salinity sodium and osmotic stress signalling
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
Ngày tải lên :
11/08/2014, 11:21
... 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
Ngày tải lên :
11/08/2014, 11:21
... 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 ... the first intron and the third exon, which were longer in the grape genes compared to AtMYB60 Expression of VvMYB30 and VvMYB60 in grape tissues and in response to hormonal and stress factors qPCR...
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Tài liệu Báo cáo khoa học: Osmotic stress sensing and signaling in fishes doc
Ngày tải lên :
18/02/2014, 16:20
... 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
Ngày tải lên :
23/03/2014, 06:20
... 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
Ngày tải lên :
30/03/2014, 10:20
... 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 y học: "NITRIC OXIDE (NO), CITRULLINE – NO CYCLE ENZYMES, GLUTAMINE SYNTHETASE AND OXIDATIVE STRESS IN ANOXIA (HYPOBARIC HYPOXIA) AND REPERFUSION IN RAT BRAIN"
Ngày tải lên :
26/10/2012, 09:07
... TBARS and decreased concentration of TAS supports the oxidative stress in anoxia and reperfusion and suggests a possible role for anti oxidants in preventing neuro- 153 degeneration in anoxia and ... incidents involving anesthesia To understand the role of citrulline-NO cycle enzymes, GS and the oxidative status in anoxia and reperfusion, NOS, AS, AL, GS and arginase activities along with the ... were removed and killed by decapitation The brains were quickly removed and the different regions (CC, CB and BS) were separated according to the procedure described by Sadasivudu and Lajtha (22)...
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Tài liệu Phytohormones and Abiotic Stress Tolerance in Plants ppt
Ngày tải lên :
14/02/2014, 12:20
... of stress Broad range of abiotic stresses includes osmotic stress caused by drought, salinity, high or low temperatures, freezing, or flooding, as well as ionic, nutrient, or metal stresses, and ... inhibition caused by salinity stress Expression profiling after a short-term exposure to salinity stress indicated a considerable overlap between genes regulated by salinity stress and JA application ... BR-treated plants Oxidative stress- related genes encoding monodehydroascorbate reductase and thioredoxin, the cold and drought stress response genes COR47 and COR78, and the heat stress- related genes...
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Báo cáo khoa học: Transcript profiling reveals diverse roles of auxin-responsive genes during reproductive development and abiotic stress in rice pdf
Ngày tải lên :
07/03/2014, 01:20
... control; DS, desiccation stress; SS, salt stress; CS, cold stress The fold change value, P-value and regulation (up ⁄ down) are given in Table S6 stress condition, only 51 and three genes, respectively, ... development and abiotic stress responses Twenty (17 upregulated and three downregulated) genes were commonly regulated during various stages of panicle development and abiotic stress conditions, and ... upregulated and downregulated (in parentheses) under different stress conditions The numbers of genes upregulated under one or more stress condition(s) and downregulated under other stress condition(s)...
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Báo cáo khoa học: Calcium, mitochondria and oxidative stress in neuronal pathology Novel aspects of an enduring theme pdf
Ngày tải lên :
07/03/2014, 12:20
... Mitochondrial calcium and oxidative stress as mediators of ischemic brain injury Cell Calcium 36, 257–264 441 Ca2+, mitochondria, ROS in neuronal disease C Chinopoulos and V Adam-Vizi 17 Andreyev AY, ... mechanisms and implications in human pathology IUBMB Life 52, 159–164 30 Barja G (1999) Mitochondrial oxygen radical generation and leak: sites of production in states and 3, organ specificity, and relation ... described by Manev and colleagues [149], further characterized by the groups of Thayer [150] and Tymianski [146] However, credit should also be given to an earlier work by Connor and colleagues,...
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Báo cáo khoa học: Cotton GhMPK2 is involved in multiple signaling pathways and mediates defense responses to pathogen infection and oxidative stress doc
Ngày tải lên :
14/03/2014, 23:20
... hormone signaling, biotic and abiotic stress responses, and development [15,16], whereas high concentrations of ROS can result in oxidative stress and cause irreversible damage and hypersensitive response-like ... processes and have unique biological functions Cotton (Gossypium hirsutum) is one of the oldest and most important fiber and oil crops Its growth and yield are severely inhibited under various biotic and ... genes and ET biosynthesis genes in transgenic and wild-type plants (A) The mRNA levels of defense-related genes and ET biosynthesis genes in transgenic and wild-type tobacco plants without any stress, ...
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Báo cáo khoa học: The crystal structure of annexin Gh1 from Gossypium hirsutum reveals an unusual S3 cluster Implications for cellulose synthase complex formation and oxidative stress response potx
Ngày tải lên :
17/03/2014, 03:20
... reduced forms and a methionine residue The cluster is likely to be involved in redox reactions and might constitute the molecular basis of oxidative stress response by annexins Materials and methods ... domains III and IV is a U-shaped, positively charged patch The patch is formed by five lysine and three arginine residues (Lys223, Lys226, Arg238, Lys242, Lys249, Lys253, Arg256, and Arg291) and, in ... live and breathe: free radicals and aging Correlative evidence from a number of fields suggests they may be key Biotechnology 12, 37–40 Chiueh, C (2001) Iron overload, oxidative stress, and axonal...
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Báo cáo khoa học: The molecular chaperone a-crystallin incorporated into red cell ghosts protects membrane Na/K-ATPase against glycation and oxidative stress ppt
Ngày tải lên :
17/03/2014, 03:20
... (112), pp 1–43 Elsevier/North-Holland, County Clare, Ireland 19 Glynn, I.M & Hoffman, J.F (1971) Nucleotide requirements for sodium- sodium exchange catalysed by the sodium pump in human red cells ... was the same at t ¼ and h This indicates that the 14 C sucrose was trapped by loading and resealing and did not leak out of the ghost cells The ghost cells were incubated with and without modifiers ... were prepared as described in the methods section and incubated at 37 °C, 10 lL samples taken at t ¼ and t ¼ h and assayed Error bars represent standard deviation 2610 B K Derham et al (Eur J Biochem...
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Báo cáo khoa học: Rice cytosine DNA methyltransferases – gene expression profiling during reproductive development and abiotic stress pptx
Ngày tải lên :
23/03/2014, 04:20
... activation of OsCMT2 in seedlings subjected to cold and salt stress and the downregulation of OsCMT3 expression under salt and drought stress is interesting and provides the foundation for further in ... actively dividing tissues of roots and during the formation of inflorescence and floral meristems and the initiation of floral organs (P1-I and P1-II in rice and F1 and F2 in Arabidopsis) AtCMT3 is ... panicle initiation (P1-I and P1-II) and the early seed development stages (Tables S2 and S4) In comparison with leaf tissues (mature leaf and Y leaf), there was an 87-, 7 7and 81-fold increase (P...
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Báo cáo khoa học: Expression profile of PIN, AUX ⁄ LAX and PGP auxin transporter gene families in Sorghum bicolor under phytohormone and abiotic stress pot
Ngày tải lên :
29/03/2014, 09:20
... contains AtAUX1, AtLAX1 and two members in sorghum and rice (SbLAX1, -2, -4 and OsLAX2, -4, -5) and the other clade contains AtLAX2 and AtLAX3, and three members of SbLAX and OsLAX family Phylogenetic ... AtPGP1, AtPGP4 and AtPGP19 are well characterized in Arabidopsis and can be placed into groups and (Fig 2C, and Tables S3 and S4) SbPGP21 is close to AtPGP1, and two SbPGPs (SbPGP16 and SbPGP18) ... distinct tandem duplicate gene clusters represented 10 SbPGP genes: two clusters with two tandem genes (SbPGP19–20 and SbPGP23–24), and another two clusters containing three tandem genes (SbPGP5–7 and...
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carbon dioxide and environmental stress
Ngày tải lên :
01/04/2014, 11:43
... area and display and in plant spacing affect the energy supply for the two processes in a nearly identical manner Thus, "A and T on a per unit land area basis are closely linked and go hand in hand, ... and act like • xiv Preface Chapters in this book are organized into three parts: (I) C O and stress interactions (Chapters 1-10); (II) evolutionary, scaling, and modeling studies of CO2 and stress ... Carbon Dioxide and Environmental Stress on Plants and Ecosystems: A Synthesis Yiqi Luo, Josep Canadell, and Harold A Mooney I Introduction 393 II Interactive Effects of Carbon Dioxide and Stresses...
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COMBINED BENDING AND DIRECT STRESS
Ngày tải lên :
08/04/2014, 11:27
... the separate effects of P and M The stresses due to P and M acting separately are shown in Figure 12.l(iii) and (iv) On combining the two stress systems, the resultant stress in any fibre is (r ... 37.5 cm and 75 cm and the material is 2.5 cm thick all round, and the longer dimension is in the direction AB Calculate the maximum tensile and compressive stresses set up in the section, and locate ... maximum bending stresses due to the couple of 250 Nm are equal to 288 Bending stresses and direct stresses combined (250)(0*0125) (13.02 x 10-9) = 240 m m l Hence the maximum tensile stress on the...
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fontanills - the options course - high profit and low stress trading methods, 2nd ed
Ngày tải lên :
23/04/2014, 15:54
... Australia, and Asia, Wiley is globally committed to developing and marketing print and electronic products and services for our customers’ professional and personal knowledge and understanding The ... parameters and by applying strategies that combine stocks and options on stocks, or futures and options on futures Develop a Flexible Investment Plan The second step in reducing risk and stress is ... including assets, expected future earnings, and the supply of and demand for the shares of the company Accurately determining the supply of and demand for a company’s stock is very important...
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báo cáo hóa học: " Quality of life among adolescents with sickle cell disease: mediation of pain by internalizing symptoms and parenting stress" pdf
Ngày tải lên :
18/06/2014, 19:20
... index, and disease severity) with parent- and teen-reported PPQ pain frequency, primary caregiver- and teen-reported BASC anxiety and BASC depression, PIP difficulty, and primary caregiver- and ... teacher-, and parent-report measure of adaptive and clinical functioning for children and adolescents ages 1/2 to 18 years of age The questions address emotions, behaviors, and self-perceptions and ... http://www.hqlo.com/content/6/1/60 daily pain diaries, Gil and colleagues demonstrated that pain predicted decrements in positive mood and higher levels of stress An association of negative mood and stress with same day pain...
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báo cáo hóa học: " Brain inflammation and oxidative stress in a transgenic mouse model of Alzheimer-like brain amyloidosis" pptx
Ngày tải lên :
19/06/2014, 22:20
... 450 nm Oxidized protein standards, internal controls and blanks were always assayed at the same time and in the same way All samples were always determined in triplicate and in a blind fashion Immunoblot ... Biological) Brain Aβ1-40 and Aβ1-42 levels Sequential extraction of brain samples was performed with high-salt buffer and formic acid, respectively to measure soluble and insoluble Aβ1-40 and Aβ1-42 levels, ... inflammation and oxidative stress [16,17] Our results confirm previous observation where low-dose curcumin, a drug with reported both anti-oxidant and anti-inflammatory activities, reduced total Aβ and...
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Chapter 046. Sodium and Water (Part 2) potx
Ngày tải lên :
06/07/2014, 15:21
... filtration and delivery of water (and electrolytes) to the diluting sites of the nephron; (2) active reabsorption of Na+ and Cl– without water in the thick ascending limb of the loop of Henle (TALH) and, ... water excretion, and eventual hyponatremia Sodium Balance Sodium is actively pumped out of cells by the Na+, K+-ATPase pump As a result, 85–90% of all Na+ is extracellular, and the ECF volume ... of AVP secretion The osmotic threshold for AVP release is 280–290 mosmol/kg, and the system is sufficiently sensitive that plasma osmolality varies by no more than 1–2% Nonosmotic factors that...
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