Paraoxonase 1 activity in chylomicrons and VLDL: the effect of type 2 diabetes and meals rich in saturated fat and oleic acid.

abstract：:The formation of hydroxy radicals, hexanal, and 2,4-decadienal was demonstrated from the autocatalytic dimer peroxide which had been reported by us in autoxidizing linoleate (Morita and Tokita in Lipids 41:91-95, 2006). Then, autoxidizing linoleate containing eleostearate was investigated for new autocatalytic substan...

journal_title：Lipids

authors： Morita M,Tokita M

更新日期：2008-07-01 00:00:00

abstract：:The alk-1-enyl group of 1-alk-1(1)-enyl-2-acyl-glycerophospholipids (plasmalogens) rapidly combines with mercuric chloride. At 0 C, there was a 1:1 stoichiometry for Hg binding to the reactive enol group of plasmalogens. Aldehydes were not released, indicating that the alkenyl ether bond was not cleaved. Hg binding to...

journal_title：Lipids

authors： Carey EM

更新日期：1982-09-01 00:00:00

abstract：:1-O-Hexadecyl-2-O-acetyl-sn-glycero-3-phosphocholine (platelet-activating factor, PAF) is known to stimulate platelet aggregation and serotonin release in concentrations ranging from 10(-10)-10(-5) M. Since a variety of synthetic PAF analogues are potent antineoplastic agents in vitro and in vivo, it was the aim of th...

journal_title：Lipids

authors： Söling U,Eibl H,Nagel GA,Unger C

更新日期：1987-11-01 00:00:00

abstract：:The effect of simvastatin, a hypocholesterolemic drug, on the biosynthesis of arachidonic acid was studied in obese and lean Zucker rats. After administration of 2 mg/kg body weight/d for 13 d, delta 6 and delta 5 desaturase activities were measured in liver microsomes at two substrate concentrations. In untreated rat...

journal_title：Lipids

authors： Georges B,Blond JP,Maniongui C,Bézard J

更新日期：1993-01-01 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

abstract：:When fatty acids in fish are analyzed, results in percentage form (profile analysis) are mostly reported. However, the much more useful results expressed as mg/100 g (absolute analysis) is the main information required. Absolute methods based on calibration curves are of good accuracy but with a high degree of complex...

journal_title：Lipids

authors： Nevigato T,Masci M,Orban E,Di Lena G,Casini I,Caproni R

更新日期：2012-07-01 00:00:00

abstract：:One of the possibilities for distinct actions of c9,t11- and the t10,c12-conjugated linoleic acid (CLA) isomers may be at the level of metabolism since the conjugated diene structure gives to CLA isomers and their metabolites a distinct pattern of incorporation into the lipid fraction and metabolism. In fact, CLA appe...

journal_title：Lipids

authors： Banni S,Petroni A,Blasevich M,Carta G,Cordeddu L,Murru E,Melis MP,Mahon A,Belury MA

更新日期：2004-11-01 00:00:00

abstract：:The objective of this study was to examine whether whole body oxidation rates of dietary linoleic, alpha-linolenic and oleic acids differ when the acids are provided in identical quantities. Male rats were fed for 10 wk a 15% fat (w/w) diet containing equal amounts of linoleic, alpha-linolenic and oleic acids (22.7, 2...

journal_title：Lipids

authors： Jones PJ

更新日期：1994-07-01 00:00:00

abstract：:Chemical ionization (CI) mass spectra of various natural and synthetic steroids have been studied using methane, isobutane, ammonia, trideuterioammonia and hydroxy anion as reagent gases. The CI spectra of steroids give simple and well characterized ions, which provide information about molicular weight as well as fun...

journal_title：Lipids

authors： Lin YY

更新日期：1980-09-01 00:00:00

abstract：:Lipoxygenase was isolated and partially purified from peanut seed by ammonium sulfate precipitation, gel filtration, and ion exchange column chromatography. Three isozymes of lipoxygenase were identified. Two had pH optima of 6.2, and the other an optimum of 8.3. Molecular weight of each isozyme was 7.3 x 10(4), as de...

journal_title：Lipids

authors： Sanders TH,Pattee HE,Singleton JA

更新日期：1975-11-01 00:00:00

abstract：:Linoleic acid hydroperoxide formed by soybean lipoxygenase was metabolized by the same enzyme in the presence of guaiacol. The products of this reaction included, trihydroxyoctadecenoic acids, hydroperoxydihydroxyoctadecenoic acids, hydroxyepoxyoctadecenoic acids, dihydroxyoctadecenoic acids, hydroxyoctadecadienoic ac...

journal_title：Lipids

authors： Streckert G,Stan HJ

更新日期：1975-12-01 00:00:00

abstract：:An experiment examined delta9 desaturase activity and FA composition in subcutaneous adipose tissue in two differing breeds of cattle. Jersey-sired cattle had significantly higher rates of desaturase activity than Limousin-sired cattle (1.55 vs. 0.75 nmol/mg protein/min). This difference was also demonstrated by a low...

journal_title：Lipids

authors： Siebert BD,Pitchford WS,Kruk ZA,Kuchel H,Deland MP,Bottema CD

更新日期：2003-05-01 00:00:00

abstract：:This study examined the effects of sesamin inclusion in vegetable oil-based diets fed to Atlantic salmon (Salmo salar L.). The diets used differed in n-6/n-3 fatty acid (FA) ratio (0.5 and 1) and sesamin content (high 5.8 g/kg, low 1.16 g/kg and no sesamin). The oils used in the feeds were a mixture of rapeseed, linse...

journal_title：Lipids

authors： Schiller Vestergren A,Wagner L,Pickova J,Rosenlund G,Kamal-Eldin A,Trattner S

更新日期：2012-09-01 00:00:00

abstract：:The contractions of three different regions of rat colon in response to platelet-activating factor (PAF) were compared. The ascending colon was found to be the most responsive. The slow contraction of the ascending colon induced by PAF was dependent on external Ca2+. CV-3988, a structural analog of PAF, slowly induced...

journal_title：Lipids

authors： Tokumura A,Yube N,Terao M,Tsukatani H

更新日期：1991-12-01 00:00:00

abstract：:A patient with classic Zellweger syndrome was treated with docosahexaenoic acid ethyl ester (DHA-EE) for three months. Five other patients with Zellweger variants (four of them less than one-year-old and a five-year-old) were treated with DHA-EE until normalization of the DHA levels in erythrocytes. When arachidonic a...

journal_title：Lipids

authors： Martinez M

更新日期：1996-03-01 00:00:00

abstract：:The positional distribution of 22ratio6 and 22ratio5 in aquatic animal triglycerides can be predicted by simple proportionality equations of the typey=kx. The mole % 22ratio6 at the 1, 2, or 3 position (y) is obtained by multiplying the proportionality constant for that position (k (1),k (2), ork (3)) times the mole %...

journal_title：Lipids

authors： Litchfield C

更新日期：1968-09-01 00:00:00

abstract：:Camelina sativa is an oilseed plant rich in n-3 and n-6 fatty acids and extruding the seeds results in high protein meal (*40%) containing high levels of n-3 fatty acids. In this study, we examined the effects of feeding extruded defatted camelina meal to commercial laying hens, measuring egg production, quality, and ...

journal_title：Lipids

authors： Kakani R,Fowler J,Haq AU,Murphy EJ,Rosenberger TA,Berhow M,Bailey CA

更新日期：2012-05-01 00:00:00

abstract：:Total lipids from whole pig adrenal glands as well as from their mitochondria, microsomes, liposomes, and cell sap were extracted and fractionated first into neutral lipids and phospholipids. The highest percentage of neutral lipids was found in the cell sap, and the lowest in the microsomal fraction. Neutral lipids w...

journal_title：Lipids

authors： Cmelik SH,Ley H

更新日期：1975-11-01 00:00:00

abstract：:Neuronal membranes are highly enriched with docosahexaenoic acid (22:6n-3), and its content can be altered by ethanol consumption. We have previously reported that the 22:6n-3 status in membrane affects the biosynthesis of phosphatidylserine (PS), a phospholipid class which contains an exceptionally high proportion of...

journal_title：Lipids

authors： Kim HY,Hamilton J

更新日期：2000-02-01 00:00:00

abstract：:Unsaturated free fatty acids (FFA) are able to prevent deleterious effects of saturated FFA in skeletal muscle cells although the mechanisms involved are still not completely understood. FFA act as endogenous ligands of peroxisome proliferator-activated receptors (PPAR), transcription factors regulating the expression...

journal_title：Lipids

authors： Tumova J,Malisova L,Andel M,Trnka J

更新日期：2015-10-01 00:00:00

abstract：:The concentrations of nonesterified fatty acids and glycerol in rat parametrial adipose tissue increased at peak lactation. Adipose tissue from lactating rats showed higher rates of release of nonesterified fatty acids and glycerol when incubated in vitro than did tissue from nonlactating rats, but there was a substan...

journal_title：Lipids

authors： Smith RW,Walsh A

更新日期：1976-05-01 00:00:00

abstract：:Docosahexaenoic acid (DHA), a prominent long-chain fatty acid of the omega-3 family, is present at high amount in brain tissues, especially in membrane phospholipids. This polyunsaturated fatty acid is the precursor of various oxygenated lipid mediators involved in diverse physiological and pathophysiological processe...

journal_title：Lipids

authors： Jouvène C,Fourmaux B,Géloën A,Balas L,Durand T,Lagarde M,Létisse M,Guichardant M

更新日期：2018-01-01 00:00:00

abstract：:Ceramides are a family of signalling lipids with diverse physiological functions that include pro-differentiative and pro-apoptotic signalling. Ceramides and their derivatives are major constituents of myelin, maintaining neuronal conductivity. Ceramides are synthesized by ceramide synthases, of which there are six is...

journal_title：Lipids

authors： Couttas TA,Lim XY,Don AS

更新日期：2015-01-01 00:00:00

abstract：:Arachidonic acid was reduced by hydrazine to yield isomeric eicosatrienoic acids with other products. Methylcis,cis,cis-5,8,11-eicosatrienoate was isolated from the products by silver ion chromatography and preparative gas liquid chromatography in 8% yield. The structure was confirmed by spectral studies and oxidative...

journal_title：Lipids

authors： Ghosh A,Koley M,Dutta J

更新日期：1982-04-01 00:00:00

abstract：:The proximate and fatty acid compositions of the commercially important fish species (Engraulis encrasicolus, Alosa alosa, Belone belone, Scorpaena porcus, Pomatomus saltatrix, Mullus barbatus) from the Sinop region of the Black Sea were examined. The fat contents ranged from 1.26% (for scorpion fish) to 18.12% (for s...

journal_title：Lipids

authors： Kocatepe D,Turan H

更新日期：2012-06-01 00:00:00

abstract：:Sphingomyelin was isolated from cysts of the brine shrimp Artemia franciscana using QAE-Sephadex A25, Florisil and Iatrobeads column chromatographies. The chemical structure was identified using thin-layer chromatography, gas-liquid chromatography, infrared spectroscopy and matrix-assisted laser desorption ionization ...

journal_title：Lipids

authors： Kojima H,Inoue T,Sugita M,Itonori S,Ito M

更新日期：2010-07-01 00:00:00

abstract：:Linoleic acid was efficiently converted into the two major components of conjugated linoleic acid, 9Z,11E-octadecadienoic (1a) and 10E,12Z-octadecadienoic acid (1b) using either the superbase (n-butyllithium/potassium tert-butoxide) or by simply refluxing with KOH in 1-butanol. In turn, 1a and 1b were separated from e...

journal_title：Lipids

authors： Chen CA,Lu W,Sih CJ

更新日期：1999-08-01 00:00:00

abstract：:In experiments with 4 different types of cells, we evaluated the cholesterogenic activity by incorporation of 14C-acetic acid into cholesterol and digitonin-precipitable sterols. In every case, the cholesterogenesis appeared considerably faster when expressed as digitonid than when expressed as real cholesterol produc...

journal_title：Lipids

authors： Tabacik C,Aliau S,Crastes de Paulet A

更新日期：1983-09-01 00:00:00

abstract：:Meadowfoam oil is unusual because over 95% of the fatty acids are 20- and 22-carbon aliphatic acids with cis double bonds located principally at the 5- and/or 13-position. Since little information is available on the metabolism of the 5c-20:1 and 5c,13c-22:2 fatty acids, an exploratory study in mice was conducted to i...

journal_title：Lipids

authors： Emken EA,Adlof RO,Abraham S

更新日期：1991-09-01 00:00:00

abstract：:This experiment was designed to evaluate the effects of dietary red wine phenolic compounds (WP) and cholesterol on lipid oxidation and transport in rats. For 5 wk, weanling rats were fed polyunsaturated fat diets (n-6/n-3 = 6.4) supplemented or not supplemented with either 3 g/kg diet of cholesterol, 5 g/kg diet of W...

journal_title：Lipids

authors： Frémont L,Gozzelino MT,Linard A

更新日期：2000-09-01 00:00:00