osmotic stress drought and salinity stress
ROLES OF AUXIN RESPONSE FACTOR TRANSCRIPTION FACTOR (GmARF) IN SOYBEAN AND STRIGOLACTONE IN ARABIDOPSIS IN RESPONSE TO DROUGHT AND SALT STRESSES
... involvement of SLs in plant drought and high -salinity stress responses has not been revealed yet So that to identify and study the relationship between SLs and drought and highsalinity stress responses ... Assessment of drought, salt, and osmotic Sstress tolerance 2.3.7.1 Drought stress tolerance assay in Arabidopsis 2.3.7.2 Salt stress tolerance assay 2.3.7.3 Germination assay for salt stress for ... mutant plants to drought stress (A) Three-week-old WT and SL-deficient max3-11 and max4-7 and SL-signaling max2-3 mutant plants prior to being subjected to a drought stress (B) WT and mutant plants...
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Tài liệu Báo cáo khoa học: Osmotic stress sensing and signaling in fishes doc
... represent excellent models to identify and understand elements and mechanisms controlling the physiological and behavioral changes that occur in response to osmotic stress The three major groups of ... 5795 Osmotic stress sensing and signaling in fishes D F Fiol and D Kultz ¨ noteworthy in this context In fish, two different ubiquitin E3 ligases are rapidly up-regulated during hyperosmotic stress, ... and D Kultz ¨ Osmotic stress sensing and signaling in fishes Fig Major elements of the osmosensory signal transduction network in fishes Multiple osmosensors (see text) recognize osmolality ⁄ salinity...
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Báo cáo khoa học: Proteolysis of the tumour suppressor hDlg in response to osmotic stress is mediated by caspases and independent of phosphorylation pot
... vitro and in vivo were mutated to Ala and therefore could not be phosphorylated under stress The mutated phosphorylation sites were the four sites regulated by stresses (S158, T209, S431 and S442), ... degraded in response to osmotic stress (Fig S3), hDlg was found mostly in areas of cell–cell contact and a substantial and gradual loss from the membrane was observed after osmotic shock treatment ... attached and apoptotic cells after sorbitol treatment (A) Cell attachment and (B) caspase activation were measured as indicated in Materials and methods, at the times indicated – (A) and h or (B) and...
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Báo cáo khoa học: Specific TSC22 domain transcripts are hypertonically induced and alternatively spliced to protect mouse kidney cells during osmotic stress pptx
... aldosterone and hyperosmotic stress on the early responses of TSC22D2 and TSC22D3 transcripts Aldosterone failed to induce TSC22D3 transcripts in the presence of hyperosmotic stress, and reciprocally, ... osmotic stress response of gill cells of euryhaline tilapia [12] In this fish, OSTF1 mRNA and protein levels rapidly and transiently increase in response to hyperosmotic stress, peaking at and h, ... Accession EMBL ENSEMBL Length (aa) (nt) OSTF1 homology Score E-value 14 band D3 14 band D3 band D X band F1 X band F1 band G1 AF201285 L25785 BC058221 AF201289 AF024519 AF315352 ENSMUST00000048371...
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báo cáo khoa học: " The NAC domain-containing protein, GmNAC6, is a downstream component of the ER stress- and osmotic stress-induced NRP-mediated cell-death signaling pathway" pptx
... stress- and osmotic stress- integrating Figure The osmotic- stress and ER -stress signal-integrating pathway ER stress and osmotic stress activate two independent signaling pathways (1 and 2), which ... 1A) ER stress (BiPD and CNX) and osmotic stress (SMP) marker genes were included in the assay to ensure the efficiency of the tunicamycin and PEG treatments The combination of ER stress and osmotic ... ER stress and osmotic stress signals and induces a senescence-like response in planta and cell death in soybean protoplasts NRPs and GmNAC6 are coordinately regulated by a variety of biotic and...
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báo cáo khoa học: "The grapevine guard cell-related VvMYB60 transcription factor is involved in the regulation of stomatal activity and is differentially expressed in response to ABA and osmotic stress" ppt
... fruit and wine quality (reviewed in [1,2]) Vitis species adapt well to drought conditions due to good osmotic adjustment, large and deep root systems, efficient control of stomatal aperture and ... subgroup (AtMYB30, 31, 94 and 96) On the other hand, the grape accession protein ABK59040 was closely related to AtMYB30 and AtMYB31 and to a lesser extent to AtMYB94 and AtMYB96 (Figure 1A) Hereafter, ... ACF21938 and ABK59040 as VvMYB60 and VvMYB30, respectively Based on these results, we further divided Subgroup1 into Subgroup 1.1, (AtMYB30, AtMYB31, AtMYB94 and AtMYB96) and Subgroup 1.2 (AtMYB60 and...
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Báo cáo nghiên cứu khoa học: " Impacts of climate change on inundation and salinity intrusion of Cuu Long delta" ppsx
... South Mang Thit and Tiep Nhat are surrounded and intruded by salinity Apart from the cities and towns of Ben Luc, Rach Gia and Ha Tien, others will also be affected by deeper salinity intrusion ... Table Change in distance of salinity intrusion corresponding to salinity of 1‰ and 4‰ at the rivers of the study basins in scenario B2 [5] Distance of salinity Distance of salinity intrusion corresponding ... calculation by MRCS, combined with SLR and salinity scenarios by IMHEN, further simulate and analyze the impacts on Cuu Long Delta Downstream boundary condition, tide and salinity, is simulated by ROMS...
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Báo cáo lâm nghiệp: "Interactive effects of drought and pathogens in forest trees" docx
... knowledge on drought- disease interactions in forest trees with a focus on (1) evidence and patterns of drought- disease interactions, (2) current understanding of processes and mechanisms, and (3) ... physiology and the severity of disease symptoms [20, 128, 129] 2.3 Intensity and timing of water stress In most reports, experimental stress was tested at only one level (stressed/non stressed), ... rainfall [127] 2.4 Drought and other abiotic stresses Comparisons or interactions of drought with other environmental stresses have been investigated in a few studies Freezing stress in dormant...
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Báo cáo lâm nghiệp: "Effects of drought and heat on forest insect populations in relation to the 2003 drought in Western Europe" ppt
... the 2003 drought and heat wave on the major European forest insect species and discuss these observations in the light of current knowledge and theories of interactions between drought and insects ... experience the effects of drought and heat directly through changes in life history traits, and indirectly through trophic feedbacks and interactions with other species and abiotic components of ... forest and its management regime Consequently, understanding the interactions between drought, heat, and natural disturbances may be critical in predicting the overall impact of future drought...
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Báo cáo lâm nghiệp: " Impact of drought and leaf development stage on enzymatic antioxidant system of two Populus deltoides × nigra clones" potx
... cuttings (A and B), and protein content (C and D), superoxide dismutase (SOD) activity (E and F), catalase activity (G and H), and peroxidase activity (I and J) of expanding (white) and recently ... mild and severe drought, respectively (Figs 1D and J) Thus, reaction to drought was clone, leaf age- and drought intensity-dependant: SOD and catalase activities were stimulated during severe drought ... stage and drought intensity were taken into account by analyzing separately growing and recently mature leaves under mild and severe water deficits MATERIALS AND METHODS 2.1 Plant material and drought...
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Báo cáo lâm nghiệp: "Drought and photosystem II activity in two Mediterranean oaks" doc
... sensitivity of PS II to drought stress in Q ilex and Q pubescens Emphasis has been laid on drought and light level interaction In the Mediterranean-type climate, trees often survive and grow under conditions ... in six stands of Q ilex, three stands of Q coccifera, and various locations of Q dumosa, Q turbinella and Q agrifolia in California and Arizona Regardless of the study compiled site and the species, ... availability Evergreen and deciduous cooccurent oak species such as Quercus ilex L and Q pubescens Willd are abundant in landscapes of the Mediterranean Basin and constitute large woodlands Water conditions...
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Báo cáo lâm nghiệp: " The influence of drought and thinning on leaf area index estimates from canopy transmittance method" pdf
... significant both in PAR and in the global solar irradiance wave bands (table V) The low value of the coefficient of variation, in both the thinned and the unthinned stand, accounts for a random distribution ... wave band (kpar) and in the global solar irradiance wave band (kg) were different (table VI) The ANOVA showed significant differences in k value both in PAR and in global radiation wave band between ... average kpar both in the wet (0.64) and the dry (0.67) sites, were higher than those observed (0.473 and 0.576) in a stand of Quercus rubra (Bolstad and Gower, 1990) and quite similar to the average...
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Báo cáo lâm nghiệp: "Impact of drought and Hypoxylon mediterraneum on oak decline in the Mediterranean region" ppt
... species to water stress and H mediterraneum MATERIALS AND METHODS Experiments were carried out on adult Q cerris, Q pubescens and Q frainetto: trees in the field and, for Q cerris and Q pubescens, ... pubescens, respectively The osmotic potential at saturation was -0.8 and -1.5 MPa for Q cerris and Q pubescens in central Italy, and -0.9, - and -1.2 MPa for Q cerris, Q frainetto and Q pubescens, respectively, ... interactions between trees and biotic stress factors such as insects and fungi There is evidence that periods of drought have greatly increased susceptibility of trees to stress- induced pathogens,...
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Báo cáo khoa học: " Vulnerability of young oak seedlings (Quercus robur L) to embolism: responses to drought and to an inoculation with Ophiostoma querci (Georgevitch) Nannf" potx
... waterstressed and inoculated with O querci; (2) waterstressed and non-inoculated; (3) well-watered and inoculated; and (4) well-watered and noninoculated (control) Two successive cycles of drought ... Granier and Colin (1990) and Reich and Hinckley (1989) as: : L g specific soil-to-leaf hydraulic conductance -2 -1 -1 t (mmol m s MPa E maximal transpiration ); : (mmol sLA: leaf area (m and ψ and ... induced cavitation, and half in air, and (2) in each group 18 trees were injected at dawn and at midday with about -1.5 MPa water potentia Reisolation was made after 2-3 h, and delayed by 24 h...
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Báo cáo y học: "Low self-esteem and psychiatric patients: Part II – The relationship between self-esteem and demographic factors and psychosocial stressors in psychiatric patients" ppt
... Aging and Society 1993, 13:171-192 Brandtstadter J and Greve W Explaining the resilience of the aging self: reply to Carstensen and Freund Dev Rev 1994, 14:93102 Brown GW, Bifulco A, Veiel H and Andrews ... GW, Andrews B, Bifulco A and Veiel HOF Self-esteem and depression I: Measurement issues and prediction of onset Soc Psychiatry Psychiatr Epidemiol 1990, 25:200-209 Brown GW, Bifulco A and Andrews ... Smith EK and Crist JT Reciprocal effects of self-concept and academic achievement in sixth and seventh grades J Youth Adolesc 1995, 24:295-314 Skaalvik EM and Hagtvet KA Academic achievement and selfconcept:...
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Báo cáo khoa học: "Response of Pinus taeda L to soil flooding and salinity SR Pezeshki" ppt
... survival and growth of a given species under nonlethal salinity conditions Reports of stomatal and photosynthetic behavior of P taeda to individual and combined flooding and salinity stresses ... floodwater salinity on gas exchange in P taeda The effects of individual and combined hypoxia and salinity on net carbon assimilation of this species and the subsequent effects of these stresses ... soil salinity In glycophytes, the stress is a reduction in DISCUSSION and combined with salt resulted in a substantial reduction of g, A and biomass in P taeda plants Flooding, salinity and a...
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Drought and Water Cruises: Science, Technology, and Management Issues - Chapter 1 pptx
... Multi-Stressor World 215 Colin Polsky and David W Cash PART III Case Studies in Drought and Water Management: The Role of Science and Technology Chapter 10 The Hardest Working River: Drought and ... E Nancarrow, and Tony Jakeman Chapter 14 Droughts and Water Stress Situations in Spain 367 Manuel Menéndez Prieto PART IV Integration and Conclusions Chapter 15 Drought and Water Crises: ... information and forecasts, and explaining causes for drought and other extreme climate events He has made numerous presentations on drought causes, characteristics, and predictions, and is interagency...
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Drought and Water Cruises: Science, Technology, and Management Issues - Chapter 2 pps
... (3-month) rainfall and temperatures (maximum and minimum) This methodology (Drosdowsky and Chambers, 1998) involves: Identification of predictands (e.g., rainfall and temperature) and possible predictors ... dangerous and/ or damaging event is imminent and to alert them to actions that can be taken to avoid losses.” The first purpose of a drought EWS is to determine the probability of a drought event and ... Mitigating Drought Impacts 37 and the ocean and in the way in which the atmosphere interacts with, or is coupled to, the various underlying surfaces These advances in knowledge, combined with an expanded...
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Drought and Water Cruises: Science, Technology, and Management Issues - Chapter 5 pptx
... and communities Steps and detail the need for ongoing research and coordination between scientists and policy makers Steps and stress the importance of promoting and testing the plan before drought ... have a stake in drought planning and understand their interests These groups must be involved early and continuously for fair representation and effective drought management and planning Discussing ... develop and write the drought plan The drought plan should have three primary components: (1) monitoring, early warning, and prediction; (2) risk and impact assessment; and (3) mitigation and response...
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Drought and Water Cruises: Science, Technology, and Management Issues - Chapter 6 ppt
... scientists and managers to enhance observation networks, monitoring, prediction, information delivery, and applied research and to foster public understanding of and preparedness for drought Develop and ... II DROUGHT POLICY AND PREPAREDNESS: DEFINING A NEW PARADIGM The implementation of a drought policy can alter a nation’s approach to drought management In the past decade or so, drought policy and ... watershed, and private drought preparedness and monitoring programs in existence.” This bill also stresses improvement of the national integrated drought monitoring system by enhancing monitoring and...
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