sn-position determination of phospholipid-linked fatty acids derived from erythrocytes by liquid chromatography electrospray ionization ion-trap mass spectrometry.

abstract：:Diets that contain high levels of n-3 fatty acids from fish oil have been shown to significantly effect macrophage cytolytic capacity, tumor necrosis factor alpha production and eicosanoid production. The present study was undertaken to determine whether n-3 fatty acids from vegetable origin [linseed oil (LIN)] would ...

journal_title：Lipids

authors： Hubbard NE,Chapkin RS,Erickson KL

更新日期：1994-09-01 00:00:00

abstract：:Binding antibodies to surface membranes stimulated incorporation of fatty acids (FA) into phospholipids of L cells. Antibodies stimulated at least a 3.4-fold greater incorporation of arachidonic acid into phosphatidylinositol than into any other class of phospholipid when compared on a molar basis (p less than 0.003)....

journal_title：Lipids

authors： Shearer WT,Ulrich RG

更新日期：1984-04-01 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：:Previous reports have suggested that cargo-free cationic nanoparticles (cNP) consisting of cationic monovalent lipids, such as 1,2-oleoyl-3-trimethylammonium-propane (DOTAP), induce reactive oxygen species (ROS) generation and toxicity in cells. In addition, cNP containing six lysine residues (6K) and cargo (6K-cNP) e...

journal_title：Lipids

authors： Bae CS,Ahn T

更新日期：2018-11-01 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：:Six oils of marine, algal, and microbial origin were analyzed for stereospecific distribution of component fatty acids. The general procedure involved preparation of sn-1,2-(2,3)-diacylglycerols by partial deacylation with ethylmagnesium bromide or pancreatic lipase, separation of X-1,3- and sn-1,2(2,3)-diacylglycerol...

journal_title：Lipids

authors： Myher JJ,Kuksis A,Geher K,Park PW,Diersen-Schade DA

更新日期：1996-02-01 00:00:00

abstract：:The Ca and Mg content of flax and corn phosphatidyl inositol fractions has been determined. Procedures were devised to prepare various salt forms of phosphatidyl inositol. The divalent cations were exchanged for monovalent ions (Na or K) on chelating resin columns. With the Folch wash procedure the Na or K forms of ph...

journal_title：Lipids

authors： Carter HE,Weber EJ

更新日期：1966-01-01 00:00:00

abstract：:Rats were fed semipurified diets containing olive oil or partially hydrogenated corn oil at the 5 or 20% level for ca. 30 days. These fat diets contained the same amount of octadecenoate but differed in the geometry with respect to each fat level. Contents of t-18:1 were 26% and 41% of total fatty acids, respectively....

journal_title：Lipids

authors： Watanabe M,Cho YJ,Ide T,Sugano M

更新日期：1984-02-01 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：:Four Canadian varieties of potatoes were examined for their lipid composition. Lipids, extracted with chloroformmethanol, were shown by TLC and column chromatography to consist of 16.5% neutral lipids, 45.5% phospholipids and 38.1% glycolipids. Among the phospholipids and glycolipids, phosphatidyl choline, phosphatidy...

journal_title：Lipids

authors： Lepage M

更新日期：1968-11-01 00:00:00

abstract：:Hydrolysis of symmetrical acetylenic TG of type AAA [viz., glycerol tri-(4-decynoate), glycerol tri-(6-octadecynoate), glycerol tri-(9-octadecynoate), glycerol tri-(10-undecynoate), and glycerol tri-(13-docosynoate)] in the presence of eight microbial lipases was studied. Novozyme 435 (Candida antarctica), an efficien...

journal_title：Lipids

authors： Jie MS,Fua X,Lau MM,Chye ML

更新日期：2002-10-01 00:00:00

abstract：:The aim of the present work was to study the effect of season on phospholipids and triacylglycerols (TAG) of mantle and tentacles of female and male wild Sepia officinalis. The identified phospholipids were phosphatidylethanolamine (PtdEtn), phosphatidylcholine (PtdCho), phosphatidylserine (PtdSer), and phosphatidylin...

journal_title：Lipids

authors： Tir M,El Cafsi I,Ammar RB,Mejri H,Tlili N,El Cafsi M

更新日期：2019-02-01 00:00:00

abstract：:In humans and animals, intestinal flora is indispensable for bile acid transformation. The goal of our study was to establish gnotobiotic mice with intestinal bacteria of human origin in order to examine the role of intestinal bacteria in the transformation of bile acids in vivo using the technique of gnotobiology. Ei...

journal_title：Lipids

authors： Narushima S,Itoha K,Miyamoto Y,Park SH,Nagata K,Kuruma K,Uchida K

更新日期：2006-09-01 00:00:00

abstract：:The present study enumerates the synthesis, spectroscopic characterization, and evaluation of anticancer potential of esters of two n-9 fatty acids viz., oleic acid (OLA) and ricinoleic acid (RCA) with 2,4- or 2,6-diisopropylphenol. The synthesis strategy involved esterification of the hydroxyl group of diisopropylphe...

journal_title：Lipids

authors： Khan AA,Husain A,Jabeen M,Mustafa J,Owais M

更新日期：2012-10-01 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：:By means of cellulose acetate electrophoresis and measurement of radio-activity, lipoproteins (d less than or equal to 1,006) of lymph collected from rats fed a diet containing fats added to labeled fatty acids for 20-24 hr, have been separated into two kinds differing in their size. Fats with different saturated and ...

journal_title：Lipids

authors： Boquillon M,Paris R,Clement J

更新日期：1977-06-01 00:00:00

abstract：:Lecithin-cholesterol acyltransferase (LCAT, EC 2.3.1.43) was assayed in vitro in plasma from normal man, rat, rabbit and dog by following the formation of 14C-cholesteryl esters subsequent to labeling the plasma with 14C-cholesterol in vitro. In all species examined, various local anesthetics were found to inhibit LCA...

journal_title：Lipids

authors： Bell FP,Hubert EV

更新日期：1980-10-01 00:00:00

abstract：:This study investigated the influence of PUFA on the properties of mouse skin. Mice (3 wk old) were given free access to oils high in linoleic acid, CLA, or DHA for 4 wk. At the end of the experiment, their skins were compared by both biochemical and histological methods. No significant differences in lipid and collag...

journal_title：Lipids

authors： Oikawa D,Nakanishi T,Nakamura Y,Takahashi Y,Yamamoto T,Shiba N,Tobisa M,Takagi T,Iwamoto H,Tachibana T,Furuse M

更新日期：2003-06-01 00:00:00

abstract：:Obesity and type 2 diabetes have reached epidemic proportions in the United States. It is well-established that increasing physical activity plays an important role in reducing risk of obesity and diabetes. Few studies, however, have examined the association between sedentary behaviors such as prolonged television (TV...

journal_title：Lipids

authors： Hu FB

更新日期：2003-02-01 00:00:00

abstract：:Plasma lipidomic studies using high performance liquid chromatography and mass spectroscopy offer detailed insights into metabolic processes. Taking the example of the most abundant plasma lipid class (phosphatidylcholines) we used the rich phenotypic and lipidomic data from the ongoing San Antonio Family Heart Study ...

journal_title：Lipids

authors： Kulkarni H,Meikle PJ,Mamtani M,Weir JM,Barlow CK,Jowett JB,Bellis C,Dyer TD,Johnson MP,Rainwater DL,Almasy L,Mahaney MC,Comuzzie AG,Blangero J,Curran JE

更新日期：2013-05-01 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：: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：:Using the spectrofluorimetric method described by Wittenauer et al. [Wittenauer, L.A., Shirai, K., Jackson, R.L., and Johnson, J.D. (1984) Biochem. Biophys. Res. Commun. 118, 894-901] for phospholipase A2 (PLA2) measurement, we have detected a phospholipase activity in Ailsa Craig and in mutant rin tomatoes at their n...

journal_title：Lipids

authors： Rouet-Mayer MA,Valentova O,Simond-Côte E,Daussant J,Thévenot C

更新日期：1995-08-01 00:00:00

abstract：:In order to further characterize low density lipoprotein (LDL)-platelet interaction, we investigated the effect of protease pretreatment of human platelets on the subsequent binding of iodinated LDL (125I-LDL). Our results showed that the platelet LDL receptor had a proteolytic susceptibility different from that of bo...

journal_title：Lipids

authors： Pedreño J,Fernández R

更新日期：1995-10-01 00:00:00

abstract：:This study was undertaken to determine the effect of various lipid emulsions on the hepato-biliary system in rats. Rats were randomly divided into six groups and infused continuously for 48 hr with either long-chain triglycerides (LCT), medium-chain triglycerides (MCT) or a mixture of MCT and LCT. One group infused wi...

journal_title：Lipids

authors： Rubin M,Halpern Z,Livoff A,Wennberg A,Tietz A,Antebi E,Lichtenberg D

更新日期：1992-05-01 00:00:00

abstract：:The aim of the present study was to characterize plasma lipids and lipoprotein cholesterol and glucose concentrations in hamsters fed either cis-9,trans-11 CLA (9c,11 tCLA); trans-10,cis-12 CLA (10t,12c CLA); or linoleic acid (LA) on the accumulation of aortic cholesterol in hypercholesterolemic hamsters. One hundred ...

journal_title：Lipids

authors： Wilson TA,Nicolosi RJ,Saati A,Kotyla T,Kritchevsky D

更新日期：2006-01-01 00:00:00

abstract：:Male Sprague-Dawley rats were fed diets for 1 or 16 weeks, containing 20% by weight vegetable oils differing widely in their oleic, linoleic and linolenic acid content. No significant changes were observed in the level of the cardiac lipid classes. The fatty acid composition of the 2 major phospholipids, phosphatidylc...

journal_title：Lipids

authors： Kramer JK

更新日期：1980-09-01 00:00:00

abstract：:Reproductive tissues from male house and field crickets were investigated for the presence of arachidonic acid. Arachidonic acid was identified by retention behavior on 3 gas liquid chromatographic column systems-SE-30, OV 225, and Silar 10C-and by gas liquid/positive ion chemical ionization mass spectrometry. Arachid...

journal_title：Lipids

authors： Worthington RE,Brady UE,Thean JE,Wilson DM

更新日期：1981-01-01 00:00:00

abstract：:The source of free fatty acids (FFA) and the pathways contributing to the accumulation of neutral fats in livers of rats fed a cholesterol-enriched diet were investigated in this report. Supplementation with 1% cholesterol in the diet for four weeks resulted in hepatomegaly in the rats. The contents of cholesterol and...

journal_title：Lipids

authors： Liu CH,Huang MT,Huang PC

更新日期：1995-06-01 00:00:00

abstract：:The effect of hydroperoxy and hydroxy derivatives of various fatty acids on human platelet aggregation was determined to delineate potencies and structure-activity function. In this regard, the 22-carbon n-3 fatty acids are the most potent inhibitors in comparison to the n-6 lipoxygenase derivatives. Submicromolar lev...

journal_title：Lipids

authors： Karanian JW,Kim HY,Salem N Jr

更新日期：1996-03-01 00:00:00