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Showing 1-30 of 42 results for "PHR1133" within Papers
Benjawan Boonkaew et al.
Burns : journal of the International Society for Burn Injuries, 40(8), 1562-1569 (2014-04-29)
A novel burn wound hydrogel dressing has been previously developed which is composed of 2-acrylamido-2-methylpropane sulfonic acid sodium salt with silver nanoparticles (silver AMPS). This study compared the cytotoxicity of this dressing to the commercially available silver products; Acticoat™, PolyMem
Neha Mittal et al.
Molecular and cellular biochemistry, 354(1-2), 113-122 (2011-04-05)
Surfactant plays an important role in lung homeostasis and is also involved in maintaining innate immunity within the lung. Lipopolysaccharide (LPS) is known to elicit acute proinflammatory responses in lung diseases such as acute respiratory distress syndrome and is responsible
Marcos Luciano Bruschi et al.
Drug development and industrial pharmacy, 34(3), 267-278 (2008-03-26)
Precursor systems of liquid crystalline phase were prepared using the surfactant PPG-5-Ceteth-20, isopropyl myristate, and water; gelatin microparticles containing propolis were then added into these systems. Homogeneity of dispersion, the in-system microparticle morphology, and sedimentation behavior of each formulation were
Kerstin Wagner et al.
Chemistry and physics of lipids, 145(2), 119-127 (2006-12-26)
The monolayer structure of pure dipalmitoylphosphatidylcholine (DPPC) and equimolar mixtures of DPPC/n-hexadecanol (C(16)OH) and DPPC/dipalmitoylglycerol (DPG) are studied by the film balance technique and grazing incidence X-ray diffraction measurements. At 20 degrees C, the binary systems exhibit complete miscibility. In
Sabyasachi Maiti et al.
International journal of biological macromolecules, 70, 37-43 (2014-06-24)
Herein, C16 alkyl chain-grafted-xanthan copolymer was synthesized and characterized. The copolymer self-assembled into nanometer-size spherical micellar structures in water and incorporated ∼100% glibenclamide into its deeper lipophilic confines. The micellar dispersion exhibited negative zeta potential value (-27.6 mV). The copolymer
Shishu Goindi et al.
Journal of liposome research, 24(3), 249-257 (2014-03-22)
Levocetirizine, an active enantiomer of cetirizine is third generation antihistaminic agent used for treating various allergies like atopic dermatitis, chronic idiopathic urticaria and allergic rhinitis. Development of novel topical formulation of levocetirizine based on flexible vesicles (FVs) with an aim
Yoshinori Onuki et al.
Drug development and industrial pharmacy, 40(7), 937-943 (2013-05-02)
A non-destructive method for monitoring creaming of emulsion-based formulations is in great demand because it allows us to understand fully their instability mechanisms. This study was aimed at demonstrating the usefulness of magnetic resonance (MR) techniques, including MR imaging (MRI)
Katerina Dvorácková et al.
Drug development and industrial pharmacy, 35(8), 930-940 (2009-03-11)
The purpose of this experimental work was the development of hydrophilic-lipophilic matrix tablets for controlled release of slightly soluble drug represented here by diclofenac sodium (DS). Drug dissolution profile optimization provided by soluble filler was studied. Matrix tablets were based
Allergic contact dermatitis from cetyl alcohol.
Angela E Aakhus et al.
Dermatitis : contact, atopic, occupational, drug, 22(1), 56-57 (2011-02-05)
Eddy Castellanos Gil et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 69(1), 303-311 (2007-12-07)
A novel oral controlled delivery system for propranolol hydrochloride (PPL) was developed and optimized using wet granulation process. We are studying the ability of subcoating with Kollidon VA 64 as a barrier to water penetration in matrix cores combined hydrophilic
Daniel Wehrung et al.
Colloids and surfaces. B, Biointerfaces, 94, 259-265 (2012-03-06)
The main objective of the study is to investigate the efficacy of Gelucire 44/14 (gelucire) in facilitating formation of cetyl alcohol (CA)-based nanoparticle (NP) and to assess the effects on key NP properties and functions. NPs from oil-in-water nanoemulsion precursors
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
N Dashti et al.
Chemosphere, 70(3), 475-479 (2007-08-07)
Bacteria and fungi in pristine and oily desert soil samples were counted on inorganic medium aliquots containing 0.5% hexadecane, hexadecanol, hexadecanal or hexadecanoic acid, as sole sources of carbon and energy. It was found that the carbon and energy source
Huiming Jiang et al.
Current drug discovery technologies, 4(4), 295-297 (2007-11-30)
The inclusion complex between beta-CD and 1-hexadecanol is synthesized and identified via (1)H NMR spectrum. The possible conformation of the inclusion complex is figured out. Via MM2 calculations, the possibility of complexation is verified.
Maria K Ratajczak et al.
Biophysical journal, 93(6), 2038-2047 (2007-05-29)
Adding cholesterol to monolayers of certain phospholipids drives the separation of liquid-ordered from liquid-disordered domains. The ordered phases appear to contain stoichiometric complexes of cholesterol and phospholipid. Furthermore, it has been suggested that the cholesterol in these complexes has a
Claire Gendre et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 81(3), 657-665 (2012-05-09)
The dissolution method is still widely used to determine curing end-points to ensure long-term stability of film coatings. Nevertheless, the process of curing has not yet been fully investigated. For the first time, joint techniques were used to elucidate the
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%)
Yasuharu Nakagawa et al.
Journal of colloid and interface science, 376(1), 146-151 (2012-03-28)
The crude phospholipid mixture (PC70) forms a homogeneous gel with hexadecanol (HD) in water, whereas the purified lipid does not. The fact that the crude material PC70 can be utilized for homogeneous gel preparation suits the cosmetic industry very well
Yuanzhi Chen et al.
Small (Weinheim an der Bergstrasse, Germany), 11(12), 1460-1469 (2014-10-31)
The combination of metal and semiconductor components in nanoscale to form a hybrid nanocrystal provides an important approach for achieving advanced functional materials with special optical, magnetic and photocatalytic functionalities. Here, a facile solution method is reported for the synthesis
Udayanath Aich et al.
Carbohydrate research, 342(5), 704-709 (2007-01-16)
Zeolite-catalyzed glycosylation of long-chain alcohols, using the inexpensive and readily available peracetylated beta-D-gluco- and galactopyranoses as glycosyl donors under solvent free conditions, has been explored for the first time. Among the various forms (H-, Na-, Fe- and Zn) of beta
Dhanalakshmi S Anbukumar et al.
Journal of lipid research, 51(5), 1085-1092 (2009-12-19)
Neutrophils are important in the host response against invading pathogens. One chemical defense mechanism employed by neutrophils involves the production of myeloperoxidase (MPO)-derived HOCl. 2-Chlorohexadecanal (2-ClHDA) is a naturally occurring lipid product of HOCl targeting the vinyl ether bond of
Luca Lo Piccolo et al.
Applied and environmental microbiology, 77(4), 1204-1213 (2010-12-25)
Enzymes involved in oxidation of long-chain n-alkanes are still not well known, especially those in gram-positive bacteria. This work describes the alkane degradation system of the n-alkane degrader actinobacterium Gordonia sp. strain SoCg, which is able to grow on n-alkanes
Xiaoyu Wang et al.
Physical chemistry chemical physics : PCCP, 14(16), 5470-5478 (2012-03-15)
Myoglobin binding to the binary monolayers composed of sodium hexadecylimino diacetate and hexadecanol at the air-water interface by means of metal coordination has been investigated using infrared reflection absorption spectroscopy (IRRAS). In the absence of Cu(2+), no myoglobin binding to
Nermeen Adel ElKasabgy et al.
International journal of pharmaceutics, 472(1-2), 369-379 (2014-07-01)
Lipotomes were designed to enhance lacidipine's oral bioavailability by improving its solubility and enhancing the oral lymphatic uptake. Lipotomes were prepared using cetyl alcohol and Tween(®) 80 using a thin film hydration technique. Cetyl alcohol was chosen for imparting a
Mahmoud Mokhtar Ibrahim et al.
Drug development and industrial pharmacy, 40(6), 765-773 (2013-04-11)
In this study, unilamellar liposomal vesicles of diltiazem HCl (DH) were prepared using either reversed phase evaporation (REV) or proliposome methods. Soya phosphatidylcholine (SPC) was used for preparing the liposomes, and the vesicles were rigidified using cholesterol (Chol) or cetyl
Factors affecting formulation characteristics and stability of ascorbic acid in water-in-oil creams.
M A Sheraz et al.
International journal of cosmetic science, 36(5), 494-504 (2014-07-30)
The present investigation is based on the formulation of water-in-oil (w/o) cream preparations of ascorbic acid (AA) at pH 4-6 using different emollients and humectants. The preparations were stored in the dark at 30°C for a period of 3 months and
Rehab Nabil Shamma et al.
Pharmaceutical development and technology, 17(5), 583-593 (2011-07-21)
Sustained release matrix pellets of the freely water soluble drug, betahistine dihydrochloride (BH), were prepared using freeze pelletization technique. Different waxes and lipids (cetyl alcohol, beeswax, glyceryl tripalmitate (GTP) and glyceryl tristearate) were evaluated for the preparation of matrix pellets.
Sudarsan Biswal et al.
Acta pharmaceutica (Zagreb, Croatia), 59(2), 199-210 (2009-07-01)
The purpose of the study was to evaluate the suitability of laboratory scale spheronizer for the production of spherical pellets loaded with diltiazem hydrochloride by wax combination. The 1:1 combination of cetyl alcohol and hydrogenated castor oil, as low and
Laurent Perge et al.
International journal of pharmaceutics, 422(1-2), 59-67 (2011-10-27)
A hot melt dispersion method was used to prepare new sustained release ibuprofen composite microparticles of a solid lipid at ambient temperature, cetyl alcohol. The dispersion of colloidal silicon dioxide nanoparticles (hydrophilic Aerosil 200 or hydrophobic Aerosil R974) either in
Aly Ahmed Abdelbary et al.
Drug delivery, 22(1), 37-49 (2013-12-20)
Famotidine HCl has low bioavailability (40-45%) due to its narrow absorption window and low solubility in intestinal pH. Lipids were utilized in the formulation of novel gastroretentive dosage forms to increase the availability of famotidine HCl at its absorption site.
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