Rough sets in the analysis of the structure-activity relationships of antifungal imidazolium compounds.

abstract：:The standard free energy change (delta G0) for equilibrium dissolution in binary solvent mixtures is written as a sum of effects arising from solvent-solvent interactions (the general medium effect), solvent-solute interactions (the solvation effect), and solute-solute interactions (the intersolute effect). The genera...

journal_title：Journal of pharmaceutical sciences

authors： Khossravi D,Connors KA

更新日期：1992-04-01 00:00:00

abstract：:Local variations in compaction behaviour were investigated, for specimens of different shapes and thickness, comparing predictions from finite element (FE) modelling and results from a recently developed method using small-angle X-ray scattering (SAXS). Good agreement was generally obtained between these methods, in t...

journal_title：Journal of pharmaceutical sciences

authors： Laity PR,Han L,Elliott J,Cameron RE

更新日期：2010-10-01 00:00:00

abstract：:To reduce the risk of immunogenicity that may be caused by therapeutic protein products, it is important to properly characterize subvisible particles and to develop strategies to reduce the levels of particles delivered to patients. In the present study, by using state-of-the-art methods to quantify particle levels, ...

journal_title：Journal of pharmaceutical sciences

authors： Ueda T,Nakamura K,Abe Y,Carpenter JF

更新日期：2019-01-01 00:00:00

abstract：:This study was aimed to investigate chemical preactivated thiomers for their potential use in mucosal drug delivery. Thiomers--thiolated polymers--are mucoadhesive polymers with sulfhydryl group-bearing side chains. Thiomers are synthesized by covalent attachment of low molecular mass compounds bearing sulfhydryl grou...

journal_title：Journal of pharmaceutical sciences

authors： Laffleur F,Röggla J,Idrees MA,Griessinger J

更新日期：2014-08-01 00:00:00

abstract：:In vivo studies were conducted in rats to determine the role of hyperglycemia and hypoinsulinemia in the previously reported reduction in the hepatic accumulation and increase in the serum concentrations of 70-kDa fluorescein-dextran (FD-70) in diabetic (D) rats. The serum, urine, and hepatic concentrations of FD-70 w...

journal_title：Journal of pharmaceutical sciences

authors： Mehvar R,Reynolds J

更新日期：1994-07-01 00:00:00

abstract：:The delivery of active agents to the skin by liposome carriers is an interdisciplinary topic of great interest today. Data accumulated over the last decade strongly point to important advantages of these drug delivery systems. A symposium devoted to classic and new approaches in the use of liposomal systems was organi...

journal_title：Journal of pharmaceutical sciences

authors： Touitou E,Junginger HE,Weiner ND,Nagai T,Mezei M

更新日期：1994-09-01 00:00:00

abstract：:The reaction of chlorthalidone with methanol to give the corresponding methyl ether was investigated. The kinetics are pseudo-first-order in chlorthalidone, but the observed pseudo-first-order rate constants show an unexpected dependence on the initial chlorthalidone concentration, attributable to the presence of trac...

journal_title：Journal of pharmaceutical sciences

authors： Pandit NK,Hinderliter JS

更新日期：1985-08-01 00:00:00

abstract：:Locally recurrent prostate cancer can lead to significant morbidity, metastasis, and even death. The objective of this study was to evaluate the efficacy of an injectable polymeric paste formulation containing paclitaxel against orthotopic prostate tumor in rats. The Dunning R-3327 rat prostate adenocarcinoma is exper...

journal_title：Journal of pharmaceutical sciences

authors： Shikanov S,Shikanov A,Gofrit O,Nyska A,Corn B,Domb AJ

更新日期：2009-03-01 00:00:00

abstract：:Previous studies have shown that protein storage stability in freeze-dried l-arginine-based systems improved in the presence of chloride ions. However, chloride ions reduced the glass transition temperature of the freeze concentrate (Tg') and made freeze drying more challenging. In this study, l-arginine was freeze dr...

journal_title：Journal of pharmaceutical sciences

authors： Stärtzel P,Gieseler H,Gieseler M,Abdul-Fattah AM,Adler M,Mahler HC,Goldbach P

更新日期：2016-10-01 00:00:00

abstract：:Evaluation of a multiplexed capillary electrophoresis (CE) method for pK(a) measurements of organic compounds, including low solubility compounds, is presented. The method is validated on a set of 105 diverse compounds, mostly drugs, and results are compared to literature values obtained from multiple references. Two ...

journal_title：Journal of pharmaceutical sciences

authors： Shalaeva M,Kenseth J,Lombardo F,Bastin A

更新日期：2008-07-01 00:00:00

abstract：:A highly sensitive and specific electron-capture GLC assay capable of detecting picogram quantities of metoclopramide, a procaine derivative, in biological fluids was developed. This assay consisted of extracting metoclopramide from an alkalinized aqueous layer into benzene. A portion of the organic phase was derivati...

journal_title：Journal of pharmaceutical sciences

authors： Tam YK,Axelson JE

更新日期：1978-08-01 00:00:00

abstract：:The nanosizing of poorly soluble drugs as a formulation strategy can eventually enhance their dissolution rate and bioavailability. Standard comminution techniques such as high-pressure homogenization (HPH) or wet bead milling have limitations in reaching the desired mean particle size. Combinative methods have been d...

journal_title：Journal of pharmaceutical sciences

authors： Salazar J,Müller RH,Möschwitzer JP

更新日期：2013-05-01 00:00:00

abstract：:The purpose of this study was to investigate corneal mucoadhesion, pharmacokinetics in lacrimal fluid and aqueous humor, the immune suppression induced by corneal transplantation of mycophenolate mofetil (MMF) nanosuspensions (NS), and the use of a chitosan-modified MMF nanosuspension (C-NS) as an ophthalmic delivery ...

journal_title：Journal of pharmaceutical sciences

authors： Wu XG,Xin M,Yang LN,Shi WY

更新日期：2011-04-01 00:00:00

abstract：:Stable protein nanostructured particles, produced by spray freezing into liquid (SFL) nitrogen, were encapsulated uniformly into microspheres to reduce the burst release over the first 24 h. The denaturation and aggregation of these bovine serum albumin (BSA) high-surface area particles were minimal due to ultra-rapid...

journal_title：Journal of pharmaceutical sciences

authors： Leach WT,Simpson DT,Val TN,Anuta EC,Yu Z,Williams RO 3rd,Johnston KP

更新日期：2005-01-01 00:00:00

abstract：:A sensitive and very rapid assay for acetaminophen was developed based on the combination of high-performance chromatographic columns with a thin-layer electrochemical detector. Application to liquid and solid dosage forms and body fluids has been demonstrated. Great advantage derives from the detector selectivity, wh...

journal_title：Journal of pharmaceutical sciences

authors： Riggin RM,Schmidt AL,Kissinger PT

更新日期：1975-04-01 00:00:00

abstract：:While the number of clinical trials has continued to grow by about 20% in the past six months, no corresponding growth in product approval by the food and drug administration is seen or anticipated in the near future. Late-stage clinical failures due to lack of efficacy or toxicity continues to be a challenge. The opt...

journal_title：Journal of pharmaceutical sciences

authors： Ho RJ,Chien JY

更新日期：2009-06-01 00:00:00

abstract：:The placental and nonplacental clearances of metoclopramide were studied in nine chronically instrumented, near-term pregnant sheep using a two-compartment open model. Metoclopramide was administered to the ewe and fetus on separate occasions as an initial iv bolus loading dose followed by a constant-rate infusion, wi...

journal_title：Journal of pharmaceutical sciences

authors： Riggs KW,Rurak DW,Taylor SM,McErlane BA,McMorland GH,Axelson JE

更新日期：1990-12-01 00:00:00

abstract：:Circular dichroism (CD) spectroscopy is routinely used in the biopharmaceutical industry to study the effects of manufacturing, formulation, and storage conditions on protein conformation and stability, and these results are often included in regulatory filings. In this context, the purpose of CD spectroscopy is often...

journal_title：Journal of pharmaceutical sciences

authors： Li CH,Nguyen X,Narhi L,Chemmalil L,Towers E,Muzammil S,Gabrielson J,Jiang Y

更新日期：2011-11-01 00:00:00

abstract：:Different approaches for the colorimetric determination of acetaminophen, based on its coupling with diazotized o-nitroaniline, are described. Copper(II) chelation with the coupled compound makes the method highly selective. Sensitivity is increased when the acetaminophen assay is carried out indirectly through the de...

journal_title：Journal of pharmaceutical sciences

authors： Belal S,Elsayed MA,El-Waliely A,Abdine H

更新日期：1979-06-01 00:00:00

abstract：:The physical state of a dosage form, crystalline versus amorphous, is critical in determining its solid-state physical and chemical properties. This minireview describes the physics associated with the preparation and storage of amorphous solids including a review of the common theories of the glass transition and rel...

journal_title：Journal of pharmaceutical sciences

authors： Hilden LR,Morris KR

更新日期：2004-01-01 00:00:00

abstract：:The tissue penetration and distribution of antibiotics is of great importance, since most of the infections occur in the tissue. At the infection site, the free, unbound fraction of the antibiotic is responsible for the antiinfective effect. These free extracellular concentrations can be measured by microdialysis. It ...

journal_title：Journal of pharmaceutical sciences

authors： Nolting A,Costa TD,Vistelle R,Rand KH,Derendorf H

更新日期：1996-04-01 00:00:00

abstract：:Several factors affecting the dissolution rate of cholesterol in monooctanoin were investigated. This solvent is used clinically for dissolution of residual cholesterol gallstones in the bile duct after cholecystectomy. The effect of added water on dissolution rate, measured using the static- or rotating-disk methods,...

journal_title：Journal of pharmaceutical sciences

authors： Bogardus JB

更新日期：1984-07-01 00:00:00

abstract：:A novel method is described for the preparation of sterile and pyrogen-free submicron liposomes of narrow size distribution. The method is based on the formation of a homogeneous dispersion of lipids in water-soluble carrier materials. To obtain the lipid-containing solid dispersion, liposome-forming lipids and water-...

journal_title：Journal of pharmaceutical sciences

authors： Li C,Deng Y

更新日期：2004-06-01 00:00:00

abstract：:In an attempt to explain the mechanism of protein stabilization conferred by detergents, we investigated the effect of Tween 80 on aggregation of bovine serum albumin (BSA) using circular dichroism (CD) and native gel electrophoresis. CD thermal scans showed that BSA denatures at about 54 degrees C in 20 mM Tris, pH 7...

journal_title：Journal of pharmaceutical sciences

authors： Arakawa T,Kita Y

更新日期：2000-05-01 00:00:00

abstract：:An aqueous solution of trimedoxime bromide, atropine, and benactyzine hydrochloride was formulated to have maximum stability as an antidote in organophosphorus poisoning. The stability of the mixture in glass and plastic cartridges was determined. Glass cartridges were more desirable than plastic; there was less vapor...

journal_title：Journal of pharmaceutical sciences

authors： Zvirblis P,Ellin RI

更新日期：1982-03-01 00:00:00

abstract：:HPLC analysis confirmed a difference in the chemical composition of commercial versus NF reference standard potassium guaiacolsulfonate. After separation by fractional crystallization, the two constituents comprising the former sample were identified by 1H-NMR as potassium guaiacol-4- and -5-sulfonate, respectively. T...

journal_title：Journal of pharmaceutical sciences

authors： Tangtatsawasdi P,Krikorian SE

更新日期：1984-09-01 00:00:00

abstract：:The entropy of fusion of 84 disubstituted benzenes was essentially constant and independent of the participation of the compounds in intramolecular or intermolecular hydrogen bonding. It was also independent of the shapes, sizes, and dipole moments of the rigid molecules studied. While the entropy of fusion was indepe...

journal_title：Journal of pharmaceutical sciences

authors： Martin E,Yalkowsky SH,Wells JE

更新日期：1979-05-01 00:00:00

abstract：:A GLC-mass spectrometric assay for methylphenidate in biological fluids was developed using the ethyl ester homolog of the drug as the internal standard. The procedure has a lower level of sensitivity of 1.2 ng/ml and is based on GLC-mass spectrometic monitoring of the m/e 180 ion common to the mass spectra of the N-t...

journal_title：Journal of pharmaceutical sciences

authors： Gal J,Hodshon BJ,Pintauro C,Flamm BL,Cho AK

更新日期：1977-06-01 00:00:00

abstract：:Gepirone hydrochloride, an investigational anxiolytic drug, was found to have at least three polymorphic forms which melted at 180 degrees C (I), 212 degrees C (II), and 200 degrees C (III). Thermal analytical studies showed that forms I and II were an enantiotropic pair, as were forms I and III. Form III was monotrop...

journal_title：Journal of pharmaceutical sciences

authors： Behme RJ,Brooke D,Farney RF,Kensler TT

更新日期：1985-10-01 00:00:00

abstract：:We have used rheological and thermal methods to study the colloidal characteristics of a widely used technical latex. The dispersions of poly(methacrylic acid-ethyl acrylate) (Eudragit L100-55) were found to be stabilized by a combination of electrostatic and steric mechanisms termed as electrosteric stabilization. Th...

journal_title：Journal of pharmaceutical sciences

authors： Paulsson M,Singh SK

更新日期：1999-04-01 00:00:00