Biophysical Characterization and Thermal Stability of Pneumococcal Histidine Triad Protein D in the Presence of Zinc and Manganese.

abstract：:A general method for predicting the intestinal absorption of a wide range of drugs using multiple regression analysis of their physicochemical properties and the drug-membrane electrostatic interaction was developed. The absorption rates of tested drugs from rat jejunum were measured by the in situ single-pass perfusi...

journal_title：Journal of pharmaceutical sciences

authors： Sugawara M,Takekuma Y,Yamada H,Kobayashi M,Iseki K,Miyazaki K

更新日期：1998-08-01 00:00:00

abstract：:A randomized, two-way, crossover study was performed on 18 normal volunteers to assess the influence of food on the bioavailability of lisinopril, (1-[N2-[(S)-1-carboxy-3-phenylpropyl]-L-lysyl]-L-proline), a long-acting nonsulfhydryl angiotensin converting enzyme inhibitor. A single, 20-mg oral dose of lisinopril was ...

journal_title：Journal of pharmaceutical sciences

authors： Mojaverian P,Rocci ML Jr,Vlasses PH,Hoholick C,Clementi RA,Ferguson RK

更新日期：1986-04-01 00:00:00

abstract：:First-order rate constants (k) were determined for the hydrolysis of ceftazidime in the pH range of 0.5 to 8.5 at 45, 55, and 65 degrees C by a stability-indicating HPLC assay. In the absence of buffer effects, the pH-rate expression was k = kH1f1(aH+) + kH2f2(aH+) + kH3f3(aH+) + kSf3 + kOHf3(aOH-), where KH and KOH a...

journal_title：Journal of pharmaceutical sciences

authors： Zhou M,Notari RE

更新日期：1995-05-01 00:00:00

abstract：:Health authorities require that suitable stability of the drug substance be shown in relevant materials of construction. ICH Q1A(R2) explicitly states that "stability studies should be conducted on drug substance packaged in a container closure system that is the same as or simulates the packaging proposed for storage...

journal_title：Journal of pharmaceutical sciences

authors： Klair N,Kim MT,Lee A,Xiao NJ,Patel AR

更新日期：2020-10-07 00:00:00

abstract：:This work investigates the use of spray freeze-drying (SFD) to produce protein loaded particles suitable for epidermal delivery. In the first part of the study, the effects of formulation and process conditions on particle properties are examined. Aqueous solutions of trehalose produce SFD particles in the size range ...

journal_title：Journal of pharmaceutical sciences

authors： Sonner C,Maa YF,Lee G

更新日期：2002-10-01 00:00:00

abstract：:The interaction of L-tryptophan with alpha-cyclodextrin was investigated in a 0.1 M phosphate buffer at pH 7.4 with a LKB 2277 microcalorimeter, using flow mixed mode at 25 degrees C. The thermodynamic parameters for inclusion complex formation obtained are as follows; DeltaG(0) = - 7.03 kJ/mol (K = 17.0), DeltaH(0) =...

journal_title：Journal of pharmaceutical sciences

authors： Nishijo J,Tsuchitani M

更新日期：2001-02-01 00:00:00

abstract：:In vitro percutaneous permeation of betamethasone 17-valerate through excised human skin was studied. Pressure-sensitive silicone adhesive containing betamethasone 17-valerate in suspension was used as a vehicle. Steady-state flux through the split-thickness skin was similar to that through the isolated epidermis. How...

journal_title：Journal of pharmaceutical sciences

authors： Kubota K,Sznitowska M,Maibach HI

更新日期：1993-05-01 00:00:00

abstract：:A dermal penetration enhancer has been found which improves the dermal delivery of a wide variety of drugs and at the same time has a history of low toxicity for human dermal application. N,N-Diethyl-m-toluamide (I) has been shown to improve the delivery of many drugs through hairless mouse skin in an in vitro diffusi...

journal_title：Journal of pharmaceutical sciences

authors： Windheuser JJ,Haslam JL,Caldwell L,Shaffer RD

更新日期：1982-11-01 00:00:00

abstract：:This in vitro study evaluated the extent of the absorption and metabolism of propranolol in human skin from four sources. Between 10.4 +/- 3.1 and 36.6 +/- 2.6% of the applied dose was absorbed; however, only a small portion (between 4.1 +/- 0.9 and 16.1 +/- 1.3%) of the dose permeated through the skin. Naphthoxyaceti...

journal_title：Journal of pharmaceutical sciences

authors： Ademola JI,Chow CA,Wester RC,Maibach HI

更新日期：1993-08-01 00:00:00

abstract：:The melting behavior of paracetamol and polyethylene glycol (PEG) 4000, both individually and as binary systems, has been studied using differential scanning calorimetry. The appearance of the PEG peaks was shown to be highly dependent on scanning rate, with evidence for the existence of once-folded and extended chain...

journal_title：Journal of pharmaceutical sciences

authors： Lloyd GR,Craig DQ,Smith A

更新日期：1997-09-01 00:00:00

abstract：:In this study, the adsorption of an IgG1 antibody to siliconized vials was investigated with focus on the formulation parameters pH, ionic strength, and nonionic surfactants. Electrophoretic mobility measurements were performed to investigate the charge characteristics of protein and siliconized glass particles at dif...

journal_title：Journal of pharmaceutical sciences

authors： Höger K,Mathes J,Frieß W

更新日期：2015-01-01 00:00:00

abstract：:The solubility of a drug is ultimately governed by its chemical potential as it is present in the undissolved solute. For a pharmaceutical amorphous solid dispersion (ASD), its solubility depends on the state and composition of the undissolved solute when the ASD is equilibrated with water. Concerning the undissolved ...

journal_title：Journal of pharmaceutical sciences

authors： Huang S,Mao C,Williams RO 3rd,Yang CY

更新日期：2016-12-01 00:00:00

abstract：:During the drying process of a wet granulate, water-soluble compounds can migrate to the outer layers of the granule with the evaporating solvent. This migration can affect structural and mechanical characteristics of the granules as the solute accumulates on the granule's outer crust. The objective of this study was ...

journal_title：Journal of pharmaceutical sciences

authors： Poutiainen S,Honkanen M,Becker J,Nachtweide D,Järvinen K,Ketolainen J

更新日期：2012-04-01 00:00:00

abstract：:Injectable microcapsules containing 75% (w/w) cyclazocine, a narcotic antagonist, were prepared with dl-poly(lactic acid) as the coating material. Capsule fractions falling between 105 and 295 mum released about 90% of their cyclazocine in 8 days of rotating-bottle extraction at 37 degrees in pH 7.4 phosphate buffer. ...

journal_title：Journal of pharmaceutical sciences

authors： Mason N,Thies C,Cicero TJ

更新日期：1976-06-01 00:00:00

abstract：:Colon-specific drug delivery systems are clinically necessary to treat colon diseases locally while minimizing systemic side effects. In this study, we extracted angelica polysaccharide from fresh roots of Angelica sinensis Diels and analyzed the monosaccharide components. With succinate as a cross-linker and angelica...

journal_title：Journal of pharmaceutical sciences

authors： Zhou S,Zhang B,Liu X,Teng Z,Huan M,Yang T,Yang Z,Jia M,Mei Q

更新日期：2009-12-01 00:00:00

abstract：:Both nonequilibrium and equilibrium models were proposed to explain the optimal biological response to a set of congeners with respect to the oil-water partition coefficient (P). A detailed analysis of the kinetic model proposed by Hansch demonstrates the bilinear form of the model, with the initial slope of the logar...

journal_title：Journal of pharmaceutical sciences

authors： Cooper ER,Berner B,Bruce RD

更新日期：1981-01-01 00:00:00

abstract：:Profiles of the steady-state concentrations of haloperidol (HL) and its major metabolite, reduced haloperidol (RHL), in plasma versus time were determined in 10 Japanese patients whose schizophrenic symptoms were clinically controlled by fixed, oral maintenance doses (4-30 mg/day, three times a day) for greater than 4...

journal_title：Journal of pharmaceutical sciences

authors： Uematsu T,Matsuno H,Sato H,Hirayama H,Hasegawa K,Nakashima M

更新日期：1992-10-01 00:00:00

abstract：:Phenytoin-loaded alkyd nanoemulsions were prepared spontaneously using the phase inversion method from a mixture of novel biosourced alkyds and Tween 80 surfactant. Exposure of human adult keratinocytes (HaCaT cells) for 48 h to alkyd nanoemulsions producing phenytoin concentrations of 3.125-200 μg/mL resulted in rela...

journal_title：Journal of pharmaceutical sciences

authors： Teo SY,Yew MY,Lee SY,Rathbone MJ,Gan SN,Coombes AGA

更新日期：2017-01-01 00:00:00

abstract：:An approach to analyzing and interpreting kinetic data from stability studies using factorial designs is presented. This may be useful for screening purposes or as an aid in identifying significant effects in complex systems. A typical 2n factorial experiment is discussed, and methods of variance estimation and statis...

journal_title：Journal of pharmaceutical sciences

authors： Bolton S

更新日期：1983-04-01 00:00:00

abstract：:The single-dose pharmacokinetics and bioavailability of three ketoconazole formulations were evaluated using HPLC in five healthy human volunteers and six male mongrel dogs. The human volunteers received 400 mg po of ketoconazole as tablet (Ktab) and solution (Ksol) formulations. The dogs received 400 mg po of Ktab an...

journal_title：Journal of pharmaceutical sciences

authors： Baxter JG,Brass C,Schentag JJ,Slaughter RL

更新日期：1986-05-01 00:00:00

abstract：:Surface activity and critical micelle concentrations are reported for two diuretic drugs, furosemide and triamterene. The drugs generate a liquid membrane on a supporting membrane. Transport of chloride, sodium, and potassium ions through the liquid membranes generated by the drugs was studied. The data suggest that t...

journal_title：Journal of pharmaceutical sciences

authors： Bhise SB,Bhattacharjee D,Srivastava RC

更新日期：1984-11-01 00:00:00

abstract：:One of the most important challenges for pharmaceutical and cosmetic industries is solubilization and preservation of their active ingredients. Therefore, most of these formulations contain irritant chemical additives to improve their shelf-life and the solubility of hydrophobic ingredients. An interesting alternative...

journal_title：Journal of pharmaceutical sciences

authors： Rodríguez-López L,Rincón-Fontán M,Vecino X,Cruz JM,Moldes AB

更新日期：2019-07-01 00:00:00

abstract：:Subcutaneous injection allows for self-administration of monoclonal antibodies using prefilled syringes, autoinjectors, and on-body injector devices. However, subcutaneous injections are typically limited to 1 mL due to concerns of injection pain from volume, viscosity, and formulation characteristics. Back pressure c...

journal_title：Journal of pharmaceutical sciences

authors： Doughty DV,Clawson CZ,Lambert W,Subramony JA

更新日期：2016-07-01 00:00:00

abstract：:In the present work, the effect of controlled nucleation on the stability of human growth hormone (hGH) during freeze-drying has been investigated. More specifically, the vacuum-induced surface freezing technique has been compared to conventional freezing, both with and without an annealing step. Size exclusion chroma...

journal_title：Journal of pharmaceutical sciences

authors： Oddone I,Arsiccio A,Duru C,Malik K,Ferguson J,Pisano R,Matejtschuk P

更新日期：2020-01-01 00:00:00

abstract：:The plasma protein binding of zomepirac, a new nonnarcotic analgesic, was studied using equilibrium dialysis. Experiments were performed using human plasma and plasma from mice, rats, and rhesus monkeys, all species of pharmacological or toxicological interest. At concentrations approximating those achieved in vivo, t...

journal_title：Journal of pharmaceutical sciences

authors： O'Neill PJ

更新日期：1981-07-01 00:00:00

abstract：:A new, specific, and useful approach for the analysis of benzalkonium chloride is presented. Reversed-phase high-pressure liquid chromatography is used to determine benzalkonium chloride in an ophthalmic system at the presevative level of 0.004%. Since the method separates each homolog, it can be extended to determine...

journal_title：Journal of pharmaceutical sciences

authors： Meyer RC

更新日期：1980-10-01 00:00:00

abstract：:This article shows how milling can be used to explore the phase diagram of pharmaceuticals. This process has been applied to sulindac. A short milling has been found to trigger a polymorphic transformation between form II and form I upon heating which is not seen in the nonmilled material. This possibility was clearly...

journal_title：Journal of pharmaceutical sciences

authors： Latreche M,Willart JF,Guerain M,Hédoux A,Danède F

更新日期：2019-08-01 00:00:00

abstract：:Hemoglobin microcapsules were prepared through cross-linking of hemoglobin itself with various acyldichlorides. Variations in the reticulation conditions were preformed in order to ameliorate the oxygen dissociation curve, the mean diameter, and the possibility for the microcapsules to be lyophilized. With terephthalo...

journal_title：Journal of pharmaceutical sciences

authors： Lévy MC,Rambourg P,Lévy J,Potron G

更新日期：1982-07-01 00:00:00

abstract：:Microbicide intravaginal rings (IVRs) are a promising woman-controlled strategy for preventing sexual transmission of human immunodeficiency virus (HIV). An IVR was prepared and developed from polyether urethane (PU) elastomers for the sustained delivery of UC781, a highly potent nonnucleoside reverse transcriptase in...

journal_title：Journal of pharmaceutical sciences

authors： Clark MR,Johnson TJ,McCabe RT,Clark JT,Tuitupou A,Elgendy H,Friend DR,Kiser PF

更新日期：2012-02-01 00:00:00

abstract：:In recent years, computational methods have garnered much attention in protein engineering. A large number of computational methods have been developed to analyze the sequences and structures of proteins and have been used to predict the various properties. Antibodies are one of the emergent protein therapeutics, and ...

journal_title：Journal of pharmaceutical sciences

authors： Kuroda D,Tsumoto K

更新日期：2020-05-01 00:00:00