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W245000

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Juan Jin et al.
New biotechnology, 28(2), 190-195 (2010-10-19)
The ability of free and immobilized lipase on the production of diacylglycerols (DAG) by transesterification of glycerol monooleate (GMO) and ethyl oleate was investigated. Among three free lipases such as lipase G (Penicillium cyclopium), lipase AK (Pseudomonas fluorescens) and lipase...
Yizhen Chen et al.
International journal of pharmaceutics, 487(1-2), 17-24 (2015-04-07)
The toxicity and irritation associated with high amounts of surfactants restrict the extensive utilization of microemulsions. To address these shortcomings, employing mixed oils to enlarge microemulsion areas therefore reducing surfactant contents is a promising strategy. However, what kinds of mixed...
Qi Shen et al.
AAPS PharmSciTech, 12(4), 1044-1049 (2011-08-16)
In the present study, the effect of a borneol/menthol eutectic mixture (25:75) and microemulsion on the absorption of daidzein in rat intestinal membrane was evaluated. The microemulsion formulation was composed of ethyl oleate (oil), Cremophor RH40 (surfactant), PEG400 (co-surfactant), and...
Michael D Hardy et al.
Proceedings of the National Academy of Sciences of the United States of America, 112(27), 8187-8192 (2015-06-24)
Cell membranes are dynamic structures found in all living organisms. There have been numerous constructs that model phospholipid membranes. However, unlike natural membranes, these biomimetic systems cannot sustain growth owing to an inability to replenish phospholipid-synthesizing catalysts. Here we report...
Claudia Dussaubat et al.
Journal of chemical ecology, 36(5), 522-525 (2010-04-20)
Pheromones in social insects play a key role in the regulation of group homoeostasis. It is well-established that parasites can modify hormone signaling of their host, but less is known about the effect of parasites on pheromone signaling in insect...
Dehua Liao et al.
Drug delivery, 22(4), 516-521 (2014-01-29)
The aim of this research was to increase the oral bioavailability of puerarin by N-trimethyl chitosan-modified microemulsions (TMC-MEs) loaded with puerarin. Different concentrations of TMC-modified microemulsions were prepared in our study, and then evaluated for particle size, zeta potential, morphological...
Velio Bocci et al.
Virulence, 1(3), 215-217 (2010-12-24)
A vaccine against HIV able to generate properly neutralizing antibodies and an efficacious cytotoxic T lymphocyte response is of paramount importance. We are proposing a novel approach based on the collection of thousand small HIV-infected human plasma samples for preparing...
Corinne Loutelier-Bourhis et al.
Rapid communications in mass spectrometry : RCM, 26(11), 1265-1276 (2012-05-05)
The grafting of maleic anhydride onto fatty C=C double bonds is a well-known and used method to functionalize triglyceride molecules. Nevertheless, grafted products are not actually structurally well defined. In this work, the thermal grafting of maleic anhydride onto (un)saturated...
Shujauddin Changi et al.
ChemSusChem, 5(9), 1743-1757 (2012-08-29)
We examined the behavior of phenylalanine in high-temperature water (HTW) at 220, 250, 280, and 350 °C. Under these conditions, the major product is phenylethylamine. The minor products include styrene and phenylethanol (1-phenylethanol and 2-phenylethanol), which appear at higher temperatures and...
Franco Cataldo
Chemistry and physics of lipids, 163(6), 524-529 (2010-03-27)
Unsaturated lipids when exposed to air at room temperature undergo a slow autoxidation. When fullerene C(60) was dissolved in selected lipids (ethyl oleate, ethyl linoleate, linseed oil and castor oil) the spectrophotometric analysis shows that the oxidation is concentrated to...
Y Ingrid Goh et al.
Alcohol (Fayetteville, N.Y.), 44(7-8), 629-634 (2010-06-30)
Meconium fatty acid ethyl esters (FAEEs) are sensitive and specific biomarkers for prenatal alcohol exposure (PAE) in pregnancy. We recently reported a 2.5% rate of FAEE positive meconium in a general population sample of infants born in the region of...
Neil Loftus et al.
Journal of proteome research, 10(2), 705-713 (2010-10-30)
Alcoholism is a complex disorder that, in man, appears to be genetically influenced, although the underlying genes and molecular pathways are not completely known. Here, the intragastric alcohol feeding model in rodents was used together with high mass accuracy LC-MS(n)...
Aihua Yu et al.
Journal of pharmaceutical sciences, 100(3), 933-941 (2010-09-24)
The main objective of the study was to investigate the efficacy of microemulsion (ME) to facilitate bioavailability of puerarin (PUE) after oral and nasal administration. The pseudo-ternary phase diagrams were constructed to screen the ME components and optimize the ME...
Gurpreet Kaur et al.
Langmuir : the ACS journal of surfaces and colloids, 28(29), 10640-10652 (2012-06-23)
Microemulsions are important formulations in cosmetics and pharmaceutics and one peculiarity lies in the so-called "phase inversion" that takes place at a given water-to-oil concentration ratio and where the average curvature of the surfactant film is zero. In that context...
Ping Li et al.
Acta pharmacologica Sinica, 31(7), 881-888 (2010-06-22)
To improve the oral absorption of adefovir dipivoxil (ADV) by employing MCT and the esterase inhibitor ethyl oleate (EO) as a complex oil phase in emulsion. EO was used as the esterase inhibitor, and its inhibitory effect on esterase activity...
Subhankar Dolai et al.
Gastroenterology, 143(3), 832-843 (2012-06-20)
During development of alcoholic pancreatitis, oxidative (acetaldehyde) and nonoxidative metabolites (ethyl palmitate, ethyl oleate), rather than ethanol itself, mediate toxic injury. Exposure of pancreatic acini to ethanol blocks cholecystokinin (CCK)-8-stimulated apical exocytosis and redirects exocytosis to the basolateral plasma membrane...
Sowmya S Mohan et al.
Alcoholism, clinical and experimental research, 39(3), 434-444 (2015-02-24)
Chronic alcohol exposure alters the function of alveolar macrophages (AM), impairing immune defenses in both adult and neonatal lungs. Fatty acid ethyl esters (FAEEs) are biological markers of prenatal alcohol exposure in newborns. FAEEs contribute to alcohol-induced mitochondrial (MT) damage...
K J Dussan et al.
Bioresource technology, 101(24), 9542-9549 (2010-08-19)
Magnetic nanoparticles were prepared by coprecipitating Fe(2+) and Fe(3+) ions in a sodium hydroxide solution and used as support for lipase. The lipase-coated particles were applied in a reactive extraction process that allowed separation of the products formed during transesterification....
Wei-Na Li et al.
Applied biochemistry and biotechnology, 163(1), 102-111 (2010-07-28)
In this study, the immobilized lipase was prepared by fabric membrane adsorption in fermentation broth. The lipase immobilization method in fermentation broth was optimized on broth activity units and pH adjustments. The viscose fermentation broth can be used with a...
Zheng-fen Liang et al.
Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 32(11), 1697-1700 (2010-03-12)
To extract and analyze the liposoluble chemical constituents of the petroleum ether extraction and alcohol extraction from fruits of Harrisonia perforata. To analyze the liposoluble components by GC-MS. 29 compounds were identified from petroleum ether extraction, amounting to 69.67% of...
Swati Pund et al.
International journal of pharmaceutics, 487(1-2), 148-156 (2015-04-15)
The present study is a mechanistic validation of 'proof of concept' of effective topical delivery of leflunomide (LFD) nanoemulgel for localized efficient treatment of psoriatic lesions as well as melanoma affected skin regions. Hyperproliferation of keratinocytes in psoriasis and symbiotic...
Marwa Ahmed Sallam et al.
International journal of nanomedicine, 10, 4459-4478 (2015-07-24)
In this study, an optimized nanodispersible oral dosage form (containing a lactate ester) was developed for cilostazol (CZL). CZL is a phosphodiesterase inhibitor used for intermittent claudication. We aimed to improve the dissolution rate and absorption of CZL giving it...
Jerry Nesamony et al.
Drug development and industrial pharmacy, 39(2), 240-251 (2012-04-07)
Water-in-oil microemulsions (w/o ME) are ideal for parenteral drug delivery. However, no such formulations have been tested for biocompatibility in in vitro cell cultures. Furthermore, sterilization of w/o MEs is a challenging process that has not been previously developed and...
Thomas S Muenz et al.
Die Naturwissenschaften, 99(5), 421-425 (2012-03-20)
Social work force distribution in honeybee colonies critically depends on subtle adjustments of an age-related polyethism. Pheromones play a crucial role in adjusting physiological and behavioral maturation of nurse bees to foragers. In addition to primer effects of brood pheromone...
Elisabetta Bertol et al.
Drug testing and analysis, 6(9), 930-935 (2014-01-17)
Fatty acid ethyl esters (FAEEs) are minor ethanol metabolites that can accumulate in hair. The performance of hair FAEEs as a biomarker that can discriminate null or moderate drinking from risky, excessive drinking was verified by evaluating the relationship between...
Carlos Castillo et al.
Journal of insect physiology, 58(8), 1112-1121 (2012-05-29)
Honey bees allocate tasks along reproductive and non-reproductive lines: the queen mates and lays eggs, whereas the workers nurse the brood and forage for food. Among workers, tasks are distributed according to age: young workers nurse and old workers fly...
Zong-Ping Zheng et al.
Journal of agricultural and food chemistry, 63(5), 1615-1621 (2015-01-21)
Norartocarpetin is a flavone widely distributed in Moraceae plants with strong tyrosinase inhibitory activity. However, its poor solubility in aqueous systems and in food grade solvents (oils) limits its extensive applications. The aim of this study was to improve the...
Jiangbo Hu et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 88(2), 556-564 (2014-06-26)
The purpose of this study was to develop and evaluate the supermolecular evodiamine (EVO) loaded water-in-oil nanoemulsions containing brucea javanica oil (NESEB) with enhanced physicochemical and biological characteristics. NESEB was fabricated by applying supermolecular phytosome nanotechnology and nanoemulsification technology together...
H H Orak et al.
Food science and technology international = Ciencia y tecnologia de los alimentos internacional, 18(4), 391-402 (2012-04-24)
Antioxidant activity, colour and some nutritional properties of hot air and freeze-dried strawberry tree (Arbutus unedo L.) fruits were investigated. Additionally, the effects of two pre-treatments, namely ethyl oleate and water blanching, were compared in terms of drying characteristics. For...
Jia Ye et al.
Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 32(10), 1553-1555 (2010-02-02)
To investigate the massive hydrophobic constituents of Arnebia euchroma, and compare the similarities and differences of AE and AEZ from different sources. The hydrophobic constituents, AE01-1 and AEZ01-1, were obtained by the chromatograph of silica gel with elution of chloroform...
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