cold induced changes in plasma membrane lipid composition
báo cáo khoa học: "Trichoderma viride cellulase induces resistance to the antibiotic pore-forming peptide alamethicin associated with changes in the plasma membrane lipid composition of tobacco BY-2 cells" potx
... found for the tobacco plasma membrane here, also since the artificial membranes not contain proteins as biological membranes However, effector -induced changes in membrane phospholipids and sterols ... H2 O2 being a putative intermediate in the cellulase-initiated signalling cascade Instead, the presence of H2O2 can lead to rapid crosslinking of the cell wall proteins [53] The decrease in permeability ... resistance CM treatment results in distinct plasma membrane lipid profile alterations As mentioned, alamethicin permeabilisation depends on membrane lipid composition in artificial systems [21] This...
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báo cáo khoa học: " Cold- and light-induced changes in the transcriptome of wheat leading to phase transition from vegetative to reproductive growth" pot
... Transcript of TaAGL42 increased, principally in leaf tissue, in the winter varieties and showed no response in Paragon If these two MADS-box genes are involved in cold induced phase transition, ... expressed in spring varieties: it remained low and unchanging in both tissues, however Thus, TaAGL42 might not be involved in phase transition at all A clue that instead it might be involved in cold ... is highly expressed in winter varieties, thus repressing flowering, but not in spring varieties It has been hypothesised that in winter wheats, extended periods of cold bring about down-regulation...
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The plasma membrane lipid rafts caveolae mediated PACAP signalling in PC12 cells
... certain 21 receptors move into lipid microdomains in the outer leaflet of the plasma membrane lipid bilayer These domains are coupled to microdomains in the inner leaflet that contain signaling kinases, ... various signaling molecules found in caveolae interact with caveolins, suggesting that caveolins may also participate in transmembrane signaling These molecules include receptor tyrosine kinases and ... well as the influence of membrane 156 glycosphingolipid 4.2.9.2 The role of PKC in PACAP -induced neuritogenesis and ERK1/2 activation as well as the influence of membrane glycosphingolipid 158...
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Bovine ovarian hyperstimulation induced changes in expression profile of circulatory miRNA in follicular fluid and blood plasma
... several sorting mechanisms may induce heterogeneity in the population of ILVs in single MVBs by acting separately on different domains of the limiting membrane C: Receiving lipids and proteins from ... proteins on the forming ILVs B: Presence of several sorting mechanisms may induce heterogeneity in the population of ILVs in single MVBs by acting separately on different domains of the limiting membrane ... Change in the composition of the limiting membrane may be responsible for the tubulation allowing plasma membrane expression of endosomal proteins (2) Unknown mechanism may lead MVBs toward the plasma...
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Tài liệu Human-induced changes in US biogenic volatile organic compound emissions: evidence from long-term forest inventory data ppt
... therefore in this case the change in emissions reflected changes in crown and leaf area, with no change in species composition Decomposing changes in BVOC emissions: species The total changes in emissions ... elliotii) from pine plantations The increase in monoterpene emissions in the deep south was because of an increase in loblolly pine (P taeda), both in pine plantations and in natural forests In addition, ... variation in emission rates, so changes in species composition can lead to changes in isoprene emissions equal to or greater than those resulting from changes in basal area r 2004 Blackwell Publishing...
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An application of GIS and Remote Sensing for Analysis of Agricultural Development-Induced Changes in Land Use: A case study in Lao PDR pdf
... used in countrywide, including agriculture sector did not applied this technique for their agricultural development and land use planning • A meanwhile, in that times agriculture lands in Laos ... transformed from subsistence farming in uneconomic-sized farms to commercial and market-oriented farms These transformed sometimes happens in improperly ways and induced to change in land use and land covers ... farming system • The problems above due to lack of an appropriate tool in terms of integrated spatial data on land use/land covers However, recently GIS and remote sensing has been using in several...
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Báo cáo khoa học: Activation of PMCA by calmodulin or ethanol in plasma membrane vesicles from rat brain involves dissociation of the acetylated tubulin/PMCA complex pdf
... tubulin ⁄ PMCA complex Results Presence of acetylated tubulin ⁄ PMCA complex in plasma membrane vesicles A plasma membrane vesicle (PMV) preparation was analyzed by western blotting using staining ... rehydrated, incubated with 2% BSA in NACl ⁄ Pi for 60 min, and stained by indirect immunofluorescence using mouse mAb 6-11B-1 (dilution : 600) in NaCl ⁄ Pi containing 1% BSA Fluorescein-conjugated ... (1989) The calmodulin binding domain of the plasma membrane Ca2+ Interaction of PMCA with acetylated tubulin 19 20 21 22 23 24 25 26 27 28 29 30 31 pump interacts both with calmodulin and with another...
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Báo cáo Y học: High pressure-induced changes of biological membrane Study on the membrane-bound Na+/K+-ATPase as a model system pdf
... transmembrane proteins in the contact surfaces of proteins and water, and/or protein and lipid bilayer: an increase in the thickness of the lipid bilayer partially covers the transmembrane proteins ... irreversible protein unfolding and fragmentation of the lipid bilayer, thus destroying the gross membrane structure The present perspective of the pressure -induced changes in a membrane- protein system ... conformational changes in the transmembrane protein especially in the water-soluble domain Fluorescence with and without lipid bilayer is paralleled with an increase in pressure (Fig 2), showing that...
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Báo cáo khoa học: Oxygen-induced changes in hemoglobin expression in Drosophila docx
... intestinalis [19,20] These species secrete hemoglobins (Hbs) from the fat body into their hemolymph (Chironomidae) or harbor intracellular Hb in specialized fat body-derived organs (G intestinalis, ... be involved in O2 supply and, possibly, the hypoxia tolerance of Drosophila However, the globin might also be instrumental in alleviating oxidative stress by detoxifying harmful ROS molecules In ... To confirm the observed changes in dmeglob1 expression levels under hypoxia, we used LDH as a positive control for hypoxia -induced changes in gene expression LDH expression in Drosophila cell culture...
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Hypoglycemia induced changes in cholinergic receptor expression in the cerebellum of diabetic rats ppt
... piperidine mustard; D + IIH: Insulin induced hypoglycemia in diabetes; C + IIH: Insulin induced hypoglycemia in Control Competing interests The authors declare that they have no competing interests ... were divided into the following groups as (i) control (C), (ii) diabetic (D), (iii) insulininduced hypoglycemia in diabetic rats (diabetic + IIH) and (iv) insulin -induced hypoglycemia in control ... DAMP in the incubation buffer, pH 7.4 in a total incubation volume of 250 μl containing appropriate protein concentrations (200- 250 μg) Nonspecific binding for muscarinic M3 receptor was determined...
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Báo cáo y học: "Treatment of hypertriglyceridemia and HIV: fenofibrate-induced changes in the expression of chemokine genes in circulating leukocytes" ppsx
... Krams : Shear stress -induced changes in atherosclerotic plaque composition are modulated by chemokines J Clin Invest 2007, 117:616-626 Simmons G, Reeves JD, Hibbitts S, Stine JT, Gray PW, Proudfoot ... considering their well documented role in the local accumulation of monocytes [8,9] However, fenofibrate had an intriguing effect in SDF-1 expression neutralizing the significant decrease in its ... fenofibrate in patients with HIV, which is accompanied by significant changes in the pattern of chemokine gene expression in circulating leukocytes The data suggest that PPARα activators may be useful in...
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Báo cáo y học: " Changes in body weight, body composition and cardiovascular risk factors after long-term nutritional intervention in patients with severe mental illness: an observational study" docx
... Changes in weight and metabolic parameters during treatment with antipsychotics and metformin: the data inform as to potential guideline development? A systematic review of clinical studies Int ... baseline (P > 0.05) (Table 1) Effect of the nutritional intervention on body composition Table shows the change in adiposity parameters from baseline to mo of the nutritional intervention in completers ... Page of Table Changes in parameters of adiposity during the mo nutritional intervention Visit A (Baseline) vs Visit B (3 mo) Visit A (Baseline) vs Visit C (6 mo) Visit A (Baseline) vs Visit D...
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Báo cáo y học: " Dimethylthiourea protects against chlorine induced changes in airway function in a murine model of irritant induced asthma" potx
... smoking or pulmonary infection [25,26] We found that Cl2 exposure induced rapid and transient changes in glutathione concentrations Ten minutes following exposure there was a surge in both intra- ... of changes including increased superoxide generation from leukocytes, increased total nitrites and nitrates, increased protein carbonyls, increased nitric oxide in exhaled breath condensate, increased ... epithelial cell shedding and/or lysis However the changes in GSH observed in the current experiment occurred in the absence of significant changes in epithelial cell counts in BAL fluid or in epithelial...
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Báo cáo y học: "Exercise-induced changes in interleukin-10 in patients with knee osteoarthritis: new perspectives" doc
... of print] doi:10.1186/ar3084 Cite this article as: Lems WF, den Uyl D: Exercise -induced changes in interleukin-10 in patients with knee osteoarthritis: new perspectives? Arthritis Research & Therapy ... exercise? Could the increase in IL-10 and decrease in COMP be confirmed in comparable studies? What is the evidence for a causal relationship of IL-10 and COMP, or are the changes coincidences? Why ... therapy results in cartilage degradation by affecting the low-grade in ammatory state Further research is required Abbreviations COMP, cartilage oligomeric matrix protein; IL, interleukin; OA, osteoarthritis;...
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Báo cáo y học: "Further cautions for the use of ventilatory-induced changes in arterial pressures to predict volume" docx
... consequent decrease in left ventricular output can produce very large swings in arterial pressures, but these swings should be minimally responsive to volume infusion because they are minimally related ... Abbreviations dUP, inspiratory increase in pressure relative to value at end-expiration; PPV, pulse pressure variation Competing interests The author declares that he has no competing interests Published: ... volume against central venous pressure indicate that stroke volume was responsive at some point even in the endotoxin group and there was a lot more volume responsiveness than seems to show up in the...
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Structural analysis of calcium induced changes in gelsolin and adseverin
... Gelsolin/villin superfamily severs actin filaments Twinfilin inhibits actin nucleotide exchange Actin/Bundling/Crosslinking Proteins α-actinin connects and organizes actin filaments EPLIN stabilizes ... A1 A2 A3 adseverin domains through A4 A5 A6 scinlA scinderin-like A scinlB scinderin-like B SB1-SB3 scinlB N-terminal half SB4-SB6 scinlB C-terminal half SB1 SB2 SB3 scinlB domains through SB4 ... Roles of actin binding proteins in actin dynamics (A) Actin monomer binding proteins Thymosin-β4 blocks all assembly reactions; profilin promotes nucleotide exchange and inhibits pointed-end elongation...
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Molecular analysis of maternal diabetes induced changes in the developing neural tube
... TGF-ß l TGF-ß l III III E F TNF-α III G Fig 17 TNF-α G III H Lectin TGF-ß1 A B C Lectin TNF-α III D Fig 18 TGF-ß1+Lectin TNF-α+Lectin III III E F tm III htms III htm A Fig 19 B 50 Mean Cell numbers/mm ... IL-1ß C TGFß 173bp D 370bp iNOS Fig 21 folds of induction 7.5 6.5 5.5 4.5 3.5 2.5 1.5 0.5 Diabetic CP-treated CP-treated diabetic TNF- α Fig 22 Normal ** ** IL-1β TGF-β1 iNOS ... in e A III LV E B dc dc e vtw vtw E C vt dt D Fig Thickness of Ventral Telencephalon Wall (µm) 300 250 * 200 150 100 50 Fig Control Diabetic vt dt vt vt A B Fig % of BrdU-cells in Ventral...
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Báo cáo Y học: In vivo activation of plasma membrane H+-ATPase hydrolytic activity by complex lipid-bound unsaturated fatty acids in Ustilago maydis docx
... appreciably or, in the case of Ki and aKi for erythrosin B, the changes were modest (Table 2) Glucose -induced activation of yeast plasma membrane H+-ATPase shows characteristic changes in kinetic parameters ... (data not shown) Changes in activity were observed to be the result of an increase in Vmax with little changes in affinity for MgATP Changes in Vmax correlated with increases in À1 18 : 2/18 : ... grown in the presence of octanoic acid [37] In this case, only Vmax was affected showing an increase that was accompanied by an increase in the presence of oleic acid in its plasma membrane lipids...
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Báo cáo khoa học: Brain lipid composition in postnatal iron-induced motor behavior alterations following chronic neuroleptic administration in mice potx
... stress in the normal and parkinsonian brain Ann Neurol 32, S1–S145 Strong R, Mattamal M & Andorn A (1993) Free Radicals in Aging In Free Radicals, the Aging Brain, and Brain lipid composition in ... FEBS 2233 Brain lipid composition in postnatal iron -induced mice G Isaac et al Isaac et al [45] The separation power of LC into either different lipid classes or molecular species within a class ... clustered, indicating FEBS Journal 273 (2006) 2232–2243 ª 2006 The Authors Journal compilation ª 2006 FEBS G Isaac et al Brain lipid composition in postnatal iron -induced mice Normalized Intensity...
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Tài liệu Báo cáo khoa học: Oligomerization of the Mg2+-transport proteins Alr1p and Alr2p in yeast plasma membrane pptx
... Mg2+-permeable ion channel [14] Using in vitro chemical cross-linking and in vivo split-ubiquitin assays to analyze protein–protein interactions, we show here that Alr1p and Alr2p interact to form homo-oligomeric ... overexpressing N-terminally deleted Alr1 proteins in an ALR1 wild-type strain Protein–protein interactions detected by the split-ubiquitin system To test for possible Alr1p–Alr1p interaction, ... Alr2 fusion proteins carried either the N-terminal NubG ubiquitin part at their N-terminus or the C-terminal Cub ubiquitin part at their C-terminus Interaction of membrane protein partners (Alr1–Alr1,...
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