Rapid determination of double-bond positions in monoenoic fatty acids by periodate-permanganate oxidation.

abstract：:According to the model of "response to injury," the arterial endothelium is occasionally injured in hyperlipidemia, hypertension, diabetes mellitus and in other states known as risk factors. The ensuing inflammatory response is modulated by cytokines and growth factors, among them platelet-derived growth factor (PDGF)...

journal_title：Lipids

authors： von Schacky C,Baumann K,Angerer P

更新日期：2001-01-01 00:00:00

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：:The combustion method has been modified to increase the recovery of tritiated water after combustion of a tritium-labeled tissue sample. This was accomplished by cooling the bottom of the combustion flask in a dry ice-acetone bath while irradiating the top with an infrared lamp. The procedure resulted in at least 92% ...

journal_title：Lipids

authors： Parekh CK,Eigen E

更新日期：1968-05-01 00:00:00

abstract：:In this paper, evidence is presented on the capacity of Ehrlich ascites cells to synthesize in vitro monounsaturated fatty acids from radioactive palmitate. Localization of the double bond was determined by ozonolysis and subsequent reduction of the ozonides to aldesters followed by gas liquid chromatography. These re...

journal_title：Lipids

authors： Mercuri O,De Tomás ME,de Antueno RJ

更新日期：1981-12-01 00:00:00

abstract：:In an attempt to combine the hypocholesterolemic properties of plant sterols with the hypotriglyceridemic action of fish oil FA, plant sterols have recently been esterified to fish oil n-3 PUFA. The objective of this study was to determine the effects of plant sterols esterified to n-3 PUFA on plasma lipid levels and ...

journal_title：Lipids

authors： Demonty I,Ebine N,Jia X,Jones PJ

更新日期：2005-07-01 00:00:00

abstract：:A method was developed to analyze and quantify volatile fatty acids (VFA) such as acetic, propionic, butyric, isobutyric, valeric and isovaleric acids in biological specimens. To obtain good sample transfer into the chromatographic system an organic solvent had to be used together with an aqueous milieu, thus improvin...

journal_title：Lipids

authors： Fleming SE,Traitler H,Koellreuter B

更新日期：1987-03-01 00:00:00

abstract：:A procedure for the preparation of specific molecular species of D-erythro-lactosylceramide involving deacylation and reacylation of lactosylceramide prepared from bovine brain gangliosides is described. Lactosylceramide was N-deacylated by alkaline hydrolysis and the resulting four lysolactosylceramides, which contai...

journal_title：Lipids

authors： Kadowaki H,Grant MA

更新日期：1994-10-01 00:00:00

abstract：:Cholesterol itself has very few structural/chemical features suitable for real-time imaging in living cells. Thus, the advent of dehydroergosterol [ergosta-5,7,9(11),22-tetraen-3beta-ol, DHE] the fluorescent sterol most structurally and functionally similar to cholesterol to date, has proven to be a major asset for re...

journal_title：Lipids

authors： McIntosh AL,Atshaves BP,Huang H,Gallegos AM,Kier AB,Schroeder F

更新日期：2008-12-01 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：:Stearoyl-CoA desaturase (SCD) is a regulatory enzyme in lipogenesis, catalyzing the rate-limiting step in the overall de novo synthesis of monounsaturated FA, mainly oleate and palmitoleate from stearoyl- and palmitoyl-CoA, respectively. Oleate and palmitoleate are the major monounsaturated FA of membrane phospholipid...

journal_title：Lipids

authors： Ntambi JM,Miyazaki M,Dobrzyn A

更新日期：2004-11-01 00:00:00

abstract：:Five groups of salmon, of initial mean weight 127 +/- 3 g, were fed increasing levels of dietary linseed oil (LO) in a regression design. The control diet contained capelin oil (FO) only, and the same oil was blended with LO to provide the experimental diets. After an initial period of 40 wk, all groups were switched ...

journal_title：Lipids

authors： Bell JG,Henderson RJ,Tocher DR,Sargent JR

更新日期：2004-03-01 00:00:00

abstract：:Oxidized lipoprotein(a) (oxLp(a)) is a more potent marker of atherogenesis than native Lp(a). However, the molecular mechanisms of oxLp(a) activity are not clear. Reactive oxygen species (ROS) have recently been suggested as acting as intracellular second messengers. In this study, the effects of oxLp(a) on endothelia...

journal_title：Lipids

authors： Wei DH,Zhang XL,Wang R,Zeng JF,Zhang K,Yang J,Li S,Lin XL,Jiang ZS,Wang GX,Wang Z

更新日期：2013-06-01 00:00:00

abstract：:Usually, the chemical structures of cerebrosides in sea creatures are more complicated than those from terrestrial plants and animals. Very little is known about the method for high-throughput molecular profiling of cerebrosides in sea cucumbers. In this study, cerebrosides from four species of edible sea cucumbers, s...

journal_title：Lipids

authors： Jia Z,Cong P,Zhang H,Song Y,Li Z,Xu J,Xue C

更新日期：2015-07-01 00:00:00

abstract：:Recently, a number of inhibitors of the enzyme oxidosqualene cyclase (OSC; EC 5.4.99.7), a key enzyme in sterol biosynthesis, were shown to inhibit in mammalian cells the multiplication of Trypanosoma cruzi, the parasite agent of Chagas' disease. The gene coding for the OSC of T. cruzi has been cloned and expressed in...

journal_title：Lipids

authors： Oliaro-Bosso S,Ceruti M,Balliano G,Milla P,Rocco F,Viola F

更新日期：2005-12-01 00:00:00

abstract：:To address the role of cell membrane neutral sphingomyelinase (EC 3.1.4.12; SMase) in the regulation of cholesterol metabolism in the liver parenchymal cell, we examined the effect of exogenous neutral SMase on the metabolism of cholesteryl esters and the secretion of VLDL and biliary lipids in isolated rat hepatocyte...

journal_title：Lipids

authors： Liza M,Chico Y,Fresnedo O,Ochoa B

更新日期：2003-01-01 00:00:00

abstract：:Taurolithocholic acid and deoxycholic acid were perfused into isolated prairie dog livers. Taurolithocholic acid was 7 alpha-hydroxylated to form taurochenodeoxycholic acid, whereas deoxycholic acid was conjugated and 7 alpha-hydroxylated to form taurocholic acid. The low concentrations of secondary bile acids observe...

journal_title：Lipids

authors： Cohen BI,Singhal AK,Mongelli J,Rothschild MA,McSherry CK,Mosbach EH

更新日期：1983-12-01 00:00:00

abstract：:After intracerebral injection of C(14)-ethanolamine into rats, the ethanolamine phosphoglycerides were isolated and hydrolyzed with mild alkali and acid. The specific radioactivity of the diacyl, acyl alkenyl, and acyl alkyl glyceryl-3-phosphorylethanolamine, the diacyl and acyl alkenyl glyceryl-3-phosphorylcholine, a...

journal_title：Lipids

authors： Horrocks LA,Ansell GB

更新日期：1967-07-01 00:00:00

abstract：:Subjects with echolucent carotid plaques have an increased risk of ischemic cerebrovascular events independent of degree of stenosis. Low plasma lipoprotein lipase (LPL) activity promotes a proatherogenic lipid profile, and delayed chylomicron clearance is a risk factor for atherosclerosis. This study was conducted to...

journal_title：Lipids

authors： Notø AT,Mathiesen EB,Brox J,Björkegren J,Hansen JB

更新日期：2008-04-01 00:00:00

abstract：:Geometric and positional isomers of [1-14C] octadecenoic acids have been synthesized by modifications of published procedures. Positional isomers of octadecynoic acids also have been synthesized to obtain the geometric and positional isomers of the unlabeled octadecenoic acid analogs. The syntheses were accomplished b...

journal_title：Lipids

authors： Valicenti AJ,Pusch FJ,Holman RT

更新日期：1985-04-01 00:00:00

abstract：:The prevalence of colorectal cancer (CRC) continues to increase. Treatment of CRC remains a significant clinical challenge, and effective therapies for advanced CRC are desperately needed. Increasing attention and ongoing research efforts have focused on krill oil that may provide health benefits to the human body. He...

journal_title：Lipids

authors： Jing W,Bi Y,Wang G,Zeng S,Han L,Yang H,Wang N,Zhao Y

更新日期：2020-09-15 00:00:00

abstract：:The distribution of dolichol in rat liver was studied. Upon high-speed centrifugation, 9% of the total tissue dolichol was recovered in the supernatant. Dolichol was enclosed in vesicles and in lipidic particles which were isolated by gel filtration and density gradient centrifugation. The particles had a diameter of ...

journal_title：Lipids

authors： Löw P,Peterson E,Edlund C,Brunk U,Appelkvist EL

更新日期：1992-01-01 00:00:00

abstract：:We have previously reported that the relative content of 18:3 omega 3 in adipose triglyceride (TG) of women was reduced following major weight loss while on a very low calorie diet (VLCD). In an attempt to prevent this loss of 18:3 omega 3 reserves, we have tested two VLCD supplemented with varying amounts of 18:3 ome...

journal_title：Lipids

authors： Tang AB,Nishimura KY,Phinney SD

更新日期：1993-11-01 00:00:00

abstract：:Plaques and white matter from brains of multiple sclerosis (MS) patients were analyzed for lipid content, class composition, and fatty acid composition of total lipid, together with the fatty acid composition of plaque glycerophospholipids, and the results were compared with white matter from normal brain. Plaques con...

journal_title：Lipids

authors： Wilson R,Tocher DR

更新日期：1991-01-01 00:00:00

abstract：:To better understand how docosahexaenoic acid (DHA) improves the effects of doxorubicin (DOX), we examined DHA ± DOX on changes in whole cell and lipid raft phospholipids (PL) of MDA-MB-231 and MCF-7 breast cancer cells. We sought to confirm whether the relative changes in PL DHA content of MDA-MB-231 cells could be e...

journal_title：Lipids

authors： Newell M,Patel D,Goruk S,Field CJ

更新日期：2020-09-01 00:00:00

abstract：:Left ventricular (LV) remodeling after myocardial infarction constitutes the structural basis for ventricular dysfunction and heart failure. The characterization underlying the expression of lipoprotein receptors in cardiac dysfunction is scarcely explored. The aim of this study was to analyze the status of lipoprotei...

journal_title：Lipids

authors： de Lima AD,Guido MC,Tavares ER,Carvalho PO,Marques AF,de Melo MDT,Salemi VMC,Kalil-Filho R,Maranhão RC

更新日期：2018-02-01 00:00:00

abstract：:The suppression of plasma very low density lipoprotein (VLDL) triglyceride levels by dietary fish oils rich in polyunsaturated n-3 fatty acids has been attributed to decreased hepatic VLDL secretion. To investigate the effect of n-3 fatty acids on lipid metabolism and VLDL secretion in a tissue culture system, we incu...

journal_title：Lipids

authors： Benner KG,Sasaki A,Gowen DR,Weaver A,Connor WE

更新日期：1990-09-01 00:00:00

abstract：:Recent work in our lab has shown that the chemoprotective fatty acid, conjugated linoleic acid (CLA), inhibits phorbol ester skin tumor promotion in mice. Because little is known about the deposition of CLA into tissues as well as its biological activity, this study compared the incorporation and biological activity o...

journal_title：Lipids

authors： Liu KL,Belury MA

更新日期：1997-07-01 00:00:00

abstract：:The effects of droplet size and emulsifiers on oxidative stability of polyunsaturated TAG in oil-in-water (o/w) emulsions with droplet sizes of 0.806 +/- 0.0690, 3.28 +/- 0.0660, or 10.7 +/- 0.106 microm (mean +/- SD) were investigated. Hydroperoxide contents in the emulsion with a mean droplet size of 0.831 microm we...

journal_title：Lipids

authors： Nakaya K,Ushio H,Matsukawa S,Shimizu M,Ohshima T

更新日期：2005-05-01 00:00:00

abstract：:The synthesis of phosphoglycerides is reviewed. Emphasis is placed upon precursor and intermediate compounds, phosphatidic acid, phosphatidyl choline, phosphatidyl ethanolamine, phosphatidyl serine, monoacylphosphoglycerides, purification and proof of structure. Suggestions are made for large scale synthesis of phosph...

journal_title：Lipids

authors： Jensen RG,Gordon DT

更新日期：1972-09-01 00:00:00

abstract：:This study investigated a possible role for the epidermal growth factor (EGF) receptor protein tyrosine kinase in phosphoinositide metabolism with plasma membrane vesicles from human epidermoid carcinoma (A431) cells. We found a novel chloroform-soluble product radiolabeled with [gamma-32P]ATP that did not migrate fro...

journal_title：Lipids

authors： Brautigan DL,Randazzo P,Shriner C,Fain JN

更新日期：1985-07-01 00:00:00