technical production and properties
Handbook of Polymer Synthesis Second Edition Episode 4 pdf
Ngày tải lên :
13/08/2014, 16:21
... ACRYLAMIDE AND METHACRYLAMIDE (This section was prepared by O Nuyken, G Staufer and M Schafer.) ¨ A Introduction Polyacrylamides (PAAm) and polymethacrylamides (PMAAm) are of great technical and academical ... tailormade properties On the other hand there are problems like early gelation of the irradiated sample and mobility restrictions of the reactive sites during the preceding reaction and also with ... organic and water-soluble polymers, and Michael polyaddition with dithiols and diamines In free-radical copolymerization of two monomers the relationship between the composition of the copolymer and...
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Tài liệu Báo cáo khoa học: Exposure of IgG to an acidic environment results in molecular modifications and in enhanced protective activity in sepsis doc
Ngày tải lên :
16/02/2014, 15:20
... (RU) for each IVIg preparation (B) Reactivity of native (lines and 4), pH buffer-exposed (lines and 5) and pH 2.8 buffer-exposed (lines and 6) IVIg with Bacillus anthracis antigens The membranes ... so far Data from this and from an earlier study [8] strongly suggest that licensed therapeutic IVIgs exposed to production steps at low pH acquire new, clinically relevant, properties Their use ... Immunology, Lorand Eotvos University, Budapest, Hungary) The commercial intravenous immunoglobulins Endobulin S ⁄ D (Baxter, Deerfield, IL, USA), and Octagam (Octapharma, Lachen, Switzerland) were...
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Báo cáo khoa học: The 2-oxoacid dehydrogenase multi-enzyme complex of the archaeon Thermoplasma acidophilum ) recombinant expression, assembly and characterization docx
Ngày tải lên :
16/03/2014, 05:20
... 2-oxoacids and 2-Oxoacid dehydrogenase complex from the Archaea pyruvate [14] In the current paper, we report the cloning and expression of the E2 and E3 genes of the same operon from T acidophilum, and ... restriction endonuclease digestion for E2, and NheI ⁄ EcoRI digestion for E3, and purified by gel electrophoresis and gel extraction as already described E2 and E3 genes were separately ligated into ... using primers that engineered restriction sites into the 5¢- and 3¢ ends of the gene products: NdeI and XhoI for the E2 gene, and NheI and EcoRI for E3 Oligonucleotides were as follows (restriction...
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Báo cáo khoa học: Transport of taurocholate by mutants of negatively charged amino acids, cysteines, and threonines of the rat liver sodium-dependent taurocholate cotransporting polypeptide Ntcp docx
Ngày tải lên :
17/03/2014, 09:20
... basolateral (Ntcp rat [1], Ntcp mouse1 and [9], Ntcp rabbit [24], and NTCP human [2]) and four apical (Isbt rat [6], Isbt mouse [25], Isbt rabbit [26] and ISBT human [27]) was performed, using ... aspartates, and cysteines in the rat Ntcp are conserved in all of the nine family members: Cys44, Cys98, Cys125, and Cys266 as well as Glu47, Asp115, Asp147, Glu257, and Glu277 The threonines Thr317 and ... cysteine deletion mutants and tryptophane substitutions Indirect effects could be space-holding properties of these cysteines tested by deletion mutants and lipophilic binding properties other than...
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Báo cáo Y học: Amino acids 3–13 and amino acids in and flanking the 23FxxLF27 motif modulate the interaction between the N-terminal and ligand-binding domain of the androgen receptor pdf
Ngày tải lên :
17/03/2014, 10:20
... The ligand-dependent interaction between AR NTD and AR LBD, N/C interaction, was studied in yeast and mammalian in vivo protein interaction systems, and in Ó FEBS 2002 Interaction between androgen ... harvesting, and protein extraction were carried out as described in the previous section, except that lg pCMV-GST-AR.LBD and lg pSVAR.NTDwt or pSVAR.NTDmutant were utilized, and that transfection and ... pr24–39sense, and pr24–39antisense Primers pr18/19AA, pr20/21AA, pr22A, pr24/25AA, pr26/27AA, pr28/29AA, and pr30/ 31AA sense and antisense oligonucleotides were modified pr17–32 sense and antisense...
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Báo cáo khoa học: Characterization of surface n -alkanes and fatty acids of the epiphytic lichen Xanthoria parietina, its photobiont a green alga Trebouxia sp., and its mycobiont, from the Jerusalem hills pot
Ngày tải lên :
23/03/2014, 17:21
... library (7th edition) Results and discussion The complex hydrocarbons and fatty acids produced by the cultured photobiont green alga Trebouxia sp and the mycobiont, and also by X parietina, were ... medicines, and is used in many Asian countries [40] It has also been found as a major effluent component in the paper and pulp industry [41] and is one of the toxic compounds accumulated in fish and other ... Trebouxia erici and Trebouxia impressa (cultures from the Botanical Institute, St Petersburg, Russia) not contain the 18 : and 18 : fatty acids, and produce only two fatty acids: 16 : (30% and 51%,...
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Báo cáo lâm nghiệp: "ree nutrition of Norway spruce as modified by liming and experimental acidification at the Höglwald site, Germany, from 1982 to 2004" pdf
Ngày tải lên :
07/08/2014, 16:20
... of the Norwegian results, Scand J For Res 16 (2001) 541554 [34] Rothe A., Huber C., Kreutzer K., Weis W., Deposition and soil leaching in stands of Norway spruce and European beech: results from ... fertilisation research in Finland: A literature review, Scand J For Res 16 (2001) 514535 [37] Sikstrửm U., Eects of liming and fertilization (N, PK) on stem growth, crown transparency, and needle element ... Waldbodenbericht 1996, Band Bundesministerium fỹr Ernọhrung, Landwirtschaft und Forsten, 1999 Eect of acidication and liming on tree nutrition APPENDIX Mean K, Ca, Mg, Mn, Fe and Al concentrations...
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báo cáo khoa học: " Proteome analysis of Norway maple (Acer platanoides L.) seeds dormancy breaking and germination: influence of abscisic and gibberellic acids" ppsx
Ngày tải lên :
12/08/2014, 03:20
... nine spots were regulated by both ABA and GA Of this group, six spots were down-regulated and three up-regulated by ABA and four spots were down-regulated and five up-regulated by GA Eight spots ... analysis and is being used more and more in studies on seed development, dormancy, dormancy breaking and germination [18,20,21] Here, a proteomic analysis of seed dormancy breaking and germination ... activity destabilising maintenance methylation and affecting expression of thousands of genes The hog1 mutant plants grow slowly and have low fertility and reduced seed germination Complementation...
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THE EFFECT OF OMEGA-3 FATTY ACIDS ON AIRWAY INFLAMMATION, HYPERPNEA-INDUCED BRONCHOCONSTRICTION, AND AIRWAY SMOOTH MUSCLE CONTRACTILITY IN ASTHMA
Ngày tải lên :
24/08/2014, 12:48
... early and a late phase In the early phase, mast cells and macrophages in the airways are activated and release proinflammatory mediators such as histamine, leukotrienes, prostaglandins, and reactive ... Diet and Asthma 10 Omega-3 Fatty Acids and Smooth Muscle Contractility 18 Summary and Proposed Experimental Aims 21 CHAPTER 2: THE EFFECT OF FISH OIL, VITAMIN C, AND THEIR ... polyunsaturated fatty acids Omega-3 and -6 polyunsaturated fatty acids compete for the 5-lipoxygenase and cyclooxygenase enzymes to produce leukotrienes and prostaglandins with different proinflammatory...
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báo cáo khoa học: " Ascorbate metabolism and the developmental demand for tartaric and oxalic acids in ripening grape berries" pot
Ngày tải lên :
12/08/2014, 03:21
... designed and conducted all research experiments, analysed the data, and drafted/constructed the manuscript CMF supervised all research CMF and KLS contributed to the research ideas and design, and ... our understanding of calcium oxalate crystal formation and function in plants Plant Sci 2003, 164(6):901-909 Iland PG, Coombe BG: Malate, tartrate, potassium, and sodium in flesh and skin of ... ascorbate (tAsc) and the ascorbate catabolites tartaric (TA) and oxalic acids (OA) Figure Accumulation of total ascorbate (tAsc) and the ascorbate catabolites tartaric (TA) and oxalic acids (OA)...
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Prediction of service life due to the exposure of chlorides of reinforced concrete bridges near coastal areas in Vietnam = Dự báo tuổi thọ sử dụng của cầu bê tông cốt thép ven biển Việt Nam do xâm nhập clo (tóm tắt + toàn văn)
Ngày tải lên :
26/09/2014, 09:43
... THE WORLD AND IN VIETNAM 1.1 Introduction The reinforced concrete bridges in Vietnam are now being designed with advanced standards and integration [1] The design philosophy of the standards is ... Dinh, D.V and Trung, D.V., “Determination and prediction of diffusion coefficients of chloride into concrete”, Vietnam Road and Bridge Magazine, issue 12/2013-07-11; 8/ Huy, P.D., Cau, B.T and Dinh, ... reduces the durability and shorten the service life Measures to reduce the penetration of chloride ions and CO2 into concrete are expected to significantly enhance the durability and service life of...
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Potential Climate Change Impacts on Corals and Coral Reefs in Melanesia from Bleaching Events and Ocean Acidification
Ngày tải lên :
08/06/2016, 11:26
... 20 m (Davies et al 1997, Foale 2006) and bleaching was also observed in areas near Motupore and Madang and the Lihir Islands and Lak region near New Ireland (Srinivasan 2000) In 1999-2000 increasing ... reefs north of the Solomon and Vanuatu Island groups, and by 2040-49 this area expands to include waters and reefs north of PNG By 2060-69 both thermal stress and marginal to submarginal saturation ... of 33-34°C in 1998 and Rapa Nui (Easter Island) where a similar elevation above normal maxima of about 25°C produced extensive coral bleaching and mortality (Coles 1983, Coles and Brown 1983) This...
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Biodegradable Polymers Composed of Naturally Occurring α-Amino Acids
Ngày tải lên :
25/10/2013, 08:20
... etc.) and ease of processing into different forms and shapes; and • excellent adhesion to plastic, metallic, and glass surfaces that is important for their use as coatings 5.3 Conclusion and Perspectives ... UPEAs and epoxy-PEAs are also subjected to chemical, thermal and photochemical curing that allows one to regulate their properties, for example, to increase mechanical characteristics and decrease ... epoxy-PEA 5.2.4 Properties of AABBPs 5.2.4.1 MWs, Thermal, Mechanical Properties, and Solubility All the AABBPs obtained via AP [14] have high molecular weights (Mw = 24,000– 180,000 Da, GPC) and narrow...
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Tài liệu Báo cáo khoa học: Suppressed catalytic efficiency of plasmin in the presence of long-chain fatty acids Identification of kinetic parameters from continuous enzymatic assay with Monte Carlo simulation ppt
Ngày tải lên :
18/02/2014, 17:20
... substrates Materials and methods Materials Sodium salt and free acid forms of oleic, stearic and arachidonic acids were purchased from Sigma-Aldrich Kft (Budapest, Hungary) and stock solutions ... mean (symbols) and standard deviation (cross-lines) of four measurements Lines represent best global fit of the data set to the equation of Model I described in the Materials and methods The ... limit below the estimated Km value and upper limit at least 5-fold higher than the Km estimate) The final best estimates of the catalytic constant (kp) and the Km, and their confidence intervals, are...
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Báo cáo khoa học: Covalent activation of heart AMP-activated protein kinase in response to physiological concentrations of long-chain fatty acids docx
Ngày tải lên :
07/03/2014, 15:20
... Fig Effects of palmitate, insulin and epinephrine on a-2 AMPK activity and malonyl-CoA content Hearts were perfused for 60 with mM glucose and BSA (20 mgÆmL)1) and other additions as indicated ... S.E.M for measurements of blood glucose and serum NEFA (n ¼ for fed and 10 for starved, respectively), a-2 AMPK activity assayed with and without AMP (n ¼ 5–6) and P-T172 abundance (n ¼ 8) Open bars, ... palmitoyltransferase and carnitine octanoyltransferase activities in liver, kidney cortex, adipocyte, lactating mammary gland, skeletal muscle and heart FEBS Lett 129, 229–232 17 Brownsey, R.W., Zhande, R...
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Báo cáo khoa học: Hidden stereospecificity in the biosynthesis of divinyl ether fatty acids ppt
Ngày tải lên :
16/03/2014, 18:20
... m ⁄ z 225 and 226 (undeuterated and monodeuterated [14-2H]13(S)-HPOD; reduced, methyl esterified and trimethylsilylated), m ⁄ z 311 and 312 ([8-2H]9(S)HPOD; reduced, methyl esterified and trimethylsilylated), ... trimethylsilylated), and m ⁄ z 308 and 309 (methyl esters of divinyl ether fatty acids) Acknowledgements Mrs Gunvor Hamberg is thanked for expert technical assistance and for collection and identification ... monodeuterated and 51.2% undeuterated molecules as determined by mass spectrometric analysis of the fragment [CH3OOC-(CH2)7-(CH ¼ CH)2-CH ¼ O+SiMe3] (m ⁄ z 311 and 312 in the undeuterated and deuterated...
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báo cáo hóa học:" Minireview: Transaminases for the synthesis of enantiopure beta-amino acids" doc
Ngày tải lên :
21/06/2014, 17:20
... and II, III and V all belong to the same folding type Representatives of class I and II are aspartate TAs and aromatic TAs, of class III ω-TAs and of class V phosphoserine TAs D-alanine TAs and ... conclusion, even though several chemical and enzymatic routes (and chemoenzymatic tandems) are applied and under intense investigation, there still is no gold standard for the preparation of enantiopure ... and diverse group of pyridoxal phosphate (PLP)-dependent enzymes and are ubiquitous in living organisms playing an important role in amino acid metabolism (Christen and Metzler 1985; Cooper and...
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Báo cáo y học: " Potential therapeutic effects of branched-chain amino acids supplementation on resistance exercise-based muscle damage in humans" pps
Ngày tải lên :
11/08/2014, 23:21
... imposed by contractions and/ or overload and, according to the intensity, length, and volume the severity and degree of damage and discomfort may be compounded over time and persist chronically ... exercise and its variables (volume, intensity, and duration) Apparently, this relationship is mainly dependent of intensity and volume [16] When exercise intensity is mild/moderate and with low ... 18] However, with high intensity and low/moderate volume or low/moderate intensity and with high volume, changes in membrane permeability and increase in serum CK and the enzymes mentioned above...
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Báo cáo y học: "Should dialysis be offered in all cases of metformin-associated lactic acidosis" pot
Ngày tải lên :
13/08/2014, 11:23
... other pharmacodynamic properties, and safety perspectives Endocr Pract 1997, 3:359-370 Prikis M, Mesler EL, Hood VL, Weise WJ: When a friend can become an enemy! Recognition and management of metformin-associated ... Finkle accounted for 0.84% of all admissions and demonstrated a 30% mortality rate Eighty percent of these patients developed acute renal failure and 62.5% required hemodialysis Only one patient ... Neth J Med 2008, 66: 185-190 11 Nyirenda MJ, Sandeep T, Grant I, Price G, McKnight JA: Severe acidosis in patients taking metformin—rapid reversal and survival despite high APACHE score Diabet...
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