Effects of dietary 9-trans, 12-trans linoleate on arachidonic acid metabolism in rat platelets.

abstract：:A quantitative method was developed for the assay of vitamin K in human colostrum and milk. The procedure combines preparative and analytical chromatography on silica gel in a nitrogen atmosphere followed by reversed phase high performance liquid chromatography (HPLC). Two HPLC steps were used: gradient separation wit...

journal_title：Lipids

authors： Canfield LM,Hopkinson JM,Lima AF,Martin GS,Sugimoto K,Burr J,Clark L,McGee DL

更新日期：1990-07-01 00:00:00

abstract：:This study proposed lipid fingerprinting of human seminal plasma by mass spectrometry as an analytical method to differentiate biological conditions. For this purpose, we chose infertile men as a model to study specific conditions, namely: high and low seminal plasma lipid peroxidation levels (sub-study 1.1), high and...

journal_title：Lipids

authors： Camargo M,Intasqui P,de Lima CB,Montani DA,Nichi M,Pilau EJ,Gozzo FC,Lo Turco EG,Bertolla RP

更新日期：2014-09-01 00:00:00

abstract：:The aim of this study was to determine the effects of an omega-3 (n-3) polyunsaturated fatty acid (PUFA)-enriched diet on animal fat depots and lipid oxidation in the blood and meat of broiler chickens. Abdominal fat pad (AFP), sartorius muscle and liver histology were used to assess the effect of the dietary fat on a...

journal_title：Lipids

authors： González-Ortiz G,Sala R,Cánovas E,Abed N,Barroeta AC

更新日期：2013-07-01 00:00:00

abstract：:High-performance liquid chromatography-electrospray ionization tandem mass spectrometry (HPLC-ESI-MS/MS) approaches have enabled high selectivity and sensitivity for the identification and quantification of glucosylceramide molecular species. Here we demonstrate that HPLC-ESI-MS/MS is an efficient method for character...

journal_title：Lipids

authors： Imai H,Hattori H,Watanabe M

更新日期：2012-12-01 00:00:00

abstract：:The effect of ethanol on the fatty acid desaturation by rat liver has been studied using liquid diets of different composition. Acute ethanol administration increased triacylglycerols of total liver lipids, but did not modify significantly the lipidic composition of microsomes. The delta 6 and delta 5 desaturases were...

journal_title：Lipids

authors： Nervi AM,Peluffo RO,Brenner RR,Leikin AI

更新日期：1980-04-01 00:00:00

abstract：:The stereochemistry of fat digestion and absorption was investigated in rats with thoracic duct fistulas, after feeding synthetic triacylglycerol or alkyldiacylglycerol. After feeding 1,2-dilauroyl-3-oleoyl-sn-glycerol, dilauroyloleoylglycerol and lauroyldioleoylglycerol were the most abundant chyle triacylglycerols. ...

journal_title：Lipids

authors： Akesson B,Gronowitz S,Herslof B,Ohlson R

更新日期：1978-05-01 00:00:00

abstract：:A novel phospholipid containing a chromanol structure at its polar head group was synthesized from egg yolk phosphatidylcholine and 2,5,7,8-tetramethyl-6-hydroxy-2-(hydroxyethyl)chroman by transphosphatidylation catalyzed by phospholipase D from Streptomyces lydicus. The structure of the product synthesized was shown ...

journal_title：Lipids

authors： Koga T,Nagao A,Terao J,Sawada K,Mukai K

更新日期：1994-02-01 00:00:00

abstract：:Intact washed human platelets aggregated in response to paf-acether (paf) and did not metabolize [3H]paf at concentrations up to 10 nM. However, when platelets were lysed by exposure to pH 9.5, resulting in 37.5 +/- 2.5% (mean +/- SD, n = 3) lactic dehydrogenase (LDH) release, 20.5 +/- 5.7% of the radioactivity was de...

journal_title：Lipids

authors： Korth R,Bidault J,Palmantier R,Benveniste J,Ninio E

更新日期：1993-03-01 00:00:00

abstract：:The metabolic fate of high density lipoprotein (HDL) sphingomyelin in plasma was studied in rats over a 24-hr period after injection of HDL containing sphingomyelin which was 14C-labeled in the stearic (18:0) or lignoceric acid (24:0) moiety and 3H-labeled in the choline methyl groups. Decay of label in plasma followe...

journal_title：Lipids

authors： Bentejac M,Bugaut M,Delachambre MC,Lecerf J

更新日期：1990-10-01 00:00:00

abstract：:The molecular species in mixtures of phospholipid hydroperoxides are difficult to separate and identify by typical chromatographic and mass spectrometric techniques. As reported by Havrilla and coworkers, silver ion coordination ion-spray mass spectrometry (CIS-MS) has proven to be a powerful technique for the identif...

journal_title：Lipids

authors： Milne GL,Porter NA

更新日期：2001-11-01 00:00:00

abstract：:Phospholipids are integral constituents of the milk fat globule membranes and they play a central role in infants' immune and inflammatory responses. A methodology employing liquid chromatography coupled with evaporative light scattering detector has been optimized and validated to quantify the major phospholipids cla...

journal_title：Lipids

authors： Giuffrida F,Cruz-Hernandez C,Flück B,Tavazzi I,Thakkar SK,Destaillats F,Braun M

更新日期：2013-10-01 00:00:00

abstract：:The concentrations of the major neutral lipid and phospholipid classes in the plasma of rats bearing hepatoma 7288CTC were determined at various times after transplantation. The fatty acid composition of each lipid class was also analyzed quantitatively as tumor growth progressed. Generally, most lipid classes exhibit...

journal_title：Lipids

authors： Matocha M,Wood R

更新日期：1980-06-01 00:00:00

abstract：:This review explores the effects of dietary long chain polyunsaturated fatty acids (LCPUFA) on various aspects of early immune development and their potential role in the development or the prevention of immune disease. Modern diets have become increasingly rich in n-6 LCPUFA and relatively n-3 LCPUFA deficient. These...

journal_title：Lipids

authors： Prescott SL,Dunstan JA

更新日期：2007-09-01 00:00:00

abstract：:Fatty acid alpha-hydroxylase from Sphingomonas paucimobilis is an unusual cytochrome P450 enzyme that hydroxylates the alpha-carbon of fatty acids in the presence of H2O2. Herein, we describe our investigation concerning the utilization of various substrates and the optical configuration of the alpha-hydroxyl product ...

journal_title：Lipids

authors： Matsunaga I,Sumimoto T,Ueda A,Kusunose E,Ichihara K

更新日期：2000-04-01 00:00:00

abstract：:To test the effects of eicosapentaenoic acid (EPA) infusion on pulmonary edema induced by coronary ligation and reperfusion, extravascular lung water (EVLW) was measured in situ by the thermal-dye double indicator dilution method in dogs. In the control group of five dogs, 30 mL of a 10% soybean oil emulsion was infus...

journal_title：Lipids

authors： Izuoka T,Kimura Y,Hamazaki T,Tamura T,Kitashiro S,Sugiura T,Jikuhara T,Iwasaka T

更新日期：1997-01-01 00:00:00

abstract：:Triglycerides from normal liver, host liver, and heptoma of rats maintained on chow and fat-free diets were subjected to sterospecific analysis. Normal and host liver triglycerides from animals on the same diet did not exhibit significant differences. Fat-free diet reduced polyunsaturated fatty acids in normal and i...

journal_title：Lipids

authors： Wood R

更新日期：1975-07-01 00:00:00

abstract：:Apolipoprotein E (apo E) plays an essential role in lipoprotein metabolism, where it is involved in the clearance of chylomicrons and very low density lipoproteins. Apart from some rare variants, apo E exists in three common isoforms (E2, E3, and E4). The different isoforms have not only been associated with different...

journal_title：Lipids

authors： Wiebe C,Holzem G,Wielckens K,Klingler KR

更新日期：2000-01-01 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：:Recent reports show that a fatty meal can substantially increase the concentration of oxidized lipids in low density lipoprotein (LDL). Knowing the LDL-specific antioxidant effects of high density lipoprotein (HDL), we aimed to investigate whether HDL can modify the postprandial oxidative stress after a fatty meal. Su...

journal_title：Lipids

authors： Tiainen S,Ahotupa M,Ylinen P,Vasankari T

更新日期：2014-12-01 00:00:00

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：:Steroids bearing ketone functionality at carbon-7 are found commonly in nature, and the most prevalent of these are the 7-keto-delta5-sterols. These substances have diverse biological properties and are present in biological samples and food products. For the purpose of studying this class of oxysterols, many chemical...

journal_title：Lipids

authors： Parish EJ,Kizito SA,Qiu Z

更新日期：2004-08-01 00:00:00

abstract：:Barth syndrome (BTHS) is an X-linked genetic disease resulting in loss of cardiolipin (Ptd2Gro). Patients may be predisposed to hypoglycemia and exhibit increases in whole-body glucose disposal rates and a higher fat mass percentage. We examined the reasons for this in BTHS lymphoblasts. BTHS lymphoblasts exhibited a ...

journal_title：Lipids

authors： Mejia EM,Zinko JC,Hauff KD,Xu FY,Ravandi A,Hatch GM

更新日期：2017-02-01 00:00:00

abstract：:Pycnogenol (PYC), an extract of French maritime pine bark (Pinus pinaster), is a potent antioxidant with potential health benefits. Its bioavailabilty has previously been shown by urinary excretion studies of constituents and metabolites of PYC. The aim of this study was to test the effect of PYC supplementation on me...

journal_title：Lipids

authors： Devaraj S,Vega-López S,Kaul N,Schönlau F,Rohdewald P,Jialal I

更新日期：2002-10-01 00:00:00

abstract：:The naturally occurring (6Z)-(±)-2-methoxy-6-hexadecenoic acid (1) and (6Z)-(±)-2-methoxy-6-octadecenoic acid (2) were synthesized in 7-8 steps with 38 and 13% overall yields, respectively, by using an acetylide coupling approach, which made it possible to obtain a 100% cis-stereochemistry for the double bonds. In a s...

journal_title：Lipids

authors： Carballeira NM,Montano N,Morales C,Mooney J,Torres X,Díaz D,Sanabria-Rios DJ

更新日期：2017-06-01 00:00:00

abstract：:With the passage of the U.S. Dietary Supplement Health and Education Act of 1994, dehydroepiandrosterone (DHEA, 5-androsten-3beta-ol-17-one) has become widely available, and a large and growing market has developed for this "fountain of youth." DHEA has been shown to have significant beneficial effects in animals, whi...

journal_title：Lipids

authors： Williams JR

更新日期：2000-03-01 00:00:00

abstract：:Flaxseed, echium, and canola oils contain alpha-linolenic acid (18:3n-3, ALA) in a range of concentrations. To examine their effect on elevating cardiac levels of long-chain n-3 FA, diets based on these n-3-containing vegetable oils were fed to rats for 4 wk. Sunflower oil, which contains little ALA, was a comparator....

journal_title：Lipids

authors： Cleland LG,Gibson RA,Pedler J,James MJ

更新日期：2005-10-01 00:00:00

abstract：:In view of the findings that omega 3 fatty acids inhibit the synthesis of prostaglandins (PG) from arachidonic acid (20:4 omega 6) and that among immunologically active cells, the macrophage is a major producer of PG, we undertook a study of the effect of dietary alpha-linolenic acid (18:3 omega 3) on PG synthesis in ...

journal_title：Lipids

authors： Magrum LJ,Johnston PV

更新日期：1983-08-01 00:00:00

abstract：:Multifactorial etiology is involved in premature atherosclerosis related to diabetes. Most of the mechanisms that are responsible for the etiology in diabetes have remained unsolved so far. Type 1 diabetes is associated with a favorable lipid pattern and with microangiopathy, which is not true for type 2 diabetes, whi...

journal_title：Lipids

authors： Gambino R,Pisu E,Pagano G,Cassader M

更新日期：2006-06-01 00:00:00

abstract：:The rare phospholipid fatty acids 3,7,11-trimethyldodecanoic (1), 5,9-hexadecadienoic (2) and 12-methyl-hexadecanoic (3) were identified in the marine spongeXestospongia muta. Branched fatty acids inX. muta accounted for 35% of the total fatty acid mixture. It was observed that the occurrence of the 5,9-hexadecadienoi...

journal_title：Lipids

authors： Carballeira NM,Maldonado L

更新日期：1988-07-01 00:00:00

abstract：:Liver fatty-acid-binding protein (FABP1, L-FABP) is the major cytosolic binding/chaperone protein for both precursor arachidonic acid (ARA) and the endocannabinoid (EC) products N-arachidonoylethanolamine (AEA) and 2-arachidonoylglycerol (2-AG). Although FABP1 regulates hepatic uptake and metabolism of ARA, almost not...

journal_title：Lipids

authors： McIntosh AL,Huang H,Landrock D,Martin GG,Li S,Kier AB,Schroeder F

更新日期：2018-06-01 00:00:00