Abstract:
:An improved preparation of proteolipid from bovine brain white matter is described. The product obtained by repeated acetone precipitation is completely soluble in chloroform-methanol and has a fairly constant composition: 35% protein, 40% galactocerebroside, and about 25% phospholipid.
journal_name
J Lipid Resjournal_title
Journal of lipid researchauthors
Cavanna R,Rapport MMkeywords:
subject
Has Abstractpub_date
1967-01-01 00:00:00pages
65-8issue
1eissn
0022-2275issn
1539-7262pii
8/1/65journal_volume
8pub_type
杂志文章abstract::The total nitrogen and L-hydroxyproline concentrations of two intra-abdominal and two subcutaneous sites of adipose tissue were measured in male and female Wistar rats. At 100 g body weight the nitrogen concentration of intra-abdominal adipose tissue was slightly lower than that of subcutaneous adipose tissue. As age ...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1970-07-01 00:00:00
abstract::The initial studies of the metabolism of arachidonic acid (AA) by the cytochrome P450 (P450) hemeproteins sought to: a) elucidate the roles for these enzymes in the metabolism of endogenous pools of the FA, b) identify the P450 isoforms involved in AA epoxidation and ω/ω-1 hydroxylation, and c) explore the biological ...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.R087882
更新日期:2018-11-01 00:00:00
abstract::Hormone-sensitive lipase (HSL) catalyzes the rate-limiting step in adipocyte lipolysis. The activity of HSL is thought to be primarily regulated by reversible phosphorylation. However, the regulation of HSL activity by pre-translational mechanisms has been poorly studied. The present studies were undertaken to explore...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1998-08-01 00:00:00
abstract::Ecdysteroids are potent developmental regulators that control molting, reproduction, and stress response in arthropods. In developing larvae, picogram quantities of individual ecdysteroids and their conjugated forms are present along with milligrams of structural and energy storage lipids. To enhance the specificity a...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.D035949
更新日期:2013-08-01 00:00:00
abstract::Activation of cultured hepatic stellate cells correlated with an enhanced expression of proteins involved in uptake and storage of fatty acids (FA translocase CD36, Acyl-CoA synthetase 2) and retinol (cellular retinol binding protein type I, CRBP-I; lecithin:retinol acyltransferases, LRAT). The increased expression of...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.M200376-JLR200
更新日期:2003-02-01 00:00:00
abstract::A group of polyunsaturated fatty acids called conjugated linoleic acids (CLAs) are found in ruminant products, where the most common isomers are cis9, trans11 (c 9,t11) and trans10, cis12 (t10,c12) CLA. A crude mixture of these isomers has been shown in animal studies to alter body composition by a reduction in body f...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.M300120-JLR200
更新日期:2003-08-01 00:00:00
abstract::Naturally occurring derivatives of arachidonic acid are potent agonists for the nuclear hormone receptor peroxisome proliferator-activated receptor gamma (PPARgamma) and block cancer cell proliferation through the induction of apoptosis. We have previously reported that induction of apoptosis using cyclopentenone pros...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.m200224-jlr200
更新日期:2002-11-01 00:00:00
abstract::The characteristics of 7 alpha-dehydroxylase, a bile acid-biotransforming enzyme, were determined using dialyzed cell extracts of Eubacterium sp. V.P.I. 12708. 7 alpha-Dehydroxylase was induced by cholic acid in this organism. Induction by cholic acid resulted in the differential synthesis of at least five new polypep...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1981-08-01 00:00:00
abstract::Native LDL (nLDL) increases expression of adhesion molecules on endothelial cells through induction of Ca(2+) mobilization. Ca(2+) mobilization is also involved in the induction of proinflammatory cytokines, important mediators involved in atherogenesis. The aim of the study was to evaluate the capacity of nLDL to aff...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.m100254-jlr200
更新日期:2002-07-01 00:00:00
abstract::Inhibition of Ehrlich ascites carcinoma respiration by aqueous extracts of oxidized linoleic or linolenic acid (aqueous emulsions UV-irradiated, 90 min) was associated entirely with relatively involatile compounds which were both thiobarbituric acid (TBA)-reactive and peroxidase-reactive. Inhibitory compounds were hea...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1966-05-01 00:00:00
abstract::Palmitoleic acid is a minor monounsaturated fatty acid in the human diet and in blood plasma. Because macadamia oil is at least one potentially large source of palmitoleic acid, we tested its effect on plasma lipid levels against two other dietary fatty acids, oleic acid and palmitic acid. The dietary adjustments, thr...
journal_title:Journal of lipid research
pub_type: 临床试验,杂志文章,随机对照试验
doi:
更新日期:1994-04-01 00:00:00
abstract::The mixed dyslipidemia phenotype is characterized by elevated triglycerides (TG), low HDL cholesterol (HDL-C), increased ApoB levels, and premature coronary atherosclerosis. Fibrate-statin combination therapy reduces ApoB levels and coronary events in the mixed dyslipidemia population. We sought to identify gene-gene ...
journal_title:Journal of lipid research
pub_type: 杂志文章,随机对照试验
doi:10.1194/jlr.M028829
更新日期:2012-11-01 00:00:00
abstract::Delta-6 desaturase (D6D) catalyzes the first step in the synthesis of highly unsaturated fatty acids (HUFA) such as arachidonic (AA), docosapentaenoic (DPAn-6), and docosahexaenoic (DHA) acids, as well as the last desaturation of DPAn-6 and DHA. We created D6D-null mice (-/-), which enabled us to study HUFA deficiency...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.M900039-JLR200
更新日期:2009-09-01 00:00:00
abstract::Scavenger receptor class B type I (SR-BI) and ABCA1 are structurally dissimilar cell surface proteins that play key roles in HDL metabolism. SR-BI is a receptor that binds HDL with high affinity and mediates both the selective lipid uptake of cholesteryl esters from lipid-rich HDL to cells and the efflux of unesterifi...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.M300358-JLR200
更新日期:2004-07-01 00:00:00
abstract::The mammalian FA-binding proteins (FABPs) bind long-chain FA with high affinity. The large number of FABP types is suggestive of distinct functions in specific tissues. Multiple experimental approaches have shown that individual FABPs possess both unique and overlapping functions, some of which are based on specific e...
journal_title:Journal of lipid research
pub_type: 杂志文章,评审
doi:10.1194/jlr.R800084-JLR200
更新日期:2009-04-01 00:00:00
abstract::Analysis of plasma nonesterified fatty acids (NEFA) by gas-liquid chromatography requires procedures that are both lengthy and cumbersome. A 45-min direct methylation procedure was carried out at 24-29 degrees C on 150 microliter of plasma added with an internal standard in 5.0 ml of methanol-acetyl chloride 50:1 (v/v...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1988-02-01 00:00:00
abstract::The binding of monoacylglycerides of long-chain fatty acids to human serum albumin has been examined using monooleoylglycerol as the ligand. Binding was investigated using changes in tryptophan fluorescence and also the displacement of a variety of well-studied fluorescent ligands from human serum albumin (HSA). Monoo...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1998-05-01 00:00:00
abstract::Subcellular localization of nonesterified cholesterol has been determined in normal human fibroblasts from cultures incubated with human low density lipoprotein (LDL). Nonesterified and esterified cholesterol content of fibroblasts, grown initially in the absence of cholesterol, increased significantly after a 1-hour ...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1982-11-01 00:00:00
abstract::ATP-citrate lyase (ACL) is a key lipogenic enzyme that converts citrate in the cytoplasm to acetyl-CoA, the initial precursor that yields malonyl-CoA for fatty acid biosynthesis. As cytosolic citrate is derived from the tricarboxylic acid cycle in the mitochondrion, ACL catalyzes a critical reaction linking cellular g...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.M003335
更新日期:2010-09-01 00:00:00
abstract::We previously reported that a eucaloric, low fat, liquid formula diet enriched in simple carbohydrate markedly increased the synthesis of fatty acids in lean volunteers. To examine the diet sensitivity of obese subjects, 7 obese and 12 lean volunteers were given two eucaloric low fat solid food diets enriched in simpl...
journal_title:Journal of lipid research
pub_type: 临床试验,杂志文章
doi:
更新日期:2000-04-01 00:00:00
abstract::Recombinant human pancreatic lipase-related protein 2 (rHPLRP2) was produced in the protease A-deficient yeast Pichia pastoris. A major protein with a molecular mass of 50 kDa was purified from the culture medium using SP-Sepharose and Mono Q chromatography. The protein was found to be highly sensitive to the proteoly...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.M600486-JLR200
更新日期:2007-07-01 00:00:00
abstract::Phytanic acid (3,7,11,15-tetramethylhexadecanoic acid) is a branched-chain fatty acid derived from dietary sources and broken down in the peroxisome to pristanic acid (2,6,10,14-tetramethylpentadecanoic acid) via alpha-oxidation. Pristanic acid then undergoes beta-oxidation in peroxisomes. Phytanic acid naturally occu...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:2002-03-01 00:00:00
abstract::The lipoprotein lipase (LPL) promoter -93T/G transition has previously been reported as having a triglyceride (Tg)-lowering effect, whereas the D9N variant has been shown to have a Tg-raising effect. These two variants were studied in 66 healthy subjects of Hispanic and 42 subjects of African-American origin, who had ...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1998-06-01 00:00:00
abstract::Lipid droplet (LD) coating proteins are essential for the formation and stability of intracellular LDs. Plin2 is an abundant LD coating protein in skeletal muscle, but its importance for muscle function is unclear. We show that myotubes established from Plin2-/- mice contain reduced content of LDs and accumulate less ...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.M079764
更新日期:2017-11-01 00:00:00
abstract::Insulin resistance (IR) is associated with elevated plasma levels of triglyceride-rich lipoproteins (TRLs) of intestinal origin. However, the mechanisms underlying the overaccumulation of apolipoprotein (apo)B-48-containing TRLs in individuals with IR are not yet fully understood. This study examined the relationships...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:10.1194/jlr.M040071
更新日期:2014-01-01 00:00:00
abstract::Some commercial preparations of common natural conjugated bile salts contain impurities (e.g., amines, lipids, and calcium) that are likely to affect their physicochemical properties. A method was developed for purifying commercial preparations of sodium salts of glycine- and taurine-conjugated bile acids. The method ...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1995-12-01 00:00:00
abstract::A two-step polymerase chain reaction (PCR) method for the rapid detection of the apolipoprotein B(Arg3500----Gln) mutation in a mixture of pooled blood samples is described. In the first step PCR, a short gene fragment surrounding codon 3500 is amplified. Subsequently the reaction product is subjected to a second ampl...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1992-10-01 00:00:00
abstract::Severe endothelial abnormalities are a prominent feature in sepsis with cytokines such as tumor necrosis factor (TNF)alpha being implicated in the pathogenesis. As mimic to inflammation, human umbilical vascular endothelial cells (HUVEC) were incubated with TNFalpha for 22 h, in the absence or presence of the omega-6 ...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:2002-06-01 00:00:00
abstract::Vitamin A-transporting protein in chicken plasma was purified by column chromatography on DEAE-Sephadex and Sephadex G-100; the protein formed a complex of retinol-binding protein (RBP) with prealbumin (PA). The molecular weight of the 1:1 molar complex was estimated to be 76,000 by gel filtration, and the sedimentati...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1975-05-01 00:00:00
abstract::The effects of eicosapentaenoic acid and oleic acid on lipid synthesis and secretion by HepG2 cells were examined to identify fatty acid specific changes in lipid metabolism that might indicate a basis for the hypolipidemic effect attributed to eicosapentaenoic acid and related n-3 fatty acids. Cellular glycerolipid s...
journal_title:Journal of lipid research
pub_type: 杂志文章
doi:
更新日期:1991-02-01 00:00:00