Fatty acid composition of unfertilized and fertilized eggs of the sea urchin, Arbacia punctulata.

abstract：:A method is described for the separation, identification, and quantitative estimation of the individual molecular species occurring in natural lecithin mixtures. Purified lecithin preparations are converted into diglyceride acetates by enzymic dephosphorylation and acetylation. The diglyceride acetates are separated o...

journal_title：Lipids

authors： Kuksis A,Marai L

更新日期：1967-05-01 00:00:00

abstract：:An improved headspace capillary gas chromatographic (GC) method was developed to measure the oxidative susceptibility of human red blood cell (RBC) membranes. This method analyzed volatile peroxidation products of both n-6 (hexanal and pentane) and n-3 (propanal) polyunsaturated fatty acids. Oxidative susceptibility t...

journal_title：Lipids

authors： Frankel EN,Tappel AL

更新日期：1991-06-01 00:00:00

abstract：:The purpose of the present study was to investigate the effects of gamma linolenic acid (GLA) on cardiovascular responses to psychosocial stress (isolation) and to pressor hormones in the genetically borderline hypertensive rat (SHR X WKY). Adult male SHR X WKY were divided into two groups following five weeks of grou...

journal_title：Lipids

authors： Mills DE,Summers MR,Ward RP

更新日期：1985-09-01 00:00:00

abstract：:Dyslipoproteinemia of the Nagase analbuminemic rat (NAR) is characterized by elevated concentrations of VLDL and LDL attributed to increased rates of liver lipoprotein synthesis. Increased lysophosphatidylcholine (LPC) in NAR HDL has been attributed to high plasma LCAT activity. We show here that, as compared with Spr...

journal_title：Lipids

authors： Catanozi S,Rocha JC,Passarelli M,Mesquita CH,Suguiama VY,Guzzo ML,dos Santos Filho A,Quintão EC,Nakandakare ER

更新日期：2006-07-01 00:00:00

abstract：:Peroxidation of intact human erythrocytes by t-butylhydroperoxide (tBHP)) was studied. By incubation of the erythrocytes with 1 mM tBHP, reduced glutathione (GSH) was exhausted within 1 min, and tocopherols (Toc) and phospholipids (PL) decreased to nearly their lowest levels (in this study) within 5 min. The rate of d...

journal_title：Lipids

authors： Mawatari S,Murakami K

更新日期：2001-01-01 00:00:00

abstract：:Omega-3 (n-3) long-chain polyunsaturated fatty acids (LC-PUFA) are essential components of the diet of all vertebrates. The major dietary source of n-3 LC-PUFA for humans has been fish and seafood but, paradoxically, farmed fish are also reliant on marine fisheries for fish meal and fish oil (FO), traditionally major ...

journal_title：Lipids

authors： Betancor MB,Sprague M,Montero D,Usher S,Sayanova O,Campbell PJ,Napier JA,Caballero MJ,Izquierdo M,Tocher DR

更新日期：2016-10-01 00:00:00

abstract：:The synthesis of thioether phospholipids, which represent a new class of antitumor agents, is reported here. In particular, the route of synthesis of 3-hexadecylmercapto-2-methoxymethylpropyl-2'-trimethylammoni o-ethyl phosphate (BM 41.440, Ilmofosine), one of the most potent cytostatic/cytotoxic derivatives, is descr...

journal_title：Lipids

authors： Bosies E,Herrmann DB,Bicker U,Gall R,Pahlke W

更新日期：1987-11-01 00:00:00

abstract：:Diacylglycerol acyltransferase (DGAT) catalyzes the final step of triacylglycerol (TAG) synthesis, and is considered as a potential target to control hypertriglyceridemia or other metabolic disorders. In this study, we found that the extract of rose petals suppressed TAG synthesis in cultured cells, and that the extra...

journal_title：Lipids

authors： Kondo H,Hashizume K,Shibuya Y,Hase T,Murase T

更新日期：2011-08-01 00:00:00

abstract：:The current state of knowledge concerning the absorption and transport of dietary fat with emphasis on long-chain polyunsaturated n-3 fatty acids in mammals is reviewed. It is apparent that long-chain polyunsaturated n-3 fatty acids, either as free acids or as part of triglycerides, are readily absorbed in the gut and...

journal_title：Lipids

authors： Nelson GJ,Ackman RG

更新日期：1988-11-01 00:00:00

abstract：:There have been a limited number of studies investigating surfactant lipid changes in lung with trace elements. The present investigation was designed to examine the effect of moderate zinc deficiency on the lipid metabolism in rat lung. We also evaluated whether zinc deficiency, which is a wide-spread problem, could ...

journal_title：Lipids

authors： Gomez NN,Ojeda MS,Gimenez MS

更新日期：2002-03-01 00:00:00

abstract：:Fatty acid synthetase purified (20 times) from lactating bovine mammary tissue had an approximate mot wt of 485,000. The enzyme had a high content of acidic and hydrophobic amino acid residues; 62±4 sulhydryl groups and one 4' phosphopantetheine residue/mole of enzyme. The enzyme was relatively stable when stored (3 m...

journal_title：Lipids

authors： Kinsella JE,Bruns D,Infante JP

更新日期：1975-04-01 00:00:00

abstract：:The effects of hyper- and hypothyroidism on enzyme activities involved in phospholipid metabolism in the rat liver were studied. Hyperthyroidism significantly decreases activities of both microsomal acyl-CoA:glycero-3-phosphate acyltransferase (GPAT) (34%, p less than 0.01) and microsomal acyl-CoA:1-acylglycero-3-phos...

journal_title：Lipids

authors： Dang AQ,Faas FH,Carter WJ

更新日期：1985-12-01 00:00:00

abstract：:This study reports the cloning, functional characterization, tissue expression, and nutritional regulation of a delta6 fatty acyl desaturase of Atlantic cod (Gadus morhua). PCR primers were designed based on the sequences of conserved motifs in available fish desaturases and used to isolate a cDNA fragment from cod li...

journal_title：Lipids

authors： Tocher DR,Zheng X,Schlechtriem C,Hastings N,Dick JR,Teale AJ

更新日期：2006-11-01 00:00:00

abstract：:Phytophthora species are eukaryotic sterol auxotrophs that possess the ability to grow, albeit poorly, in the complete absence of sterols. Growth of Phytophthora is often improved substantially when an exogenous source of sterol is provided. Additionally, sterols may be required for sexual and asexual sporulation in P...

journal_title：Lipids

authors： Dotson WD,Tove SR,Parks LW

更新日期：2000-03-01 00:00:00

abstract：:For three weeks, male Sprague-Dawley rats at either four weeks (young) or eight months (adult) of age were pair-fed one of the purified diets free of or containing either 0.2% of oxidized cholesterol mixture (cholesterol oxidation products) or 0.2% of cholesterol. Although the food intake was similar, dietary oxidized...

journal_title：Lipids

authors： Osada K,Kodama T,Noda S,Yamada K,Sugano M

更新日期：1995-05-01 00:00:00

abstract：:The conversion of labeled palmitic, linoleic, arachidonic and docosahexaenoic acids to their respective acyl CoA's was studied in homogenates and microsomes of rat tissues. The highest activity, both in homogenates and microsomes, was seen in liver and heart. There was moderate activity in retina, brain, lung, kidney ...

journal_title：Lipids

authors： Reddy TS,Bazan NG

更新日期：1984-12-01 00:00:00

abstract：:Starting at 21 days of age, groups of six rats each were fed a basal Torula yeast diet supplemented with 0.4% L-methionine and varying amounts of vitamin E as dl-alpha tocopherol acetate, selenium as sodium selenite, and with either 10% stripped corn oil, stripped lard, or coconut oil. By 7 wk, pentane production by r...

journal_title：Lipids

authors： Dillard CJ,Litov RE,Tappel AL

更新日期：1978-06-01 00:00:00

abstract：:Because of the known advantages of coupling high performance liquid chromatography with mass spectrometry (HPLC-MS) in biological fluids, studies on the reversed-phase HPLC-MS system for direct analysis of conjugated bile acids in human bile samples are described. Ten samples of gallbladder bile of apparently healthy ...

journal_title：Lipids

authors： Mingrone G,Greco AV,Boniforti L,Passi S

更新日期：1983-01-01 00:00:00

abstract：:The presence of leptin receptors in white adipose tissue (WAT) suggests a type of peripheral control during the development of obesity and other metabolic disorders. Both diet composition and exercise influence serum leptin; however, the effect of their combination on long-term WAT leptin metabolism is unknown. In thi...

journal_title：Lipids

authors： de Queiroz KB,Guimarães JB,Coimbra CC,Rodovalho GV,Carneiro CM,Evangelista EA,Guerra-Sá R

更新日期：2014-01-01 00:00:00

abstract：:Recently, significant differences between rats fed a casein diet and rats fed a soybean protein diet have been observed in hepatic phospholipid fatty acid patterns (Sjöblom, L., and Eklund, A., Biochim. Biophys. Acta 1004, 187-192, 1990). The influence of these two diets on the delta 6 desaturase activity was investig...

journal_title：Lipids

authors： Lindholm M,Eklund A

更新日期：1991-02-01 00:00:00

abstract：:During germination of seeds of the gymnosperm, Pinus pinea, radioactivity from [2-14C]-mevalonate proceeded principally through the anaerobic reactions leading to squalene in the first 24 hr in both the haploid endosperm and the diploid embryo, and only with succeeding time (3-9 days) in both cases was label transferr...

journal_title：Lipids

authors： McKean ML,Nes WR

更新日期：1977-04-01 00:00:00

abstract：:Previous studies show that long term variations in dietary fat consumption impact circulating fatty acid ethanolamide (FAE) concentrations, however, few studies have investigated short term effects of dietary fat feeding on FAE levels. The trial's objective was to explore the effect of acute feeding of varying amounts...

journal_title：Lipids

authors： Olatinsu AO,Sihag J,Jones PJH

更新日期：2017-11-01 00:00:00

abstract：:A rat liver cytosolic cholesteryl ester hydrolase (CEH) was purified 12,600-fold by ammonium sulfate precipitation, cation exchange chromatography and gel permeation high-performance liquid chromatography, with an overall yield of 20%. Its properties are compared to those of pancreatic CEH, with which it has sometimes...

journal_title：Lipids

authors： Ghosh S,Grogan WM

更新日期：1991-10-01 00:00:00

abstract：:Subjects with echolucent carotid plaques have an increased risk of ischemic cerebrovascular events independent of degree of stenosis. Low plasma lipoprotein lipase (LPL) activity promotes a proatherogenic lipid profile, and delayed chylomicron clearance is a risk factor for atherosclerosis. This study was conducted to...

journal_title：Lipids

authors： Notø AT,Mathiesen EB,Brox J,Björkegren J,Hansen JB

更新日期：2008-04-01 00:00:00

abstract：:The effect of dietary n-3 FA deficiency on bone tissue FA composition was evaluated in growing rats. Two mixtures combining hydrogenated coconut oil with safflower oil served as the n-3-deficient dietary treatments and provided two levels of linoleic acid (LA). The n-3 treatments were formulated with added alpha-linol...

journal_title：Lipids

authors： Li Y,Greiner RS,Salem N Jr,Watkins BA

更新日期：2003-06-01 00:00:00

abstract：:Stearoyl-coenzyme A desaturase-1 (SCD1) is a rate-limiting enzyme that catalyzes the biosynthesis of monounsaturated fatty acids from saturated fatty acids. Recently, SCD1 down-regulation has been implicated in the prevention of obesity, and the improvement of insulin and leptin sensitivity. In this study, we examined...

journal_title：Lipids

authors： Beppu F,Hosokawa M,Yim MJ,Shinoda T,Miyashita K

更新日期：2013-05-01 00:00:00

abstract：:Olive oil, a major component of the Mediterranean diet, has been associated in some small clinical trials and cross-sectional studies with a reduction in blood pressure. The objective of this study was to assess the association of olive oil consumption with the incidence of hypertension in an epidemiologic cohort, the...

journal_title：Lipids

authors： Alonso A,Martínez-González MA

更新日期：2004-12-01 00:00:00

abstract：:The degradation of alpha-tocopherol and the formation of alpha-tocopherol and triacylglycerol oxidation products at high temperatures (150-250 degrees C) over a heating period (0-4 h) for a model system ranging between triolein and tripalmitin were modeled by use of an experimental design. The oxidation products of al...

journal_title：Lipids

authors： Verleyen T,Kamal-Eldin A,Dobarganes C,Verhe R,Dewettinck K,Huyghebaert A

更新日期：2001-07-01 00:00:00

abstract：:Trilinoleoylglycerol (LLL), trilinolenoylglycerol (LnLnLn) and four synthetic triacylglycerols were autoxidized and the volatile products were investigated to determine the effect of fatty acid glyceride position on the mechanism of hydroperoxide decomposition. Capillary gas chromatography provided a sensitive method ...

journal_title：Lipids

authors： Frankel EN,Selke E,Neff WE,Miyashita K

更新日期：1992-06-01 00:00:00

abstract：:CDPcholine:1,2-diacylglycerol cholinephosphotransferase (EC 2.7.8.2) is located on the cytoplasmic side of the endoplasmic reticulum, and catalyzes the final step in the synthesis of phosphatidylcholine via the CDPcholine pathway. The enzyme was solubilized from hamster liver microsomes by 3% Triton QS-15, and partial...

journal_title：Lipids

authors： O KM,Choy PC

更新日期：1990-02-01 00:00:00