Identification of novel nonmethylene-interrupted fatty acids, 7E,13E-20:2, 7E,13E,17Z-20:3, 9E,15E,19Z-22:3, and 4Z,9E,15E,19Z-22:4, in Ophiuroidea (brittle star) lipids.

abstract：:The effects of different dietary fats on ovine adipose tissue metabolism have been investigated. Six-month old sheep were fed for 6 weeks a control diet or diets supplemented with either tallow or a mixture of sunflower seed oil and soybean oil, treated to protect the fats from hydrolysis and hydrogenation in the rume...

journal_title：Lipids

authors： Vernon RG

更新日期：1976-09-01 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：:Gallstone formation and dissolution were studied in a prairie dog model of cholesterol (CH) cholelithiasis. Gallstones were induced in 49 prairie dogs by feeding 1.2% CH in a nutritionally adequate semisynthetic diet for 6 wk (period 1). At 6 wk, gallstones had developed in all animals examined. The diets were modifie...

journal_title：Lipids

authors： Cohen BI,Mosbach EH,McSherry CK,Rzigalinski B,Kuroki S

更新日期：1986-09-01 00:00:00

abstract：:In an attempt to correlate the incorporation of fatty acids (FA) of different chain length into liver and biliary lipids, isolated rat livers were perfused for 2 h with Krebs-Ringer bicarbonate containing 1% albumin and 10 mumol of [1-14C]-labeled FA: C2, C8, C10, C12, C16, and C18:1. One to 1.36 mumol of medium-chain...

journal_title：Lipids

authors： Rubin M,Pakula R,Gilat T,Tietz A

更新日期：1999-06-01 00:00:00

abstract：:A recent study on the metabolism of 1-14C-alpha-linolenic acid in the guinea pig revealed that the fur had the highest specific activity of all tissues examined, 48 h after dosing. The present study investigated the pattern of tissue lipid labeling following an oral dose of 1-14C-linoleic acid after the animals had be...

journal_title：Lipids

authors： Fu Z,Attar-Bashi NM,Sinclair AJ

更新日期：2001-03-01 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：:In animals, non-sterol metabolites of the mevalonate pathway act independently from receptor-mediated cholesterol uptake in the multivalent feedback regulation of mevalonate biosynthesis. Studies leading to the isolation and characterization of plant-borne suppressors of mevalonate biosynthesis are reviewed. We propos...

journal_title：Lipids

authors： Qureshi AA,Burger WC,Peterson DM,Elson C

更新日期：1985-11-01 00:00:00

abstract：:The total lipid content, composition of main lipid classes, composition of sterols and composition of fatty acids in the main glycerolipids of Perna viridis were analyzed through four seasons using TLC-FID and GLC. Mussel samples were collected during different seasons between 2003 and 2004 from Shengsi Island, Zhejia...

journal_title：Lipids

authors： Li D,Zhang Y,Sinclair AJ

更新日期：2007-08-01 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：:Ceramides are the major type of lipid found in stratum corneum from the skin, gingiva and hard palate. The present study examined the ceramides of the stratum corneum from the hard palate. Six fractions of ceramides were isolated by preparative thin-layer chromatography. The least polar fraction contained an unusual a...

journal_title：Lipids

authors： Hill JR,Wertz PW

更新日期：2009-03-01 00:00:00

abstract：:There have been a limited number of studies investigating surfactant lipid changes in lung with trace elements. The present investigation was designed to examine the effect of moderate zinc deficiency on the lipid metabolism in rat lung. We also evaluated whether zinc deficiency, which is a wide-spread problem, could ...

journal_title：Lipids

authors： Gomez NN,Ojeda MS,Gimenez MS

更新日期：2002-03-01 00:00:00

abstract：:The proximate and fatty acid compositions of the commercially important fish species (Engraulis encrasicolus, Alosa alosa, Belone belone, Scorpaena porcus, Pomatomus saltatrix, Mullus barbatus) from the Sinop region of the Black Sea were examined. The fat contents ranged from 1.26% (for scorpion fish) to 18.12% (for s...

journal_title：Lipids

authors： Kocatepe D,Turan H

更新日期：2012-06-01 00:00:00

abstract：:The effect of 1.7-2.2 mg/day oral phenobarbital over short (1 MO) and long term (6-24 MO) treatment on primary bile acid (BA) secretion, composition, synthesis, pool size, and enterohepatic cycling rates as well as phospholipid (PL) and cholesterol (C) secretion rates and biliary composition was determined in 12 asymp...

journal_title：Lipids

authors： Redinger RN

更新日期：1979-03-01 00:00:00

abstract：:Feline omental lipid extracts, previously reported to be angiogenic in the cornea of rabbits, were fractionated and the major lipid components characterized. Approximately 97% of the chloroform/methanol extract consisted of triglycerides containing primarily 16:0, 18:0, 18:1 and 18:2 fatty acids. Trace quantities of f...

journal_title：Lipids

authors： McCluer RH,Evans JE,Williams M,Griffith AL,Catsimpoolas N

更新日期：1987-04-01 00:00:00

abstract：:In plants, two pathways are utilized for the synthesis of isopentenyl diphosphate (IPP), the universal precursor for isoprenoid biosynthesis. In this paper we review findings and observations made primarily with tobacco BY-2 cells (TBY-2), which have proven to be an excellent system in which to study the two biosynthe...

journal_title：Lipids

authors： Hemmerlin A,Gerber E,Feldtrauer JF,Wentzinger L,Hartmann MA,Tritsch D,Hoeffler JF,Rohmer M,Bach TJ

更新日期：2004-08-01 00:00:00

abstract：:FA ethyl esters (FAEE) are nonoxidative metabolites of ethanol produced by the esterification of FA and ethanol. FAEE have been implicated as mediators of ethanol-induced organ damage in vivo and in vitro, and are markers of ethanol intake. Upon ethanol intake, FAEE are synthesized in the liver and pancreas in signifi...

journal_title：Lipids

authors： Hasaba A,Cluette-Brown JE,Laposata M

更新日期：2003-10-01 00:00:00

abstract：:One of the main biological systems that can be used as a model for studying the molecular mechanisms involved in membrane fusion is the formation of the nuclear envelope (NE). NE assembly to form the male pronucleus at fertilization occurs by binding of NE membrane precursor vesicles to chromatin and their fusion. MV1...

journal_title：Lipids

authors： Larijani B,Dufourc EJ

更新日期：2006-10-01 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：:Glucose-sensitive liposomes were prepared by incorporating hydrophobically modified glucose oxidase (EC 1.1.3.4.) into the liposomal bilayer of dioleoylphosphatidylethanolamine and cholesteryl hemisuccinate. For the release test, calcein, a fluorescence marker, was entrapped in the liposomes. The liposomes were stable...

journal_title：Lipids

authors： Jo SM,Lee HY,Kim JC

更新日期：2008-10-01 00:00:00

abstract：:The activity of lysosomal acid cholesteryl ester hydrolase (acid CEH, EC 3.1.1.13) in rat liver was determined at 3, 5, 7, 10 and 20 wk following birth. The levels of acid CEH activity showed a marked decrease as rats grew older, whereas those of other lysosomal marker enzymes, such as acid phosphatase, beta-glucuroni...

journal_title：Lipids

authors： Tanaka M,Iio T,Tabata T

更新日期：1987-09-01 00:00:00

abstract：:Male Wistar rats were fed semipurifed diets containing 20% fat for 25 weeks. Ten different oils or oil blends were employed, including rapessed oils, simulated rapeseed-type oils, and modified rapeseed-type oils. Safflower, soybean, and hydrogenated coconut oils served as control oils. Histopathological examination of...

journal_title：Lipids

authors： McCutcheon JS,Umermura T,Bhatnager MK,Walker BL

更新日期：1976-07-01 00:00:00

abstract：:Some 1,2- and 1,3-diacyl glycerols (with acyl groups as stearyl, oleyl, linoleyl, or stearolyl) were synthesized by conventional methods. The diacyl glycerols were esterified with 6-bromo-hexanoic acid to give the corresponding bromo-triacylglycerols (of the type AAB and ABA containing a bromo group at the distal part...

journal_title：Lipids

authors： Jie MS,Cheung SW,Ho JC

更新日期：2001-06-01 00:00:00

abstract：:cis-5,cis-9-Octadecadienoic acid (2.7%) andcis-5,cis-9,cis-12-octadecatrienoic acid (24.9%) are present in the seed oil ofLarix leptolepis. The double bond positions were identified by ozonolysis and by gas chromatography-mass spectrometry of methoxy derivatives. Small quantities of branched chain acids of various cha...

journal_title：Lipids

authors： Plattner RD,Spencer GF,Kleiman R

更新日期：1975-07-01 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：: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：: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：: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：:Fatty acids are involved in the regulation of inflammatory responses in obesity. However, despite being the largest dietary fatty-acid class, effects of 18-carbon fatty acids with different degrees of saturation on inflammatory, metabolic, and thermogenic markers have not been well studied. Therefore, the objective of...

journal_title：Lipids

authors： Shin S,Ajuwon KM

更新日期：2018-09-01 00:00:00

abstract：:Cholesterol absorption is frequently determined using the plasma dual stable-isotope ratio method (PDSIRM). However, this method involves intravenous injection of stable-isotope-labeled cholesterol with simultaneous oral administration of differently labeled cholesterol, which results in high study costs and involves ...

journal_title：Lipids

authors： Wang Y,Vanstone CA,Parsons WD,Jones PJ

更新日期：2004-01-01 00:00:00

abstract：:In the present paper, problems in connection with assay of the activity of magnesium-dependent rat liver phosphatidate phosphohydrolase (PAP) are discussed. PAP activity is usually measured by following the production of diacylglycerol or inorganic phosphate from the substrate phosphatidate. These two methods may give...

journal_title：Lipids

authors： Stark M,Humble E

更新日期：1996-10-01 00:00:00