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Eichenfield Lawrence F - - 2009
For millennia, sunflower seed oil has been used in folk medicine for both skin care and the treatment of skin disorders. In its natural state, the oil contains high levels of essential fatty acids, particularly linoleic acid, which has skin barrier-enhancing properties. A sunflower oleodistillate (SOD), which is produced through ...
Robinson Valerie - - 2009
Tall oil acid is a mixture of oleic and linoleic acids (fatty acids) and rosin acids derived from tall oil, a by-product of pulp from resinous woods, used in cosmetic products as a surfactant at concentrations up to 8%. Ammonium, potassium, and sodium salts also are listed as cosmetic ingredients. ...
Abraham Sinoj - - 2009
A simple preparation method for a nutrient delivery system is presented using nanostructures of oleic acid embedded in canola oil by a two step synthesis procedure. Oleic acid nanostructures in the form of micelles and vesicles were initially prepared and their ability to encapsulate vitamin-C, used as a model nutrient, ...
Deshpande Girish C - - 2009
BACKGROUND:: New olive oil-based (OL) lipid emulsions (olive:soy oil = 4:1) have lower polyunsaturated fatty acid (PUFA) (20% vs 60%) and higher vitamin E content (an antioxidant) compared with traditional soybean oil (SO) emulsions. OBJECTIVE:: Compare efficacy and safety of OL with SO emulsions in preterm neonates (<28 weeks) at ...
Rajkowski Kathleen T - - 2009
To achieve the production of pathogen-free sprouts, there must be appropriate mixing of liquid sanitizer with the seeds to assure contact. Commercial treatments by irradiation or ozone gas of Salmonella spp. artificially inoculated seeds were compared, and these resulted in a 1 log reduction after all treatments. Use of peroxyacetic ...
Shaw Daniel W - - 2009
A 34-year-old male experienced severe allergic contact dermatitis from 12-hydroxystearic acid in a lip balm and from hydrogenated castor oil in an underarm deodorant. He also had a positive patch-test reaction to bis-diglyceryl polyacyladipate-2, which is present in the implicated lip balm and which itself contains 12-hydroxystearic acid. He was ...
Rodgers Allen - - 2009
PURPOSE: We investigated the effects of gamma-linolenic acid (an omega-6 polyunsaturated fatty acid) in the form of evening primrose oil on calcium oxalate urinary stone risk factors in 2 ethnic groups. MATERIALS AND METHODS: Eight black and 8 white healthy male subjects ingested 1,000 mg evening primrose oil (Natrodale, Kuils ...
Fregolente Patricia Bogalhos Lucente - - 2010
Distilled glycerides are obtained through distillation of the system mono-diglycerides which is produced from the esterification reaction between a triglyceride with glycerol. In this work, monoglycerides (MG) and diglycerides (DG) are produced through lipase-catalyzed glycerolysis of soybean oil using Candida antarctica B in a solvent-free system. To separate the products ...
Yang Xiaohong - - 2010
High-oil maize is a useful genetic resource for genomic investigation in plants. To determine the genetic basis of oil concentration and composition in maize grain, a recombinant inbred population derived from a cross between normal line B73 and high-oil line By804 was phenotyped using gas chromatography, and genotyped with 228 ...
Sarin Rakesh - - 2010
Terminalia belerica seeds, collected from Indian forests, were explored as an alternate bioresource for biodiesel synthesis. The oil yield of T. belerica seed is about 31% (dry weight basis). The fatty acid profile of T. belerica seed oil shows predominance of oleic acid (C(18:1)) glycerides (61.5%) along with linoleic (18.5%) ...
Allouche Yosra - - 2009
The present research aimed to evaluate whether Picual virgin olive oil triterpenic compounds are affected by the addition of variable quantities of stones and leaves before processing or by fruit resting on the ground during 3 months. Results showed that stone addition did not influence triterpenic dialcohol content (uvaol and ...
Tokle Tanushree - - 2009
Conjugated linoleic acid (CLA) is produced by photoisomerization of soy oil linoleic acid. Yields increase with the degree of oil refining, but the effect of specific minor oil components is not known. Therefore, the objectives were to determine the effect of each soy oil minor component on CLA yields and ...
L??pez-L??pez Antonio - - 2009
The changes in ripe olive fat produced by processing were studied according to cultivars using the general linear model, principal component analysis (PCA), predictive discriminant analysis (DA), and hierarchical clustering. Acidity, peroxide value, K(270), and DeltaK increased during storage. Acidity also increased after sterilization, whereas K(270) decreased after darkening; K(232) ...
Taylor David C - - 2009
Nervonic acid 24:1 Delta15 (cis-tetracos-15-enoic acid) is a very long-chain monounsaturated fatty acid and exists in nature as an elongation product of oleic acid. There is an increasing interest in production of high nervonic acid oils for pharmaceutical, nutraceutical and industrial applications. Using a polymerase chain reaction approach, we have ...
Al Ashaal Hanan A - - 2010
ETHNOPHARMACOLOGICAL RELEVANCE: Balanites aegyptiaca (Balantiaceae), mainly the fruit, is used by traditional healers and herbalists for treating many diseases in Africa and Asia. AIM OF THE STUDY: Investigation of fixed oil composition of fruits and evaluation of its biological activity. MATERIALS AND METHODS: Oil content was identified using GC and ...
Ospina-E Juan Camilo - - 2010
Today's consumers look for foods which provide nutrition and pleasure, while safeguarding their health, the result of which is that they increasingly avoid foods containing cholesterol and saturated and trans fatty acids. Chemically modified vegetable oils can help tailor meat products to meet this growing need and at the same ...
Bi Yanlan - - 2010
The objective of this research was to improve the cold-flow property of biodiesel (fatty acid methyl ester, FAME) made from corn oil by urea complexation. Effects of processing conditions on the yield of low-melting-point biodiesel and its fatty acid composition were investigated. The optimal conditions were as follows: 50 degrees ...
Noitang S - - 2009
The aim of this study was to evaluate nutritional composition of China chestnut seeds, Sterculia monosperma Vent. and analyze the physico-chemical properties of flour from the seeds. The results obtained on proximate analysis of China chestnut seeds, S. monosperma, revealed that they contained mostly carbohydrate (73.7% dm), followed by fat ...
Zhang Su - - 2010
An efficient microwave-assisted transesterification (MAT) technique was developed to prepare biodiesel from yellow horn (Xanthoceras sorbifolia Bunge.) oil with a heteropolyacid (HPA) catalyst namely Cs(2.5)H(0.5)PW(12)O(40). A study for optimizing the reaction conditions such as reaction temperature, time, molar ratio of methanol/oil, catalyst amount, and recycle number of catalyst has been ...
Chen Yi-Hung - - 2010
The continuous-flow transesterification of soybean oil with methanol using a rotating packed bed (RPB) for the production of fatty acid methyl esters (biodiesel) is presented herein. The RPB, which provides high centrifugal force and has an adjustable rotational speed, is employed as a novel transesterification reactor. In this study, biodiesel ...
Moser Bryan R - - 2010
Methyl and ethyl esters were prepared from camelina [Camelina sativa (L.) Crantz] oil by homogenous base-catalyzed transesterification for evaluation as biodiesel fuels. Camelina oil contained high percentages of linolenic (32.6 wt.%), linoleic (19.6 wt.%), and oleic (18.6 wt.%) acids. Consequently, camelina oil methyl and ethyl esters (CSME and CSEE) exhibited ...
Slocombe Steve P - - 2009
Plant oils in the form of triacylglycerol (TAG) are used for food, industrial feedstock and biofuel manufacture. Although TAG is typically harvested from the fruit or seeds of oil crop species, plants can also accumulate small amounts of TAG in the leaves and other vegetative tissues. Here we show that ...
He Ka - - 2009
The association between fish consumption and risk of cardiovascular disease (CVD) has been extensively studied. Although the results are inconsistent, the majority of studies are in favor of cardioprotective effects of fish consumption. There is little doubt that long-chain omega-3 polyunsaturated fatty acids (LCn-3PUFAs) in fish are the key nutrients ...
Choo Wee-Sim - - 2009
Lipase-catalyzed transesterification of flaxseed oil with cinnamic acid (CA) or ferulic acid (FA) using an immobilized lipase from Candida antarctica (E.C. 3.1.1.3) was conducted to evaluate whether the lipophilized products provided enhanced antioxidant activity in the oil. Lipase-catalyzed transesterification of flaxseed oil with CA or FA produced a variety of ...
Delmonte Pierluigi - - 2009
In recent years, several countries have implemented new regulations regarding the limitation or labeling of the trans fatty acid (TFA) content of foods and dietary supplements. GC methods for fatty acid (FA) analysis have been updated by improving the separation of TFAs from other FAs, especially trans- and cis-18:1, and ...
Ruiz-López Noemí - - 2009
Dietary omega-3 polyunsaturated fatty acids have a proven role in reducing the risk of cardiovascular disease and precursor disease states such as metabolic syndrome. Although most studies have focussed on the predominant omega-3 fatty acids found in fish oils (eicosapentaenoic acid and docosahexaenoic acid), recent evidence suggests similar health benefits ...
Retief Liezel - - 2009
Assignment of (13)C nuclear magnetic resonance (NMR) spectra of major fatty acid components of South African produced vegetable oils was attempted using a method in which the vegetable oil was spiked with a standard triacylglycerol. This proved to be inadequate and therefore a new rapid and potentially generic graphical linear ...
Feng Yaohui - - 2010
Three types of cation-exchange resins (NKC-9, 001 x 7 and D61) as solid acid catalysts were employed to prepare biodiesel from acidified oils generated from waste frying oils. The results show that the catalytic activity of NKC-9 was higher than that of 001 x 7 and D61. The conversion of ...
Zhang Hui - - 2009
Microemulsions are colloidal nanodispersions of oil and water stabilized by an interfacial film of surfactant molecules, typically in conjunction with a cosurfactant. There is a limited number of reports in the literature on microemulsion use for antimicrobial purposes. The physicochemical characterization of a food-grade fully dilutable microemulsion system with glycerol ...
Stefanoudaki Evagelia - - 2009
Two irrigation treatments were applied to olive trees of the major commercial Cretan variety cv. Koroneiki, (a) irrigation with 0.4 evaporation class "A" pan and (b) rain-feed only, in two successive crop years to assess the effect of irrigation on olive oil quality. Olive fruits were harvested at their semiblack ...
Waraho Thaddao - - 2009
The prooxidant role of free fatty acids was studied in soybean oil-in-water emulsions. Addition of oleic acid (0-5.0% of oil) to the emulsions increased lipid hydroperoxides and headspace hexanal formation and increased the negative charge of the emulsion droplet with increasing oleic acid concentration. Methyl oleate (1.0% of oil) did ...
Bahtz J - - 2009
Fats are widely present in a large variety of food and represent the main source of energy for the body. In the current study we investigate the behaviour of fatty acids at liquid-liquid interfaces, mimicking some steps of the very complex digestion process. Octanoic acid is used as an example ...
Lundbom Jesper - - 2009
AIM: This study investigated the impact of fatty acid (FA) composition on the echo time behavior of triglyceride resonances in a clinical setting. The feasibility of (1)H NMR spectroscopy to detect these resonances was also evaluated in human adipose tissue in vivo. METHOD: Ten edible oils chosen to cover a ...
Aydin Cevat - - 2009
Olea europea L. fruits were evaluated for weight, moisture, ash, crude protein, crude oil, energy, crude fibre, roundness, resistance against extra force and product density. The relative density, refractive index, free fatty acids, peroxide value, iodine value and unsaponifiables were determined in the olive oils. The main fatty acids identified ...
Waitzberg Dan Linetzky - - 2009
Current evidence indicates that omega-3 polyunsaturated fatty acids (PUFAs), particularly eicosapentaenoic acid and docosahexaenoic acid found in fish oil, can prevent the development of inflammatory diseases by affecting different steps of the immune response. The capacity of omega-3 PUFAs to modulate synthesis of eicosanoids, activity of nuclear receptor and nuclear ...
Andrés S C - - 2009
Long-chain polyunsaturated n-3 fatty acids are critical nutrients for human health and the fortification of foods with these fatty acids is an important emerging area from the commercial and academic point of view. Development, characterization, and changes during refrigerated vacuum storage of low-fat chicken sausages formulated with preemulsified squid oil ...
Warner Kathleen - - 2009
The objectives of this study were to determine the frying stability of soybean oil (SBO) treated with a natural citric acid-based antioxidant, EPT-OILShield able to withstand high temperatures and to establish the oxidative stability of food fried in the treated oil. Soybean oil with 0.05% and 0.5% EPT-OILShield and an ...
Jeon Songhee - - 2009
In this study, the essential oil from lotus flower extract, including petals and stamens, was assessed with regard to its effects on melanogenesis in human melanocytes. The lotus flower essential oil was shown to stimulate melanin synthesis and tyrosinase activity in a dose-dependent manner. The lotus flower essential oil induced ...
Sherazi S T H - - 2009
The prospect of using single bounce attenuated total reflectance (SB-ATR)-Fourier transform infrared (FTIR) spectroscopy as a rapid quantitative tool to determine the main fatty acid groups present in different edible oils was investigated. Partial least squares (PLS) calibrations were developed using SB-ATR-FTIR spectra which were associated with fatty acid groups ...
Hernández M Luisa - - 2009
The effect of ripening stage and water regimen on oleate desaturase gene expression levels in the fruit of different olive ( Olea europaea L.) varieties was investigated to elucidate the contribution of each to the linoleic acid content in virgin olive oil. To this end, fatty acid analysis and quantitative ...
Dalla Rosa C - - 2009
This work investigates the continuous production of fatty acid ethyl esters from soybean oil in compressed fluids, namely carbon dioxide, propane and n-butane, using immobilized Novozym 435 as catalyst. The experiments were performed in a packed-bed bioreactor evaluating the effects of temperature in the range of 30-70 degrees C, from ...
Knothe Gerhard - - 2009
Used cooking or frying oils are of increasing interest as inexpensive feedstock for biodiesel production. In this work, used frying oils obtained from 16 local restaurants were investigated regarding their fatty acid profile vs. the fatty acid profile of the oil or fat prior to use. The fatty acid profiles ...
White Daniel A - - 2009
The in vitro digestibility (proteolytic and lipolytic) and bioaccessibility of nutritionally important compounds (alpha-tocopherol and fatty acids) have been studied for natural sunflower ( Helianthus annuus ) oil body suspensions in comparison to artificial emulsions emulsified with polyoxyethylene-20-sorbitan-monolaurate (Tween 20) or whey protein isolate. Proteolytic digestion of emulsions with pepsin ...
Uyanikgil Yiğit - - 2009
This study investigated the possible effects of a commonly used foliar herbicide 2,4-dichlorophenoxyacetic acid (2,4-D) formulation on medulla spinalis of lebistes. Fish were exposed to 2,4-D (15, 30, 45 mg L(-1)), behavioral changes were monitored. Fish were fixed, histopathological examination was carried out on sections taken from the upper parts ...
Pinho R S - - 2009
The caatinga semi-arid ecosystem of northeastern Brazil is characterized by a dry, spiny and predominantly deciduous shrub/forest vegetation, and many species there are potential sources of renewable resources for the oleochemical industry. The present research determined the oil content and fatty acid profiles of seeds from eight caatinga species. Seed ...
Kwiecien Jirí - - 2009
The aim of this work is to study the transesterification of vegetable oil with a high acid number at unchanged reaction conditions. Rapeseed oil was used as the raw material and its acid number was changed by the addition of oleic acid (from 0.89 to 12.25 mg KOH/g). Methanol was ...
Jirovetz Leopold - - 2009
The chemical composition of the essential oil from cornmint (Mentha canadensis L.) was analyzed by GC/FID and GC-MS. The main constituents were menthol (41.2%) and menthone (20.4%). It was established that cornmint oil had antiradical activity with respect to the DPPH and hydroxyl (OH*) radicals. The concentrations necessary for 50% ...
Manso T - - 2009
Twenty-seven lambs were used to investigate the effects of the inclusion of 4% hydrogenated palm oil (HPO) or sunflower oil (SFO) in the concentrate on animal performance, carcass and meat quality and fat characteristics and fatty acid composition. Animals (16.2±0.27kg initial weight) were fed concentrate (Control, HPO or SFO) and ...
Driscoll David F - - 2009
Recently, the United States Pharmacopeia (USP) has established Chapter 729 with GSD limits for all lipid emulsions where the mean droplet size (MDS) must be <500 nm and the percent of fat larger than 5 microm (PFAT(5)) must be <0.05%, irrespective of the final lipid concentration. As well, the European ...
Pina-Rodriguez Ashanty M - - 2009
Amaranth oil is rich in linoleic, oleic, and palmitic acids. Structured lipids (SLs) with specific functional and nutritional characteristics can be prepared through chemical or enzymatic interesterification. The aim of this study was to increase the palmitic acid content at the sn-2 position in amaranth oil triacylglycerols (TAG) for possible ...
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