Physicochemical and structural characterization of quercetin-beta-cyclodextrin complexes.

abstract：:Tritium-labeled progesterone was administered to mature female rats in the proestrous stage by three different routes, gastric intubation, subcutaneous injection, and uterine intraluminal instillation, to study the kinetics involved in the uptake and retention of radioactivity by the uterus and various other tissues. ...

journal_title：Journal of pharmaceutical sciences

authors： Fang SM,Lin CS,Lyon V

更新日期：1977-12-01 00:00:00

abstract：:Inducing immune responses protecting from HIV infection or at least controlling replication poses a huge challenge to modern vaccinology. An increasingly discussed strategy to elicit a potent and broad neutralizing antibody response is the immobilization of HIV's trimeric envelope (Env) surface receptor on a nanoparti...

journal_title：Journal of pharmaceutical sciences

authors： Thalhauser S,Peterhoff D,Wagner R,Breunig M

更新日期：2020-01-01 00:00:00

abstract：:An interlaboratory comparison of two extraction methods and one thermal desorption test method for the quantification of ethylene oxide (EO) by gas chromatography in two common medical device materials, high density polyethylene (HDPE) and plasticized polyvinyl chloride (PVC), was conducted by 15 laboratories. The thr...

journal_title：Journal of pharmaceutical sciences

authors： Lao NT,Lu HT,Rego A,Kosakowski RH,Burgess DJ,Hume RD

更新日期：1995-05-01 00:00:00

abstract：:The polymorphism of rac-5,6-diisobutyryloxy-2-methylamino-1,2,3,4-tetrahydro-naphthalene hydrochloride (CHF 1035) was investigated. Three different crystal forms (Form I, Form II, and Form III) were obtained by recrystallization procedures from common organic solvents. The polymorphs were characterized by Raman and ca...

journal_title：Journal of pharmaceutical sciences

authors： Giordano F,Rossi A,Moyano JR,Gazzaniga A,Massarotti V,Bini M,Capsoni D,Peveri T,Redenti E,Carima L,Dagli Alberi M,Zanol M

更新日期：2001-08-01 00:00:00

abstract：:Gas pycnometry is applied to determine the density of solid materials. The analysis of lyophilisates is particularly challenging because of their porous structure. In this study, the density of raw materials and freeze-dried products was determined using different pycnometric methodologies and gases [helium (He), nitr...

journal_title：Journal of pharmaceutical sciences

authors： Stange U,Scherf-Clavel M,Gieseler H

更新日期：2013-11-01 00:00:00

abstract：:The mechanism of how poly(vinyl alcohol-co-acrylic acid-co-methyl methacrylate) (PVA copolymer) stabilizes an amorphous drug was investigated. Solid dispersions of PVA copolymer, poly(vinyl pyrrolidone) (PVP), and poly(vinyl pyrrolidone-co-vinyl acetate) (PVPVA) with indomethacin (IMC) were prepared. The glass transit...

journal_title：Journal of pharmaceutical sciences

authors： Ueda H,Aikawa S,Kashima Y,Kikuchi J,Ida Y,Tanino T,Kadota K,Tozuka Y

更新日期：2014-09-01 00:00:00

abstract：:Small particles of two steroids, cholesteryl acetate and beta-sitosterol, were prepared by the following technique. The steroid was dissolved in an organic solvent, which was emulsified in water in the presence of surfactant, thus giving a water-continuous emulsion. As the organic solvent was evaporated, the steroid p...

journal_title：Journal of pharmaceutical sciences

authors： Sjöström B,Bergenståhl B,Kronberg B

更新日期：1993-06-01 00:00:00

abstract：:Previously, we reported that repeated oral treatment with etoposide (ETP) increased ileal membrane localization of P-glycoprotein (P-gp) and that this was possibly mediated by increased expression of the ezrin/radixin/moesin (ERM)/phosphorylated ERM (p-ERM) via activation of RhoA/ROCK. These changes caused decreases i...

journal_title：Journal of pharmaceutical sciences

authors： Kobori T,Harada S,Nakamoto K,Tokuyama S

更新日期：2013-05-01 00:00:00

abstract：:This work reports the measurement of the partition rate of a model drug, ibuprofen (IBU), from aqueous solutions into octanol in the absence and presence of common pharmaceutical excipients including glucose, lactose, maltoheptaose, hydroxypropyl methylcellulose, polyvinylpyrrolidone, polyvinylpyrrolidone-vinyl acetat...

journal_title：Journal of pharmaceutical sciences

authors： Xu H,Wang W,Shi Y,Gao P

更新日期：2019-01-01 00:00:00

abstract：:A solution of selegiline hydrochloride reference standard, which contained no detectable impurities at the time of its preparation, was found by HPLC to contain a trace of a compound at the locus of methamphetamine when analyzed after 1 year. Heating selegiline solutions at pH 7 and 105 degrees C produced methamphetam...

journal_title：Journal of pharmaceutical sciences

authors： Chafetz L,Desai MP,Sukonik L

更新日期：1994-09-01 00:00:00

abstract：:In this study, the effects of structurally related organic impurities on the molecular dynamics of amorphous sulfamethazine were evaluated using thermal analysis. Sulfanilamide (SNA), sulfamerazine (SMR), and sulfadimethoxine were used as virtual impurities of sulfamethazine. The amorphous state was prepared in situ i...

journal_title：Journal of pharmaceutical sciences

authors： Hamada Y,Ono M,Ohara M,Yonemochi E

更新日期：2017-04-01 00:00:00

abstract：:The physicochemical properties of A-75998, a synthetic antagonist of luteinizing hormone releasing hormone with potential for treatment of hormone-sensitive cancers and endometriosis, are described. An accelerated solution stability study indicated that the compound is relatively stable and showed a U-shaped pH-rate p...

journal_title：Journal of pharmaceutical sciences

authors： Cannon JB,Krill SL,Porter WR

更新日期：1995-08-01 00:00:00

abstract：:To reduce the inherent variability in serum uric acid levels of animals allowed ad libitum exposure to food containing potassium oxonate and uric acid, male Sprague-Dawley rats were trained to eat their daily food allotment in a 1.25-hr period each morning. After training the rats were fed a food mixture containing 5%...

journal_title：Journal of pharmaceutical sciences

authors： Newburger J,Hsu TF,Combs AB

更新日期：1979-05-01 00:00:00

abstract：:A wide variety of computational models covering statistical, mechanistic, and machine learning (locked and adaptive) methods are explored for use in biopharmaceutical manufacturing. Limited discussion exists on how to establish the credibility of a computational model for application in biopharmaceutical manufacturing...

journal_title：Journal of pharmaceutical sciences

authors： Bideault G,Scaccia A,Zahel T,Forero RL,Daluwatte C

更新日期：2021-01-22 00:00:00

abstract：:Gelrite, a heteropolysaccharide that forms a gel in the presence of cations, was tested in humans for its efficacy as an ophthalmic vehicle by a nonivasive fluorometric technique. Fluorescein was used as the tracer, and its concentration in the anterior chamber was used as the principal measure of bioavailability. The...

journal_title：Journal of pharmaceutical sciences

authors： Maurice DM,Srinivas SP

更新日期：1992-07-01 00:00:00

abstract：:The in vitro release of physostigmine salicylate (PS) from a submicron emulsion and an aqueous solution was studied using the dialysis bag method. These formulations were then perfused to various locations along the rat small intestine (proximal, mid, and distal jejunum), and two lengths (10 and 55 cm). The disappeara...

journal_title：Journal of pharmaceutical sciences

authors： Rubinstein A,Pathak YV,Kleinstern J,Reches A,Benita S

更新日期：1991-07-01 00:00:00

abstract：:A high-speed liquid chromatographic system is described, which can be used for the simultaneous identification of the anabolic steroid methandrostenolone and its impurities and the quantitation of each of these compounds. Separation is effected by adsorption chromatography on a slurry-packed microparticulate silica ge...

journal_title：Journal of pharmaceutical sciences

authors： Butterfield AG,Lodge BA,Pound NJ,Sears RW

更新日期：1975-03-01 00:00:00

abstract：:The crystallization tendency of 2 crystalline polymorphs of indomethacin (Iα, Iγ) in the undercooled melt has been investigated using molecular dynamics simulations. The main thermodynamical and dynamical physical parameters involved in the nucleation and growth processes have been determined. A careful attention has ...

journal_title：Journal of pharmaceutical sciences

authors： Gerges J,Affouard F

更新日期：2020-02-01 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：:Aerosolized medicine is one of the fastest growing areas in the pharmaceutical industry. Dry powder aerosols of pharmaceutical compounds are particularly attractive for the prevention and treatment of respiratory diseases but are also emerging as a treatment option for systemic diseases. Engineering particles in dry p...

journal_title：Journal of pharmaceutical sciences

authors： El-Gendy N,Selvam P,Soni P,Berkland C

更新日期：2012-09-01 00:00:00

abstract：:The phase diagram for the binary system nafcillin sodium-water, was determined using differential scanning calorimetry (DSC) and polarized light microscopy. In the temperature range of -20-30 degrees, three crystalline forms and an amphiphilic liquid crystalline phase were detected. The stable crystalline form of nafc...

journal_title：Journal of pharmaceutical sciences

authors： Bogardus JB

更新日期：1982-01-01 00:00:00

abstract：:The complete pH-rate profile of the hydrolysis reaction of aspirin, requiring many experiments in the past, was obtained by a single variable-parameter kinetic experiment carried out by varying the hydrogen ion concentration. The experiment was carried out spectrophotometrically, reading automatically absorbance, pH, ...

journal_title：Journal of pharmaceutical sciences

authors： Alibrandi G,Coppolino S,Micali N,Villari A

更新日期：2001-03-01 00:00:00

abstract：:In iontophoresis, an electric field across the skin induces electromigration of exogenously applied and endogenously present ions. The approach can be used to improve dramatically drug delivery by elimination of competing co-ions in the externally applied formulation, as this maximizes the fraction of current carried ...

journal_title：Journal of pharmaceutical sciences

authors： Mudry B,Guy RH,Delgado-Charro MB

更新日期：2006-03-01 00:00:00

abstract：:Pharmacokinetic profiles of pentylenetetrazol in the dog were studied following rapid intravenous and oral administrations of a convulsant dose (15-20 mg/kg). Plasma level-time curves after a rapid intravenous injection showed biexponential decline, indicating that the disposition of this drug in the dog follows a two...

journal_title：Journal of pharmaceutical sciences

authors： Jun HW

更新日期：1976-07-01 00:00:00

abstract：:The long serum half-lives of mAbs are conferred by pH-dependent binding of IgG-Fc to the neonatal Fc receptor (FcRn). The Fc region of human IgG1 has three conserved methionine residues, Met252, Met358, and Met428. Recent studies showed oxidation of these Met residues impairs FcRn binding and consequently affects phar...

journal_title：Journal of pharmaceutical sciences

authors： Gao X,Ji JA,Veeravalli K,Wang YJ,Zhang T,Mcgreevy W,Zheng K,Kelley RF,Laird MW,Liu J,Cromwell M

更新日期：2015-02-01 00:00:00

abstract：:To prepare (+)-tubocurine and O,O-dimethyl-(+)-tubocurine, the commonly used dequaternization procedures with sodium theophenoxide and ethanolamine were investigated. The quaternary compounds were (+)-tubocurarine chloride and the chloride and iodide salts of O,O-dimethyl-(+)-chondocurarine. The results obtained with ...

journal_title：Journal of pharmaceutical sciences

authors： Naghaway JA,Soine TO

更新日期：1978-09-01 00:00:00

abstract：:Biopolymer-based hydrogels such as mucus and the basal lamina play a key role in biology, where they control the exchange of material between different compartments. They also pose a barrier that needs to be overcome for successful drug delivery. Characterizing the permeability properties of such hydrogels is mandator...

journal_title：Journal of pharmaceutical sciences

authors： Vladescu I,Lieleg O,Jang S,Ribbeck K

更新日期：2012-01-01 00:00:00

abstract：:The intrinsic factor-mediated binding of cyanocobalamin to cholestyramine was studied in vitro under varying conditions of pH, added electrolyte, and bile salt. The intrinsic factor-cyanocobalamin complex was adsorbed strongly by the resin at pH 3 in the presence of neutral salt and low concentrations of glycocholic a...

journal_title：Journal of pharmaceutical sciences

authors： Andersen KJ,Schjønsby H

更新日期：1978-11-01 00:00:00

abstract：:Benzydamine hydrochloride (Tantum, 1) is a photoallergic and phototoxic anti-inflammatory and analgesic agent. This drug is photolabile under aerobic and anaerobic conditions. Irradiation of a methanol solution of benzydamine under oxygen or argon at 300 nm affords 5-hydroxybenzydamine (2) and 2-beta-dimethylaminoprop...

journal_title：Journal of pharmaceutical sciences

authors： Vargas F,Rivas C,Machado R,Sarabia Z

更新日期：1993-04-01 00:00:00

abstract：:Ethyl, n-dodecyl, and n-hexadecyl esters of urocanic acid (4-imidazoleacrylic acid) were prepared from 4-imidazolecarboxaldehyde in satisfactory yields via the Wittig reaction. ...

journal_title：Journal of pharmaceutical sciences

authors： Honda K,Nishijima Y

更新日期：1981-01-01 00:00:00