding (DREB) protein Interestingly, only one hour...
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Measuring and modelling spatial variation of temperature and thermal comfort in a low density neighbourhood in singapore
... 2007) In their review of existing UHI research in Singapore, Roth and Chow (2012) concluded that the body of UHI studies in Singapore may provide useful information for urban planning in other low- latitude ... opposite is true in the humid tropics where the UHI increases cooling loads in buildings, transferring the heat burden outdoors thereby further exacerbating the UHI Increased urban warmth in a humid ... Australia; Lin, 2009 in Taichung, Taiwan; Ng & Cheng, 2012 in Hong Kong, S.A.R.; Makaremi et al., 2012 in Kuala Lumpur, Malaysia) u and incoming solar radiation (K ↓) are significant in influencing thermal...
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improving credit limit system in Vietcombank
... credit helps investors capturing business opportunities, expanding production, improving of individual life Third, bank credit constraints customer repaid principal and interest during the fixed ... business Considering nonfinancial factors help the bank assess business accurately Some indicators that bank interest when building scoring system as follows: - Prestige in credit relations include: ... credit scoring and rating Credit scoring and rating counts to 70% workload in the process of determining the credit limit 22 Credit limit system includes credit scoring system and credit rating system...
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Molecular Farming of Antibodies in Plants
... in gray and light chains in pink Solid black lines indicate continuation of the polypeptide backbone (simple lines indicate the constant parts of the antibody, curly lines indicate the variable ... of Antibodies in Plants 39 Antigen Antigen Minibody Fab fragment Single chain Fv fragment (scFv) Camelid heavy chain Diabody Large single chain Bispecific scFv Single variable domain scFv-fusion ... subcellular targeting of the protein This is a general method to increase the yield of recombinant proteins because the compartment in which a recombinant protein accumulates in uences its folding, assembly,...
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Regulating Phytonutrient Levels in Plants – Toward Modification of Plant Metabolism for Human Health
... others being delphinidin, peonidin, pelargonidin, petunidin, and malvidin Of the flavonols, quercetin, kaempferol, myricetin, and isorhamnetin are common in fruits, quercetin being the predominant ... 12 Regulating Phytonutrient Levels in Plants 311 12.5.4 Metabolic Engineering of the Flavonoid Biosynthetic Pathway in Tomato There is a growing interest in producing food plants with increased ... (provitamins) of vitamin A Following ingestion by humans and animals, β-carotene is being converted into vitamin A Low dietary intake of fruits, vegetables, and preformed sources of vitamin A consumed...
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Tài liệu IMPROVING WOMEN''''S HEALTH IN SOUTH AFRICA doc
... encouraging innovation and flexibility in PEPFAR programs; supporting training, capacity building, evaluation of what works, and policy development on integration of services; and sustaining U.S ... to finding ways for America to sustain its prominence and prosperity as a force for good in the world Since 1962, CSIS has grown to become one of the world’s preeminent international policy institutions, ... prevention, | improving women’s health in south africa: opportunities for pepfar care, and treatment for HIV/AIDS Encouraging this kind of innovation and flexibility in PEFPAR’s planning and funding is...
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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
... CIPK23 in Arabidopsis plants under low- K+ stress 2300 For plants, K+ efflux and in ux systems are very important for cellular ion relationships in natural conditions Increasing in ux, decreasing ... seedlings on normal Murashige and Skoog (MS) plates and in a medium containing 100 lM K+ (LK) The steady-state flux profile of K+ was examined by continuous flux recording (5–10 min) Each point indicates ... progress in determining the molecular mechanism of the regulation of K+ uptake in plants has been made [10,11,40] AKT1 was first reported to be expressed in roots and involved directly in the mineral...
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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
... pathways involved in freezing tolerance in Arabidopsis Freezing tolerance increases in many plants in response to low, non-freezing temperature, a process known as cold acclimation Cold acclimation in ... are involved in regulating flowering in Arabidopsis, including the floral repressor gene FLOWERING LOCUS C (FLC) [29,30] FLC expression is repressed by vernalization, the acceleration of flowering ... for thought by providing just such an interdisciplinary forum, in which research results, including novel concepts such as environmentally induced increases in mutation rates in bacteria and a heritable,...
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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 coupling involving vicinal isoprenoid moieties Due to the line broadening, the precision of signal integration is substantially reduced However, within the experimental limits, ... accounting for the known lack of fidelity of IPP isomerase The resulting isotopic scrambling can be visualized by following the fate of the C atom labeled with a black dot in the starting material ... the two competing deprotonation paths is illustrated in Fig for the predominant ES complex A of a sample of IPP carrying a 13 C label in its methyl group; a similar scheme involving a less stable...
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