Paradoxical effect of n-3-containing vegetable oils on long-chain n-3 fatty acids in rat heart.

abstract：:By using reverse transcription-polymerase chain reaction technology (RT-PCR) and Northern blot analysis, the tissue-specific mRNA expression patterns of seven mouse lipoxygenases (LOX)--including 5S-, 8S-, three isoforms of 12S-, 12R-LOX, and a LOX of an as-of-yet unknown specificity, epidermis-type LOX-3 (e-LOX-3)--w...

journal_title：Lipids

authors： Heidt M,Fürstenberger G,Vogel S,Marks F,Krieg P

更新日期：2000-07-01 00:00:00

abstract：:Plasma fatty acid (FA) composition is known to be an indicator of dietary fat quality, but the associations of other dietary factors with plasma FA composition remain unknown in children. We investigated the cross-sectional associations of food consumption with the proportions of FA and estimated desaturase activities...

journal_title：Lipids

authors： Venäläinen T,Schwab U,Ågren J,de Mello V,Lindi V,Eloranta AM,Kiiskinen S,Laaksonen D,Lakka TA

更新日期：2014-05-01 00:00:00

abstract：:Material dealing with the chemistry, biochemistry, and biological activities of oxysterols is reviewed for the period 1987-1995. Particular attention is paid to the presence of oxysterols in tissues and foods and to their physiological relevance. ...

journal_title：Lipids

authors： Smith LL

更新日期：1996-05-01 00:00:00

abstract：:The purpose of this study was to assess changes in the degree of fatty acid unsaturation in rat liver after partial hepatectomy. This is the first study in which liver fatty acid unsaturation has been analyzed over a long period of regeneration until day 28 after operation. The relationship between changes in unsatura...

journal_title：Lipids

authors： Kishino T,Tanno M,Yamada H,Saito S,Matsumoto S

更新日期：2000-04-01 00:00:00

abstract：:Sterols, which are biosynthesized via the cytoplasmic mevalonate (MVA) pathway, are important structural components of the plasma membrane and precursors of steroid hormones in both vertebrates and plants. Ergosterol and cholesterol are the major sterols in yeast and vertebrates, respectively. In contrast, plants prod...

journal_title：Lipids

authors： Suzuki M,Muranaka T

更新日期：2007-02-01 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：:Dietary lipids, in particular unsaturated fat, promote the development of many experimental tumors. However, no mechanisms to fully explain these effects have been elucidated. Recent reports, which we summarize here, suggest a role for gap junction-mediated intercellular communication in the process of tumor promotion...

journal_title：Lipids

authors： Aylsworth CF,Welsch CW,Kabara JJ,Trosko JE

更新日期：1987-06-01 00:00:00

abstract：:The objective of this study was to establish the impact of caloric restriction on high fat diet-induced alterations on regulators of skeletal muscle growth. We hypothesized that caloric restriction would reverse the negative effects of high fat diet-induced obesity on REDD1 and mTOR-related signaling. Following an ini...

journal_title：Lipids

authors： Dungan CM,Li J,Williamson DL

更新日期：2016-08-01 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：:A quantitative method for the simultaneous determination of alk-l-enyl- and alkyl-glyceryl ethers is described. Complete hydrogenolysis of carboxylate and phosphate esters of neutral lipids and phospholipids was achieved with lithium aluminum hydride. The hydrogenolysis products of the glyceryl ether containing lipids...

journal_title：Lipids

authors： Wood R,Snyder F

更新日期：1968-03-01 00:00:00

abstract：:In tests with purified menhaden oil at 37C and with squalene at 37C and 50C, unsubstituted tocol, 7,8-dimethyl tocol (gamma-tocol), and 8-methyl tocol (sigma-tocol) were superior antioxidants to 5,7-dimethyl tocol and 5,7,8-trimethyl tocol (alpha-tocol). In contrast to previous reports, there were no differences in th...

journal_title：Lipids

authors： Olcott HS,Van der Veen J

更新日期：1968-07-01 00:00:00

abstract：:Competitive inhibitors of 3-hydroxy-3-methylglutaryl-CoA reductase improve hypercholesterolemia. However, reports about the effects of these agents on bile acid synthesis, the metabolic pathway of cholesterol, are conflicting. We studied the short-term effect on one of these agents, pravastatin, on bile acid synthesis...

journal_title：Lipids

authors： Yoshida T,Honda A,Shoda J,Abei M,Matsuzaki Y,Tanaka N,Miyazaki H,Osuga T

更新日期：1997-08-01 00:00:00

abstract：:Changes of lipoprotein composition have been mainly reported in conditions of sepsis. This study characterized compositional changes in LDL and HDL during the acute phase response following cardiac surgery with cardiopulmonary bypass. Twenty-one patients undergoing cardiac surgery were included in this study. Blood sa...

journal_title：Lipids

authors： Hacquebard M,Ducart A,Schmartz D,Malaisse WJ,Carpentier YA

更新日期：2007-12-01 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：:The pulp from unerupted calves' teeth was found to contain low levels of glycerol ester hydrolase activity. Solutions in Tris buffer cleared tributyrylglycerol agar and hydrolyzed emulsified olive oil. The average quantity of free fatty acids released in five assays with olive oil was: 2.8, S.D.+/-1.4. Specific activi...

journal_title：Lipids

authors： McMahon KE,Pitas RE,Jensen RG

更新日期：1977-02-01 00:00:00

abstract：:An increased amount of phospholipids remained attached on delipidated apolipoprotein B originated from oxidized low density lipoprotein (LDL). 31P nuclear magnetic resonance analysis of such apolipoprotein showed an organic phosphorus peak at -0.55 ppm, which suggests the formation of adducts (most probably Schiff bas...

journal_title：Lipids

authors： Karakatsani AI,Liapikos TA,Troganis AN,Tsoukatos DC

更新日期：1998-12-01 00:00:00

abstract：:The phospholipid composition of gill tissue from thermally acclimated rainbow trout, Salmo gairdneri, was determined by Iatroscan analysis following an initial development of the chromarods in a non-polar solvent to remove neutral lipids. Standard curves for all phospholipids, although linear through most of the conce...

journal_title：Lipids

authors： Hazel JR

更新日期：1985-08-01 00:00:00

abstract：:Growth hormone (GH) has many metabolic effects, but its mechanism(s) of action are not fully understood. We studied the short-term effects of endogenously produced GH on liver delta 6-desaturase activity and adipose and liver lipid fraction fatty acid composition in transgenic mice. MG101 transgenic mice ages 73-114 d...

journal_title：Lipids

authors： Nakamura MT,Phinney SD,Tang AB,Oberbauer AM,German JB,Murray JD

更新日期：1996-02-01 00:00:00

abstract：:Peanut oil was shown to be atherogenic in cholesterol-fed rats, rabbits, and monkeys. However, after randomization, a process in which the fatty acids in peanut oil are randomly rearranged, its atherogenicity was significantly reduced in cholesterol-fed rabbits and monkeys. The mechanism for this effect remains unknow...

journal_title：Lipids

authors： Satchithanandam S,Flynn TJ,Calvert RJ,Kritchevsky D

更新日期：1999-12-01 00:00:00

abstract：:Two unusual lipid classes were detected by thin-layer chromatography in the neutral lipids derived from goat cauda-epididymal sperm plasma membrane. The lipids were identified as wax esters and 1-O-alkyl-2,3-diacylglycerols based on chromatographic properties, identity of their hydrolysis products, and infrared/1H nuc...

journal_title：Lipids

authors： Rana AP,Majumder GC,Misra S,Ghosh A

更新日期：1992-01-01 00:00:00

abstract：:Subcellular membranes were analyzed for their lipid composition and protein content at two developmental points representing the third instar wandering larvae and prepupal stages of Drosophila. At both stages, phosphatidylethanolamine (PE) and phosphatidylcholine (PC) were the major constituents with phosphatidylinosi...

journal_title：Lipids

authors： Jones HE,Harwood JL,Bowen ID,Griffiths G

更新日期：1992-12-01 00:00:00

abstract：:A simple method for the determination of bile acids in adult human fecal samples using GC-MS is described. Bile acids are directly extracted from feces by ethanol (95%) containing 0.1 N NaOH. Extracts are purified by passage through a reversed-phase C18 silica cartridge and then analyzed by GC-MS. The present study ha...

journal_title：Lipids

authors： Perwaiz S,Mignault D,Tuchweber B,Yousef IM

更新日期：2002-11-01 00:00:00

abstract：:Inflammatory disorders are associated with a decrease in iron absorption because of the blockade of iron in storage organs. Fish oils, rich in n-3 PUFA, are used to prevent and treat inflammatory disorders and increase iron absorption in noninflamed rats. Here we examine whether n-3 PUFA prevent inflammation-related h...

journal_title：Lipids

authors： Rodríguez MC,Sáiz MP,Mitjavila MT

更新日期：2003-08-01 00:00:00

abstract：:Commercial preparations of Candida rugosa lipase (CRL) are mixtures of lipase isoforms used for the hydrolysis and synthesis of various esters. The presence of variable isoforms and the amount of lipolytic protein in the crude lipase preparations lead to a lack of reproducibility of biocatalytic reactions. Purificatio...

journal_title：Lipids

authors： Akoh CC,Lee GC,Shaw JF

更新日期：2004-06-01 00:00:00

abstract：:An unidentified bacterial strain, SCRC-21406, isolated from the intestine of a marine fish, Glossanodon semifasciatus, produced docosahexaenoic acid at 23% (mol/mol) [= 28% (w/w)] of total fatty acids in a medium containing 0.5% (wt/vol) peptone and 0.1% (wt/vol) yeast extract at 12 degrees C under atmospheric pressur...

journal_title：Lipids

authors： Watanabe K,Ishikawa C,Ohtsuka I,Kamata M,Tomita M,Yazawa K,Muramatsu H

更新日期：1997-09-01 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：:The reaction of alpha-tocopherol (alpha-T) with superoxide anion (O2-) in both dry acetonitrile and in aqueous acetonitrile solution is described. The O2- was generated by the electrochemical reduction of molecular oxygen in acetonitrile, using tetrabutylammonium bromide as an electrolyte. alpha-T was reacted with O2-...

journal_title：Lipids

authors： Csallany AS,Ha YL

更新日期：1992-03-01 00:00:00

abstract：:In this study, to obtain further information on the structural diversity of non-methylene-interrupted (NMI) fatty acids (FA) in the gonads of the limpet Cellana toreuma, previously unreported minor NMI FA, fractionated by argentation thin-layer chromatography (TLC), in the ovaries were characterized by gas chromatogra...

journal_title：Lipids

authors： Kawashima H

更新日期：2020-05-01 00:00:00

abstract：:A one-carbon degradation of long-chain fatty acids, which was found to occur in the brains of rats in vivo, has been investigated in a brain microsomal fraction in vitro. Decarboxylation of the alpha-hydroxy acid, a possible intermediate product between the substrate and the next shorter acid, in the presence of brain...

journal_title：Lipids

authors： Macdonald RC,Mead JF

更新日期：1968-05-01 00:00:00

abstract：:In the present study, the structural characteristics that impart antibacterial activity to C16 alkynoic fatty acids (aFA) were further investigated. The syntheses of hexadecynoic acids (HDA) containing triple bonds at C-3, C-6, C-8, C-9, C-10, and C-12 were carried out in four steps and with an overall yield of 34-78%...

journal_title：Lipids

authors： Sanabria-Ríos DJ,Morales-Guzmán C,Mooney J,Medina S,Pereles-De-León T,Rivera-Román A,Ocasio-Malavé C,Díaz D,Chorna N,Carballeira NM

更新日期：2020-03-01 00:00:00