lipids fats and fatty acids

... 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%, ... 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 ... (1992) Fatty acid and phospholipids from lichens of the order Leconorales Phytochemistry 31, 851–853 12 Dembitsky, V.M., Rezanka, T & Bychek, I.A (1994) Seasonal variability of lipids and fatty acids...

Ngày tải lên: 23/03/2014, 17:21

... 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 n-6 PUFAs in cells stimulated ... Anti-mitogenic action of EPA and DHA (Eur J Biochem 271) 4471 Fig Effect of n-3 and n-6 polyunsaturated fatty acid (PUFA) supplementation on caveolin-1 and caveolin-3 expression and their impact on p42/44 ... fatty acids on growth-related early gene expression and cell growth Lipids 31 (Suppl ), S37–S40 Sinclair, A., Attar-Bashi, N & Li, D (2002) What is the role of a-linolenic acid for mammals? Lipids...

Ngày tải lên: 19/02/2014, 16:20

... racemic at carbon 3, and the synthetic (3-R,S)-methylhexadecanoic and (3-R,S)-methylheptadecanoic acids, have been used It has been shown that the synthetic 3-methyl-branched fatty acids are metabolized ... phytanic and pristanic acids and their determination by gas-liquid chromatography Lipids 2, 357–362 Antonenkov, V.D., Pirozhkov, S.J & Panchenko, L.F (1985) Intraparticulate localization and some ... van de Vlaamse GemeenschapÕ (GOA 94/98–12 and GOA 99/03–09) and from the ÔFonds voor Wetenschappelijk Onderzoek-VlaanderenÕ (G-0239.98, G.0164.96 N and G.0115.02) V.F was supported by a fellowship...

Ngày tải lên: 08/03/2014, 02:20

... 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 differentiation ... wider range of n-6 and n-3 fatty acids and ratio only reflects the polyunsaturated (more than four double bonds) fatty acids It is noteworthy that since we exclude C18:2 n-6 and C18:3 n-3, which ... 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...

Ngày tải lên: 16/03/2014, 10:20

... in the context of cutin and suberin studies [1,2] These protective biopolymers are made mostly of hydroxyfatty acids and a,x-dicarboxylic acids esterified to each other and to glycerol The hydroxyl ... thaliana Putative pathway based on biochemistry and mutant analysis [34] In vivo endogenous substrates (free fatty acids, acyl-CoAs and glycerolipids) are still unknown (A) Palmitic acid, (B) ... [47] and by FA derivatives such as prostaglandins Clofibrate produces similar effects in plants and animals [8,45] Furthermore, there are evident structural analogies between prostaglandins and...

Ngày tải lên: 22/03/2014, 16:21

... (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., ... Eurasian 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...

Ngày tải lên: 02/07/2014, 22:21

... by fatty acids: preferential inhibition by n-3 polyunsaturated fatty acids J Lipid Res 2003, 44:479-486 56 Lee JY, Sohn KH, Rhee SH, Hwang D: Saturated fatty acids, but not unsaturated fatty acids, ... number of lipids including lipid A, the primary biologically active component of LPS, and that in contrast to saturated fatty acids similar to those found in lipid A, unsaturated fatty acids inhibit ... polyunsaturated fatty acids improve cognitive function and prevent depression, dementia, and Alzheimer’s disease– but how and why? Prostaglandins Leukot Essent Fatty Acids 2008, 78:11-19 Spiteller G: Peroxyl...

Ngày tải lên: 10/08/2014, 10:21

... intake of omega-3 fatty acids partly replaces omega-6 fatty acids incorporation into membrane phospholipids and omega-3 fatty acids have a higher affinity than omega-6 fatty acids for several ... α-linolenic, EPA, DHA and docosapentaenoic acids (DPA) We combined EPA, DHA and DPA to estimate the total intake of marine fatty acids To estimate the total intake of omega-6 fatty acids, we combined ... dominating in fatty fish into the variable "marine fatty acids" AA exists in limited levels in liver, meat and eggs, but can be metabolized in humans from other fatty acids in the omega-6 fatty acid...

Ngày tải lên: 11/08/2014, 16:22

... (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 as EPA and 1.1% of fatty acids as DHA) ... g long chain n-3 fatty acids/ d) Fatty acid composition of plasma phosphatidylcholine Plasma phosphatidylcholine fatty acid composition Fatty acid composition of plasma phospholipids (phosphatidylcholine; ... increase the n-3 fatty acid content of plasma phospholipids, would decrease circulating inflammatory cytokine concentrations and would reduce length of ICU and hospital stay Materials and methods...

Ngày tải lên: 13/08/2014, 20:21

... and -6 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 ... 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 effectively controls HIB and airway inflammation The secondary hypothesis is that omega-3 fatty acid treatment involves reduced arachidonic acid content and increased EPA and...

Ngày tải lên: 24/08/2014, 12:48

Ngày tải lên: 14/11/2014, 10:21

... via combination of electroporation and fatty acids, (Manuscript in preparation) • M.Y Wang, Y.Y Yang and P W S Heng, Skin permeation of physostigmine from fatty acids- based formulations: Evaluating ... insights into the enhancement mechanisms of fatty acids and derived a skin permeation enhancement method based on the synergy between fatty acids and electroporation to deliver large molecules ... polar and neutral lipids is replaced by a more nonpolar mixture of ceramides, free sterols, free fatty acids, triglycerides and sterol esters The barrier property of SC is dependent on nature of lipids...

Ngày tải lên: 12/09/2015, 10:37

... and intracerebroventricular free fatty acids, prostaglandins and lysophospholipids compared to control mice 33 MATERIALS AND METHODS 34 Ethical concerns Animals in this study were cared for and ... formation of free fatty acids or lysophospholipids 10 Free Fatty Acids Arachidonic acid (AA) is a major unsaturated fatty acid in neural membranes It is released from membrane phospholipids by a number ... phospholipids, to produce free fatty acids and lysophospholipids These enzymes are subdivided into several groups depending upon their structure, enzymatic properties, subcellular localization and...

Ngày tải lên: 05/10/2015, 13:53

... monounsaturated fatty acids * TFA: trans fatty acids * tc: traceal 818 Fatty acid composition including trans fatty acids content of selected Vietnamese instant noodles Trans fatty acids were also ... in brands IN1 and IN5, 0.7% and 0.83%, respectively The significant lower value was identified with brands IN14, IN12, and IN16, with 0.16%, 0.17% and 0.19%, respectively The trans fatty acids ... fatty acids * TFA: trans fatty acid* MUFA: monounsaturated fatty acids negligible proportions of trans fatty acids, bothwith monounsaturated and polyunsaturated fatty acids These results also...

Ngày tải lên: 28/08/2013, 16:28

... such as bacteria, periphyton and sessile animals We define the fatty acids with > 5% content as dominant fatty acids and Fig shows the dominant fatty acids in the leaves and stems of Z japonica in ... japonica We found about 30 kinds of fatty acids in the leaves and stems and about 36 kinds of fatty acids in the roots and rhizomes of Z japonica We focused on the fatty acid content of Z japonica ... japonica and Z marina Meanwhile, the results related to fatty acids showed that 16:0, 18:2n6c and 18:3n3 are most probably the typical fatty acids of Z japonica In addition, the roots and rhizomes...

Ngày tải lên: 05/09/2013, 10:17

... Y-Tế Giới (World Health Organization), Hội Quốc Tế Nghiên cứu Fatty acids Lipids (International Society for the Study of Fatty Acids and Lipids- ISSFAL), đăng tải khuyến dụ tiêu thụ cá dầu cá Một ... biển) EPA DHA, so sánh n-6 vớI n-3 fatty acids Trong tương lai nhiều nghiên cứu cần thiết để đánh giá tác dụng Omega-3 fatty acids sức khỏe tâm thần LC n-3 fatty acids chứng minh làm giảm nguy dùng ... thực số lượng chất tiền n-3 eicosanoids mô Giữ cho tiêu thụ n-3 fatty acids không thay đổi, nồng độ LC- n-3 fatty acids Omega-3 fatty acids bệnh sa sút trí tuệ Những kiện vể dịch tễ học cho thấy...

Ngày tải lên: 24/01/2014, 04:20

... three fatty acids, expanding on our recent report [3] in which oleic acid was used to model the modulatory effects on the fibrinolytic system Fatty acids as plasmin inhibitors of the fatty acids, ... ª 2008 FEBS A Tanka-Salamon et al Fatty acids as plasmin inhibitors All three fatty acids examined caused a 10–20-fold increase in the Km of plasmin: oleate and arachidonate were efficient in ... 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...

Ngày tải lên: 18/02/2014, 17:20

... 11 of physiological C18 fatty acids, closely located near the double bonds of oleic, linoleic and a-linolenic acids We therefore tested these different unsaturated fatty acids as potential substrates ... epoxy fatty acid-forming enzyme by peroxisome proliferator-activated receptors points to a role in fatty acid catabolism [8] After x-hydroxylation, fatty acids can be further oxidized to diacids, ... strain of yeast, and incubations of a diverse set of fatty acids with yeast microsomes, allowed us to confirm the capacity of this newly characterized P450 to metabolize fatty acids, highlighting...

Ngày tải lên: 07/03/2014, 03:20

... (square)] (D) Concentration of fatty acids in the pools of free fatty acids in the media (diamonds), of free fatty acids in the cells (square) and of esterified fatty acids (triangle) The error bars ... were harvested and lipids were extracted The different pools of fatty acids were analyzed and presented as: (A) intracellular esterified fatty acids; (B) intracellular free fatty acids; (C) extracellular ... fatty acids prior to their incorporation into phospholipids The accumulated free fatty acids derive from lipid remodelling processes The strong accumulation of free fatty acids in the media and...

Ngày tải lên: 07/03/2014, 05:20