Formation of cleavage products by autoxidation of lycopene.

abstract：:Despite the potential use of long chain polyunsaturated fatty acid (LCPUFA) supplementation to promote growth and neural development of the infant, little is known about potential harmful effects of the supplementation. The present study determined whether supplementation with arachidonic acid (AA) and/or docosahexaen...

journal_title：Lipids

authors： Yeh YY,Whitelock KA,Yeh SM,Lien EL

更新日期：1999-05-01 00:00:00

abstract：:Iron and ascorbic acid appear to be the normal catalytic components responsible for the lipid peroxidation reaction in aerobically incubated rat tissue homogenates. The amounts of each present in the catalytically-active fractions of rat liver, brain, testis, and kidney are appropriate to explain the lipid peroxidatio...

journal_title：Lipids

authors： Barber AA

更新日期：1966-03-01 00:00:00

abstract：:The anesthetic potency of four derivatives of n-octane was measured by tadpole righting reflex and expressed as effective millimolar concentration of drug in membrane, EDM50. Potency diminished (ED50 increased) in this order: 1-octanol, EDM50 = 5.5; 1-(2-methoxyethoxy)octane, EDM50 = 28; 1-methoxyoctane, EDM50 = 61; a...

journal_title：Lipids

authors： Brockerhoff H,Brockerhoff S,Box LL

更新日期：1986-06-01 00:00:00

abstract：:Synthetic activators of peroxisome proliferator-activated receptors (PPAR)-alpha and -gamma are capable of reducing macrophage foam cell cholesterol accumulation through the activation of genes involved in cholesterol homeostasis. Since conjugated linoleic acids (CLA) were also demonstrated to activate PPARalpha and P...

journal_title：Lipids

authors： Ringseis R,Wen G,Saal D,Eder K

更新日期：2008-10-01 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：:CLA inhibits mammary cancer and reduces body fat accumulation in rodents. It is not known whether uncoupling proteins (UCP), which are modulators of energy balance and metabolism, play a role in these actions of CLA. To determine the effects of dietary CLA on the expression of UCP in various tissues, 5-wk-old Sprague-...

journal_title：Lipids

authors： Ealey KN,El-Sohemy A,Archer MC

更新日期：2002-09-01 00:00:00

abstract：:[1-14C]alpha-Linolenic acid was incubated with a particulate fraction of homogenate of leaves of the meadow buttercup (Ranunculus acris L.). The main product was a divinyl ether fatty acid, which was identified as 12-[1'(Z),3'(Z)-hexadienyloxy]-9(Z),11(E)-dodecadienoic acid. Addition of glutathione peroxidase and redu...

journal_title：Lipids

authors： Hamberg M

更新日期：1998-11-01 00:00:00

abstract：:The skin surface lipid of the dog has been reported to contain a high proportion of diol diesters having a lower mobility on thin layer chromatography than diesters from other species in spite of containing similar fatty acid and diol components. In the present study, dog skin surface lipid was separated by preparativ...

journal_title：Lipids

authors： Sharaf DM,Clark SJ,Downing DT

更新日期：1977-10-01 00:00:00

abstract：:The acylation of lysophospholipids by rat liver acyltransferases was studied. A comparison between ester and ether lysophospholipids as substrates revealed large differences in substrate properties. For instance, oleic acid from oleoyl-CoA and arachidonic acid from arachidonoyl-CoA were not incorporated into 1-O-octad...

journal_title：Lipids

authors： Neumüller W,Fleer EA,Unger C,Eibl H

更新日期：1987-11-01 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：:The pyrrolidide and picolinyl ester derivatives of the fatty acids in two natural lipid samples rich in unsaturated fatty acids, pig testis lipids and cod liver oil were satisfactorily resolved on capillary columns of fused silica coated with stationary phases of varying polarity. The picolinyl esters, in particular, ...

journal_title：Lipids

authors： Christie WW,Brechany EY,Johnson SB,Holman RT

更新日期：1986-10-01 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：:The incorporation of arachidonic acid (AA) as compared to eicosapentaenoic acid (EPA) into human platelet phospholipids was tested by incubating washed platelets with a known mixture of [3H]AA and [14C]EPA. Following incubation, the platelet lipids were extracted, the individual phospholipids--phosphatidylcholine (PC)...

journal_title：Lipids

authors： Weaver BJ,Holub BJ

更新日期：1985-11-01 00:00:00

abstract：:Experimental studies have suggested an important role of the spleen in lipid metabolism, although with controversial results. Our purpose was to analyze the effect of a nutritionally balanced (NB) diet and a diet containing pork fat (PF) as source of lipids on the lipid profile of rats submitted to splenic surgery. Si...

journal_title：Lipids

authors： Dinis AP,Marques RG,Simões FC,Diestel CF,Caetano CE,Secchin DJ,Neto JF,Portela MC

更新日期：2009-06-01 00:00:00

abstract：:The fatty acid (FA) profile of oysters generally reflects the dietary FA composition. Moreover, incorporation of FA into tissues is modulated by various metabolic factors, and final composition will depend upon the dietary sources, cumulative intake, and oysters' development stage. Thus, the aim of this study was to a...

journal_title：Lipids

authors： Rato A,Pereira LF,Joaquim S,Gomes R,Afonso C,Cardoso C,Machado J,Gonçalves JFM,Vaz-Pires P,Magnoni LJ,Matias AM,Matias D,Bandarra NM,Ozório ROA

更新日期：2019-09-01 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：:Two electrophoretically different forms of sterol ester hydrolase (EC 3.1.1.13) were obtained from the cytoplasmic extract of the mycelia of Fusarium oxysporum. The entities, estimated at 60,000 (I) and 15,000 (II) molecular weights, were obtained in Sephadex G100 column chromatography of the ammonium sulfate precipit...

journal_title：Lipids

authors： Madhosingh C,Orr W

更新日期：1981-02-01 00:00:00

abstract：:The lipid quality of ruminant products is largely determined by the extent of rumen microbial biohydrogenation (BH) of polyunsaturated fatty acids (FAs) and the substances formed thereby. In vitro batch incubations with mixed rumen bacteria were tracked over 24 h to characterize the profiles and kinetics of the BH pro...

journal_title：Lipids

authors： Jouany JP,Lassalas B,Doreau M,Glasser F

更新日期：2007-04-01 00:00:00

abstract：:Dietary fatty acids have different effects on fat deposition in pigs. To clarify the underlying mechanisms of this difference, we compared the metabolism of palmitic (PAM, saturated), oleic (OLA, monounsaturated) and linoleic acid (LNA, polyunsaturated) in porcine adipocytes treated with 100 μM PAM, OLA or LNA. We obs...

journal_title：Lipids

authors： Yu C,Xi L,Chen J,Jiang Q,Yi H,Wang Y,Wang X

更新日期：2017-11-01 00:00:00

abstract：:The diurnal variation in lysosomal acid cholesteryl ester hydrolase (Acid CEH), (EC 3.1.1.13) has been examined in fed, fasted and adrenalectomized rats. The Acid CEH activity of normal rat liver exhibits a diurnal rhythm with maxima at 06.00 hours and minima at 18.00 hours, but such a rhythm was not observed in splee...

journal_title：Lipids

authors： Tanaka M,Yonekura R,Iio T,Tabata T

更新日期：1985-01-01 00:00:00

abstract：:Lifibrol, a new hypocholesterolemic agent with activity in humans, was examined in normal rats for its short-term and long-term effects on lipid homeostasis. Cholesterol (Chol) synthesis inhibition by lifibrol was demonstrated in vitro in liver minces from normal rats by following [1-14C]acetate ([14C]Ac) and DL-[2-14...

journal_title：Lipids

authors： Bell FP,St John LC

更新日期：1993-12-01 00:00:00

abstract：:The composition of the glycosphingolipids of the human gastrointestinal tract was studied. The major neutral glycosphingolipids were ceramide monohexosides (e.g., GalCer, GlcCer), LacCer, Gb3Cer, Gb4Cer and more polar ones with more than four sugars, whereas neither Gg3Cer nor Gg4Cer were present. The acidic glycosphi...

journal_title：Lipids

authors： Natomi H,Saitoh T,Sugano K,Iwamori M,Fukayama M,Nagai Y

更新日期：1993-08-01 00:00:00

abstract：:In experiments on dogs, i.v. administration of platelet-activating factor (PAF) (500 ng/kg) was shown to induce hypotension which, apart from decreased myocardial contractility, was characterized by blood pooling in veins (82.6 +/- 6.8 mL/kg). This was accompanied by restriction of venous return to the heart and reduc...

journal_title：Lipids

authors： Sagach VF,Dmitrieva AV,Braquet P

更新日期：1991-12-01 00:00:00

abstract：:Mycobacterium fortuitum utilizes certain stereoisometric mixtures of individual multimethyl branched alkanes as sole carbon source, including 2,6(R), 10(S), 14(RS)-tetramethylhexadecane; 2.6(R), 10(S), 14(RS)-tetramethylheptadecane; 2,6(RS), 10(RS)-trimethyltetradecane, and 2,6(R), 10(S)-trimethylpentadecane. Products...

journal_title：Lipids

authors： Cox RE,Maxwell JR,Myers RN

更新日期：1976-01-01 00:00:00

abstract：:The amount of docosahexaenoate (22:6n-3)-containing phospholipid species decreases with aging in the rat retina. Most lipids, but especially choline and serine glycerophospholipids, show a significant fall in 22:6n-3, which is not compensated by increases in other polyenoic fatty acids. The decrease not only affects 2...

journal_title：Lipids

authors： Rotstein NP,Ilincheta de Boschero MG,Giusto NM,Aveldaño MI

更新日期：1987-04-01 00:00:00

abstract：:Fatty acids of Ophiuroidea (brittle star) Ophiura sarsi have been investigated by gas-liquid chromatography (GLC). About 2-13% of four unidentified fatty acids were found in total fatty acids from a sample caught at a depth of 1,100 m. Structural analyses were undertaken after partial hydrogenation of their concentrat...

journal_title：Lipids

authors： Sato D,Ando Y,Tsujimoto R,Kawasaki K

更新日期：2001-12-01 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：:A method is described for the determination of the positions and geometric configurations of double bonds in polyunsaturated fatty acids. The procedure consists of three steps: 1) Partial reduction of the double bonds with hydrazine under conditions which give high yields of monoenes. 2) Isolation of thecis- and thetr...

journal_title：Lipids

authors： Privett OS,Nickell EC

更新日期：1966-03-01 00:00:00

abstract：:Leaf wax of oats (Kelsey variety) consists of hydrocarbons (5%), esters (10%), free alcohols (45%), free acids (2.5%), β-diketone (5.5%), hydroxy-β-diketones (2.5%), and unidentified (29%). Wax on leaf blades contains more free alcohols than wax on leaf sheaths, and wax on the flag leaf sheath contains more β-diketone...

journal_title：Lipids

authors： Tulloch AP,Hoffman LL

更新日期：1973-11-01 00:00:00

abstract：:The fatty acid composition of cerebrosides of developing foetal human brain and regional variations, if any, during intrauterine life were studied. While palmitic and stearic acids were the predominant normal fatty acids throughout intrauterine life, long chain fatty acids, like lignoceric and nervonic acids, which we...

journal_title：Lipids

authors： Rao PS

更新日期：1977-04-01 00:00:00