langmuir monolayers and langmuir blodgett films of fatty acids
Báo cáo khóa học: O-acetylation and de-O-acetylation of sialic acids in human colorectal carcinoma docx
... carcinoma % Sialic acids in resection margins Table Fluorometric-HPLC and GC-MS analysis of glycoconjugate-bound and free sialic acids isolated from the mucosa of matched resection margin and colorectal ... carcinoma tissue Sialic acids were isolated and analysed by HPLC and GC-MS as described in Materials and methods The proportion of individual sialic acids is expressed as a percentage of the total sialic ... (1989) O-acetylation and de-O-acetylation of sialic acids O-acetylation of sialic acids in the rat liver Golgi apparatus involves an acetyl intermediate and essential histidine and lysine residues–a...
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Báo cáo vật lý: "Preliminary Studies for Production of Fatty Acids from Hydrolysis of Cooking Palm Oil Using C. rugosa Lipase" pot
... Preliminary Studies for Production of Fatty Acids 80 acids Both the hydrolysis and the subsequent distillation of fatty acids to produce pure products are energy intensive process ... Hydrolysis Profile Figure shows a typical hydrolysis profile of palm oil at temperature of 45ºC for an initial palm oil concentration of 0.1 g palm oil/ml iso-octane at agitation speed of 200 rpm and ... improve the conversion of fatty acid.8 The optimum oil loading is 0.1 g/ml iso-octane 3.4 Effect of Temperature The conversion of fatty acids produced from the hydrolysis of palm oil using C rugosa...
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Tài liệu Báo cáo khoa học: Modulation of cyclin D1 and early growth response factor-1 gene expression in interleukin-1b-treated rat smooth muscle cells by n-6 and n-3 polyunsaturated fatty acids pdf
... Modulation of smooth muscle cell (SMC) proliferation and retinoblastoma protein (Rb) phosphorylation after supplementation with n-3 and n-6 polyunsaturated fatty acids (PUFAs) (A,B) Effects of n-3 and ... control of SMC proliferation 4466 S Bousserouel et al (Eur J Biochem 271) Modulation of cyclin D1 synthesis and hyperphosphorylation of Rb by n-3 and n-6 PUFAs Induction of cyclin D1 is one of the ... Rb and Egr-1, in order to determine how the incorporation of EPA and DHA modulate SMC proliferation This article describes the differing effects of n-3 and n-6 PUFAs on the proliferation of SMC...
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Báo cáo khoa học: Spatio-temporal distribution of fatty acid-binding protein 6 (fabp6) gene transcripts in the developing and adult zebrafish (Danio rerio) pptx
... membranes from the detergent effects of excess fatty acids by sequestering them, and (d) modulation of cell growth and differentiation by transport of fatty acids to the nucleus where they activate ... [7], and extensive studies have focused on the tissue distribution and binding activities of FABPs and regulation of FABP genes, including FABP gene knock-out experiments [8], our understanding of ... for a polypeptide of 131 amino acids, with a molecular mass of 14 406 Da and an isoelectric point of 6.59 With the exception of some Fabp10s, which have an isoelectric point of 8.8–9.0, all other...
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Báo cáo khoa học: Alpha-oxidation of 3-methyl-substituted fatty acids and its thiamine dependence pptx
... Stereochemistry of the a-oxidation of 3-methyl-branched fatty acids in rat liver J Lipid Res 40, 601–609 Foulon, V (2001) a-Oxidation of 3-Methyl-Branched Fatty Acids: Study of the Enzymes Involved ... of phytanic acid accumulation and the severity of the clinical symptoms Interestingly, 30–40% of the patients are born with an absence of one of the metacarpals or metatarsals (bone in the hand ... a-Oxidation of 3-methyl-substituted fatty acids in rat liver Production of formic acid instead of CO2, cofactor requirements, subcellular localization and formation of a 2-hydroxy-3-methylacyl-CoA...
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Báo cáo khoa học: Activation of Stat5 and induction of a pregnancy-like mammary gland differentiation by eicosapentaenoic and docosapentaenoic omega-3 fatty acids docx
... pregnancy Table Analyses of fatty acid ratio and relative contents of n-3 PUFAs EPA, DPA, and DHA in mammary glands Whole inguinal mammary fat pads were isolated and contents of fatty acids were analyzed ... al result in an abundance of n-3 and a reduction in n-6 fatty acids in the organs and tissues of these mice, in the absence of dietary n-3 fatty acids When transgenic and wild-type mice were maintained ... favor of n-3 PUFA and particularly an n-3 DPA and EPA An increase in n-3 DPA and EPA, and perhaps other n-3 PUFAs, stimulates Jak2 and Stat5 activation, and induces b-casein expression and gland...
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Báo cáo khóa học: Membrane transport of fatty acylcarnitine and free L-carnitine by rat liver microsomes pot
... 10, 15 and 20 200 lL samples of the assay mixture were removed and mixed with 1.5 mL propan-2-ol/heptane/water (80 : 20 : 2; v/v/v) After mixing with a further mL of heptane and 0.5 mL of water ... Transport of carnitine and acylcarnitine (Eur J Biochem 271) 955 Materials and methods Chemicals Fig A scheme summarizing processes to provide the fatty acyl-CoA substrate for AEAT, DGAT and ACAT ... observed at a steady Measurement of uptake of L-[3H]carnitine into microsomal vesicles Assays were performed at 10 °C and were commenced by the addition of 500 lL of microsomes in HS buffer (60–80...
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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
... not contain the 18 : and 18 : fatty acids, and produce only two fatty acids: 16 : (30% and 51%, respectively) and 18 : (69% and 42%, respectively) It is probably an artefact of the GC analysis ... Alkanes and fatty acids of Xanthoria and symbionts (Eur J Biochem 270) 2123 Fig Gas chromatographic separation on serially capillary coupled columns of n-alkanes and methyl esters of fatty acids ... the hydrocarbons and fatty acids of X parietina, its photobiont and mycobiont collected from four different locations indicated the presence of 27 n-alkanes and six major fatty acids Quantitative...
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Báo cáo khoa học: Differential regulation of fatty acid amide hydrolase promoter in human immune cells and neuronal cells by leptin and progesterone pdf
... Fig Effect of leptin and progesterone on FAAH activity and expression (A) Effect of leptin on the activity of FAAH in human U937 and CHP100 cells and on the protein content and the mRNA of FAAH in ... levels of Ikaros isoforms Ik1, Ik2 and Ik3 were increased by treatment of U937 cells, but not of CHP100 cells, for 24 h with lM progesterone (Fig 3B) Quantitative analysis of phospho-STAT3 and of ... that of enzymic activity and protein content The effect of leptin and progesterone on FAAH activity and expression was additive, in fact treatment of U937 cells for 24 h with 10 nM leptin and...
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thermomechanical and thermal contact characteristics of bismuth telluride films electrodeposited on carbon nanotube arrays
... FESEM images showing a) top view of a Bi2Te3 pattern electrofrom the CNTs could have influenced the texture and lattice deposited on top of a CNT array and b) side view of a thick Bi2Te3 pattern parameters ... support of this work is ß 2009 WILEY-VCH Verlag GmbH & Co KGaA, Weinheim COMMUNICATION www.advmat.de gratefully acknowledged Two of the authors (K G B and T D S) acknowledge funding from the Of ce of ... substrate There is a detectable influence of the CNT array on the orientation of the Bi2Te3 film and that effect is observed in X-ray diffraction patterns Some of the X-ray diffraction peaks observed...
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Báo cáo hóa học: " Fabrication and ultraviolet photoresponse characteristics of ordered SnOx (x ≈ 0.87, 1.45, 2) nanopore films" potx
... SnOx films (prepared at 350°C, 450°C, and 550°C) have an approximate atomic ratio of tin to oxygen of 1:0.87, 1: 1.45, and 1:2, respectively This is consistent with the results of XRD patterns and ... maximum of the photocurrent and then turn off the light to Page of observe its recovery characteristics The reproducibility of the sample was tested by repeatedly switching UV light on and off for ... photoresponse of sample prepared at 350°C reveals Figure Time-dependent photoresponse of ordered SnOx nanopore films and SnOx thin films (a, c) Time-dependent photoresponse of ordered SnOx nanopore films...
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Báo cáo hóa học: " Preparation of monolayers of [MnIII6CrIII]3+ singlemolecule magnets on HOPG, mica and silicon surfaces and characterization by means of noncontact AFM" pptx
... air at room temperature (21 ± 1°C) and air moisture between 40% and 60% via the droplet technique using an amount of 10 μl and a concentration of 10-5 mol/l of the solution As the solvent, we ... [MnIII6CrIII](BPh4)3 and methanol for [MnIII6CrIII](C3H5O3)3 and [MnIII6CrIII] (ClO4)3 Either the selected concentration and amount of solution, or the number of molecules, was sufficient for the creation of approximately ... approximately 30% of the surface and are mostly attached to an atomic step of HOPG At the atomic step, an agglomeration of [Mn III Cr III ](BPh ) with average height of 2.2 nm occurs The island shows...
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báo cáo hóa học: " Structural and thermal studies of silver nanoparticles and electrical transport study of their thin films" pdf
... effect of crystallite size induced broadening and strain induced broadening at FWHM of XRD profile, Williamson-Hall plot [30] has been drawn which is shown in inset of Figure The crystallite size and ... observed The copper and the carbon peaks correspond to the carbon coated copper grid of TEM No peaks of other impurity have been detected Therefore, the EDX profile of sample (inset of Figure 2) indicates ... http://www.nanoscalereslett.com/content/6/1/434 Page of A B Figure FETEM and HRTEM images of silver nanoparticles (a) FETEM image of silver nanoparticles (b) High-resolution image of a single silver nanoparticle and inset shows...
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Báo cáo hóa học: " Effect of Composition on Electrical and Optical Properties of Thin Films of Amorphous GaxSe1002x Nanorods" pptx
... diameter of the nanorods varies from 140 to 180 nm, and the length is of several hundreds of nanometers Figure presents the temperature dependence of the dc conductivity of thin films of a- GaxSe100-x ... system, the value of pre-exponential factor (r0) is of the order of 101 X-1 cm-1 On the basis of this value of r0, it is suggested that the conduction is taking place in the band tails of localized ... frequency doubling and fast optical gating [11] and behaves as an X-ray detector [12] Electronic and optoelectronic properties of GaSe, GaS, and InSe materials indicate the possibilities of realizing...
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Báo cáo hóa học: " Effect of Substrate Morphology on Growth and Field Emission Properties of Carbon Nanotube Films" pptx
... characteristics of the MWNTs and overall morphology of the films are critical for FE This is also important because both structure and morphology of CNT films strongly depend on growth techniques and related ... Results and Discussion SEM micrographs of mechanically polished and the electrochemically etched Si wafers are shown in Fig 1a, b, respectively Randomly oriented pits of different shapes and size ... diameter of the BS-CNTs was estimated in the range of 30–70 nm However, some of the CNTs were of very large diameter (*150 nm) The tip diameters were in the range of 5–20 nm The magnified view of a...
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Báo cáo hóa học: " Morphologies of Sol–Gel Derived Thin Films of ZnO Using Different Precursor Materials and their Nanostructures Harish Bahadur Æ A. K. Srivastava Æ R. K. Sharma Æ Sudhir Chandra" pdf
... wavelength of 1.54178 A and consists of two lines ˚ CuKa1 and CuKa2 with CuKa1 at 1.5405 A with a shoulder ˚ band of CuKa2 at 1.54433 A For calculating FWHM and the crystallite size, the standard ... random directions and thus give rise to dendrites or island type morphology of the film structure as shown in the set of micrographs in Fig The exact nature of morphology like dendrites or island, ... substrate, the process of crystallization becomes steady and thus uniform Therefore, the reaction mechanism leads to formation of an in-plane flat film of ZnO as opposed to the case of use of zinc nitrate...
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Effects of dietary n-3 and n-6 fatty acids levels on egg and larval quality of Eurasian perch pdf
... perch egg and larval quality Henrotte et al References BELL J.G., FARNDALE B.M., BRUCE M.P., NAVAS J.M & M CARILLO, 1997 - Effects of broodstock dietary lipid on fatty acid compositions of eggs ... (Dicentrarchus labrax) Aquaculture, 149: 107-119 LANDS, W.E.M., 1989 - Differences in n-3 and n-6 eicosanoid precursor In: Advances in prostaglandin, thromboxane and leukotriene research (Samuelsson B.,...
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báo cáo khoa học: " Characterization and analysis of the cotton cyclopropane fatty acid synthase family and their contribution to cyclopropane fatty acid synthesis" pot
... methyl-branched fatty acids These branched fatty acids have the low temperature properties of unsaturated fatty acids, but unlike unsaturated fatty acids, their esters are not susceptible to oxidation and ... standard deviation evaluate how they differed in their fatty acid compositions (Table 1) In root, stem and flower tissues, cyclic fatty acids made up about 19.2%, 9.9% and 4.0% of total fatty acids, ... respectively Of these fatty acids, malvalic acid (7-(2-octyl-1-cyclopropenyl) heptanoic acid) was the most abundant, accounting for 11.9%, 6.9% and 3.0% of total fatty acids in root, stem and flower...
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Báo cáo y học: " Dietary intake of fish, omega-3, omega-6 polyunsaturated fatty acids and vitamin D and the prevalence of psychotic-like symptoms in a cohort of 33 000 women from the general population" ppt
... effects of omega-3 fatty acids and omega-6 fatty acids on the etiology of psychiatric symptoms could very well differ and the balance between the intakes of these fatty acids might be of importance ... intake of omega-3 fatty acids, we summarized the intake of α-linolenic, EPA, DHA and docosapentaenoic acids (DPA) We combined EPA, DHA and DPA to estimate the total intake of marine fatty acids ... importance A high intake ratio of omega-3:omega-6 fatty acids favor omega-3 fatty acid metabolism For example, high intake of omega-3 fatty acids partly replaces omega-6 fatty acids incorporation into...
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Báo cáo y học: "Effects of a fish oil containing lipid emulsion on plasma phospholipid fatty acids, inflammatory markers, and clinical outcomes in septic patients: a randomized, controlled clinical trial" docx
... n-3 fatty acids eicosapentaenoic acid (EPA; 20:5n-3) and docosahexaenoic acid (DHA; 22:6n-3) in the fish oil containing emulsion where they contribute about 3.6% of fatty acids (2.5% of fatty acids ... the n-6 fatty acid linoleic acid, or a 50:50 mix of vegetable oil rich in medium-chain saturated fatty acids and soybean oil (often termed MCT/LCT to indicate the mixture of medium chain and long ... was measured as an indicator of n-6 and n-3 fatty acid status Plasma PC contributes about 75% of plasma phospholipid [33] and functions as a transport pool of fatty acids delivering them to target...
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