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Showing 1-30 of 38 results for "74723" within Papers
Huan-Kai Yao et al.
Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 33(7), 1093-1095 (2010-12-09)
To study the chemical constituents of Wikstroemia indica. The constituents were isolated and purified by silica gel chromatography repeatedly, and the structures were determined by spectral data and chemical envidance. Six compounds were isolated from its petroleum ether, dichloromethane, acetone
Sylvie Roke et al.
Proceedings of the National Academy of Sciences of the United States of America, 103(36), 13310-13314 (2006-08-30)
We investigate the phase behavior of surface-functionalized silica colloids at both the molecular and macroscopic levels. This investigation allows us to relate collective properties such as aggregation, gelation, and aging directly to molecular interfacial behavior. By using surface-specific vibrational spectroscopy
Yi Jin et al.
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan, 122(11), 989-994 (2002-11-21)
Fast-disintegrating (FD) tablets containing nicorandil-loaded dry emulsions were prepared and their controlled-release properties were examined and compared with the plain FD tablets (FD tablets without dry emulsions) and commercial tablets. The dry emulsions were prepared with myristyl alcohol and stearyl
X Dong et al.
Drug development and industrial pharmacy, 32(8), 973-980 (2006-09-07)
Fatty alcohols are commonly used in lipid-based drug delivery systems including parenteral emulsions and solid lipid nanoparticles (NPs). The purpose of these studies was to determine whether horse liver alcohol dehydrogenase (HLADH), a NAD-dependent enzyme, could metabolize the fatty alcohols
Xiaole Qi et al.
The Journal of pharmacy and pharmacology, 67(4), 493-500 (2014-12-17)
The aim of this study was to prepare a disintegrating gastric floating tablet composed of floating pellets coated with acrylic resin to prolong the gastric residence time and increase the oral bioavailability of famotidine. The gastric floating pellets containing famotidine
A Antonelli et al.
Nanotechnology, 21(42), 425101-425101 (2010-09-23)
Single-walled carbon nanotubes (SWNTs) due to their unique structural and physicochemical properties, have been proposed as delivery systems for a variety of diagnostic and therapeutic agents. However, SWNTs have proven difficult to solubilize in aqueous solution, limiting their use in
Laura Carreto et al.
Biophysical journal, 82(1 Pt 1), 530-540 (2001-12-26)
As a model for the epicuticular wax layer of plant cuticular membranes, we have studied the phase behavior of 1-tetradecanol and 1-octadecanol and their binary mixtures between 5 and 70 degrees C, using differential scanning calorimetry and Fourier transform infrared
Kay Marquardt et al.
International journal of pharmaceutics, 479(1), 150-158 (2014-12-30)
RNA-cleaving DNAzymes are a potential novel class of nucleic acid-based active pharmaceutical ingredients (API). However, developing an appropriate drug delivery system (DDS) that achieves high bioavailability is challenging. Especially in a dermal application, DNAzymes have to overcome physiological barriers composed
W B Rizzo et al.
Journal of lipid research, 41(7), 1077-1081 (2000-07-07)
Sjögren-Larsson syndrome (SLS) is an inherited disorder associated with deficient oxidation of long-chain aliphatic alcohols. Previous studies have reported modest elevations in total (free + esterified) fatty alcohols in SLS, but free fatty alcohols have not been selectively measured, in
Dechuang Yuan et al.
Journal of biomaterials science. Polymer edition, 21(4), 493-505 (2010-03-18)
The purpose of this work was to develop a novel polyurethane hydrogel system for sustained drug release, which could be used as a vaginal drug-delivery vehicle. The blank polyurethane hydrogels were synthesized by a polyol oligomeric, a diisocyanate and a
Variations in pH sensitivity, acid stability, and fusogenicity of three influenza virus H3 subtypes.
Deirdre A Costello et al.
Journal of virology, 89(1), 350-360 (2014-10-17)
Influenza A virus strains adapt to achieve successful entry into host species. Entry is mediated by the viral membrane protein hemagglutinin (HA), which triggers membrane fusion and genome release under acidic conditions in the endosome. In addition to changes in
Pornsak Sriamornsak et al.
AAPS PharmSciTech, 9(2), 571-576 (2008-05-07)
The purpose of this study was to prepare wax-incorporated pectin-based emulsion gel beads using a modified emulsion-gelation method. The waxes in pectin-olive oil mixtures containing a model drug, metronidazole, were hot-melted, homogenized and then extruded into calcium chloride solution. The
Genki Akanuma et al.
FEMS microbiology letters, 339(1), 48-56 (2012-11-24)
Extracellular lipase activity from Ralstonia sp. NT80 is induced significantly by fatty alcohols such as stearyl alcohol. We found that when lipase expression was induced by stearyl alcohol, a 14-kDa protein (designated EliA) was produced concomitantly and abundantly in the
M D Koone et al.
Archives of dermatology, 126(11), 1485-1490 (1990-11-01)
A number of inherited disorders of cornification have been related to abnormal lipid metabolism. In the recessively inherited Sjögren-Larsson syndrome, defined by the triad of ichthyosis, mental retardation, and spasticity, fatty alcohol:NAD+ oxidoreductase deficiency has recently been reported. These patients
E Karasulu et al.
European journal of drug metabolism and pharmacokinetics, 31(4), 291-298 (2007-02-24)
The primary and secondary objectives of this study were to develop and evaluate the predictability of in vitro-in vivo correlation models for theophylline sustained release (SR) granules. Theophylline SR granules meeting the USP Drug Release Test criteria were prepared using
Leila Hejazi et al.
Rapid communications in mass spectrometry : RCM, 29(1), 91-99 (2014-12-03)
Mass spectrometric identification of compounds in chromatography can be obtained from molecular masses from soft ionization mass spectrometry techniques such as field ionization (FI) and fragmentation patterns from hard ionization techniques such as electron ionization (EI). Simultaneous detection by EI
Supriya Agnihotri et al.
Natural product research, 26(23), 2266-2269 (2012-01-21)
Hydrodistilled oil obtained from the stem bark of Myrica esculenta Buch. Ham. ex D. Don (yield 0.3%) was analysed by capillary GC and GC-MS. The volatile oil consisted mainly of n-hexadecanol (25.2%), eudesmol acetate (21.9%), palmitic acid (11.6%), cis-β-caryophyllene (8.7%)
Han-shen Zhen et al.
Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 31(8), 1154-1156 (2008-12-31)
To study on the chemical constituents from the stem of Gymnema sylvestre. The constituents were extracted by percolation with ethanol. Then the extract was separated by systemic solvent separation methods. The part of n-butanol extract was isolated and purified by
Jörg Bauer et al.
Journal of the American Chemical Society, 127(20), 7296-7297 (2005-05-19)
Hydrophobically assisted switching phase (HASP) synthesis is a concept that allows the choice between the advantages of solid-supported chemistry and those of solution-phase synthesis. Starting from the examination of adsorption and desorption properties of hydrophobic molecules to and from reversed-phase
Jeff L Shepherd et al.
Langmuir : the ACS journal of surfaces and colloids, 22(10), 4869-4876 (2006-05-03)
A single-crystal Au(111) electrode modified with an adsorbed layer of 1-octadecanol (C18OH) or oleyl alcohol (OLA) in pure or mixed composition was characterized using electrochemical and in situ fluorescence microscopy. Cyclic voltammetry and differential capacitance measurements revealed a repeatable, potential-induced
V P Pandey et al.
Bollettino chimico farmaceutico, 141(5), 361-366 (2002-12-17)
The present study was carried out to formulate matrix tablets of phenformin hydrochloride. Granules of phenformin HCl were prepared by using ethyl cellulose, eudragit RS 100, gum acacia, carnauba wax, stearyl alcohol, glyceryl monostearate and triethanol amine. Thus the granules
W B Rizzo et al.
Biochemical medicine and metabolic biology, 50(1), 93-102 (1993-08-01)
Patients with the autosomal recessive form of rhizomelic chondrodysplasia punctata (AR-RCDP) and other generalized peroxisomal disorders are deficient in the incorporation of fatty alcohol into plasmalogen lipids. To determine whether these patients accumulated fatty alcohol, we measured their plasma fatty
Miguel Maia et al.
Food chemistry, 136(2), 961-968 (2012-11-06)
Chemical characterization and authentication of beeswax of Apis mellifera was performed by high temperature capillary gas chromatography coupled to electron impact mass spectrometry or to flame ionisation detection and chemometric analysis. Many major components (>50) of beeswax, odd and even
Akhtar Siddiqui et al.
International journal of pharmaceutics, 431(1-2), 222-229 (2012-05-09)
The objective of this study was to increase the potency of doxorubicin against adriamycin-resistant NCI/ADR-RES cells by concurrent treatment with doxorubicin and MBO-asGCS loaded solid-lipid nanoparticles (SLN). Loading doxorubicin as ion-pair complex with deoxytaurocholate into cationic and neutral SLN was
Allergic contact dermatitis from stearyl alcohol in Efudix cream.
P D Yesudian et al.
Contact dermatitis, 45(5), 313-314 (2001-11-28)
D Zhang et al.
Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 21(4), 186-187 (2003-02-06)
Seven compounds were isolated from Quercus mongolica Fisch., six (1-VI) of them were identified as fridelin (I), beta-amyrin (II), 1-octadecanol (III), beta-sitosterol (IV), daucosterol (V) and gallic acid (VI) by means of chemical, physical and spectrosopic evidiences.
T L Kelson et al.
Journal of inherited metabolic disease, 15(1), 105-111 (1992-01-01)
Sjögren-Larsson syndrome (SLS) is an autosomal recessive disorder associated with reduced activity of the fatty alcohol: NAD+ oxidoreductase complex (FAO). Recent studies indicate that SLS patients are specifically deficient in the fatty aldehyde dehydrogenase (FALDH) component of FAO. To investigate
E Sepulveda et al.
Pharmaceutical development and technology, 8(3), 263-275 (2003-08-07)
The main objective of this study was to optimize the stability of cetyl alcohol/stearyl alcohol emulsions in terms of percentage of internal phase volume, emulsifier type and concentration, and amount of external phase (water). Creams (o/w emulsions) were prepared by
Ananya Debnath et al.
The journal of physical chemistry. B, 113(31), 10660-10668 (2009-07-15)
We report molecular dynamics simulations of bilayers using a united atom model with explicit solvent molecules. The bilayer consists of the single tail cationic surfactant behenyl trimethyl ammonium chloride (BTMAC) with stearyl alcohol (SA) as the cosurfactant. We study the
Jin-Ki Kim et al.
ACS nano, 5(1), 209-216 (2010-12-17)
Nanocarrier systems are frequently characterized by their size distribution, while drug encapsulation in nanocarriers is generally characterized in terms of an entire population, assuming that drug distribution is uniform. Careful characterization of nanocarriers and assessment of their behavior in biological
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