Nasal absorption of natural contraceptive steroids in rats-progesterone absorption.

abstract：:The present studies were undertaken to describe the dynamic nature of the degradation and absorption of insulin in the subcutaneous injection site and to develop agents which would stabilize this dosage form. [125I]Insulin with 0.2-U/kg of unlabeled insulin in 10 microliters of aqueous solution was injected subcutaneo...

journal_title：Journal of pharmaceutical sciences

authors： Hori R,Komada F,Okumura K

更新日期：1983-04-01 00:00:00

abstract：:The dependency of metformin in vivo disposition on the rate and extent of dissolution was studied. The analysis includes the use of fundamental principles of drug input, permeability, and intestinal transit time within the framework of a compartmental absorption transit model to predict key pharmacokinetic (PK) parame...

journal_title：Journal of pharmaceutical sciences

authors： Crison JR,Timmins P,Keung A,Upreti VV,Boulton DW,Scheer BJ

更新日期：2012-05-01 00:00:00

abstract：:The chromatographic retention behavior of dextromethorphan hydrobromide on an octadecylsilane column was investigated as a function of the pairing ion and the mobile phase composition. Dramatic increases in the capacity factor were observed with pairing ions containing more than eight carbons and with decreasing organ...

journal_title：Journal of pharmaceutical sciences

authors： Kubiak EJ,Munson JW

更新日期：1980-12-01 00:00:00

abstract：:Postabsorptive factors which can affect systemic drug exposure are assumed to be dependent on the active pharmaceutical ingredient (API), and thus independent of formulation. In contrast, preabsorptive factors, for example, hypochlorhydria, might affect systemic exposure in both an API and a formulation-dependent way....

journal_title：Journal of pharmaceutical sciences

authors： Cristofoletti R,Patel N,Dressman JB

更新日期：2017-02-01 00:00:00

abstract：:The release through silicone rubber membranes of benzocaine suspended in carbomer hydrogels containing different concentrations of low molecular weight polysols (ethylene glycol, propylene glycol, glycerol, and sorbitol) was studied to establish general principles and procedures for control of the effects on percutane...

journal_title：Journal of pharmaceutical sciences

authors： Di Colo G,Carelli V,Giannaccini B,Serafini MF,Bottari F

更新日期：1980-04-01 00:00:00

abstract：:Antisense phosphorodiamidate Morpholino oligomers (PMO) are resistant to degradation by cellular hydrolases, DNases, RNases, and phosphodiesterases, but remain sensitive to prolonged exposure to low pH. The present studies evaluate the oral fractional bioavailability, stability, and efficacy of two distinct PMO sequen...

journal_title：Journal of pharmaceutical sciences

authors： Arora V,Knapp DC,Reddy MT,Weller DD,Iversen PL

更新日期：2002-04-01 00:00:00

abstract：:Historically, recovery had been used to evaluate the data quality of plasma protein binding or tissue binding obtained from equilibrium dialysis assays. Low recovery was often indicative of high nonspecific binding, instability, or low solubility. This study showed that, when equilibrium was fully established in the d...

journal_title：Journal of pharmaceutical sciences

authors： Di L,Umland JP,Trapa PE,Maurer TS

更新日期：2012-03-01 00:00:00

abstract：:Chromatographic gel filtration matrixes used in various separation techniques are subject to microbial contamination. The need for a microbe-free column is critical when preparing materials that require a low or zero microbial count. This report proposes two alternative washing systems: 0.02 N HCl containing 0.81% NaC...

journal_title：Journal of pharmaceutical sciences

authors： Wen LF,Bohannon T,Crabb A,Mamaril F

更新日期：1980-02-01 00:00:00

abstract：:Although certain criteria have become recognized as being essential for a stable lyophilized formulation, the relative importance of different stability criteria has not been demonstrated quantitatively. This study uses multivariate statistical methods to determine the relative importance of certain formulation variab...

journal_title：Journal of pharmaceutical sciences

authors： Katayama DS,Kirchhoff CF,Elliott CM,Johnson RE,Borgmeyer J,Thiele BR,Zeng DL,Qi H,Ludwig JD,Manning MC

更新日期：2004-10-01 00:00:00

abstract：:Photoprotective potential and biological consequences (mutagenic potential) of octyl-dimethyl-PABA (ODP), titanium dioxide (TiO2 ), and montmorillonite (MMT) upon ultraviolet B (UVB) irradiation, alone and in different associations [physical mixtures (PMs)], were evaluated using a Saccharomyces cerevisiae ogg1 mutant ...

journal_title：Journal of pharmaceutical sciences

authors： Paiva JP,Santos BA,Kibwila DM,Gonçalves TC,Pinto AV,Rodrigues CR,Leitão AC,Cabral LM,De Pádula M

更新日期：2014-08-01 00:00:00

abstract：:Drug-induced phototoxic skin responses involves photoirritation, photoallergy, and photogenotoxicity. In the present study, we attempted to develop effective analytical tools to predict the photogenotoxic potential of pharmaceutical substances on the basis of their photobiological and DNA-binding properties. Photoclea...

journal_title：Journal of pharmaceutical sciences

authors： Onoue S,Seto Y,Oishi A,Yamada S

更新日期：2009-10-01 00:00:00

abstract：:Aliphatic polyesters have great utility as temporary prosthetics and surgical aids, and in drug delivery systems. Knowledge of the mechanism and pathways of hydrolysis can form a basis for the design and selection of a controlled-release system. Because of the importance of hydrolysis to the properties of such a syste...

journal_title：Journal of pharmaceutical sciences

authors： Maniar ML,Kalonia DS,Simonelli AP

更新日期：1991-08-01 00:00:00

abstract：:Alkyl 2-imidazolyl disulfide compounds are novel antitumor agents, one of which is currently being evaluated in Phase I clinical trials. These molecules contain an unsymmetrical disulfide fragment, the lipophilic and electronic contributions of which are still not defined in the literature. Lipophilicity, ionization, ...

journal_title：Journal of pharmaceutical sciences

authors： Hashash A,Kirkpatrick DL,Lazo JS,Block LH

更新日期：2002-07-01 00:00:00

abstract：:NMR was used to study the binding of acetylcholine, atropine, and physostigmine to acetylcholinesterase. Changes in the linewidth of the N-methyl resonance of acetylcholine, resulting from association with the enzyme during hydrolysis, were utilized to study the enzyme-substrate interaction. Physostigmine inhibited th...

journal_title：Journal of pharmaceutical sciences

authors： Kato G

更新日期：1975-03-01 00:00:00

abstract：:17-(allylamino)-17-demethoxygeldanamycin (17AAG) is a benzoquinone ansamycin Hsp90 inhibitor which has promising anticancer activity in vitro, in animal models and in clinical trials. 17AAG has poor water-solubility which is a potential problem for clinical formulation. The hydroquinone derivative of 17AAG, 17AAG hydr...

journal_title：Journal of pharmaceutical sciences

authors： Guo W,Siegel D,Ross D

更新日期：2008-12-01 00:00:00

abstract：:Peptidomimetic drugs have favorable bioavailability owing to H(+)/peptide transporter 1 (PEPT1) located in the intestine. Sartans are commonly used and likely coadministered with peptidomimetic drugs in the clinic; however, in vivo interactions between sartans and peptidomimetic drugs have not been systemically unders...

journal_title：Journal of pharmaceutical sciences

authors： Huo X,Liu Q,Wang C,Meng Q,Sun H,Peng J,Ma X,Sun P,Liu K

更新日期：2014-02-01 00:00:00

abstract：:The quantitative analysis of a new pharmaceutically active amine hydrochloride is described. Samples are extracted with chloroform. A yellow amine-dye complex is formed by buffering a sample-bromthymol blue solution at pH 8.5 +/- 0.1 and subsequently extracted with chloroform. The complex is treated with 0.01 N NaOH t...

journal_title：Journal of pharmaceutical sciences

authors： Chang ZL,Papendick VE

更新日期：1976-10-01 00:00:00

abstract：:To date, research on the effect of single nucleotide polymorphisms (SNPs) on P-glycoprotein (P-gp) expression and functionality has rendered inconsistent results. This study systematically evaluates the impact of MDR1 haplotypes (1236/2677, 1236/3435, 2677/3435, 1236/2677/3435) on P-gp functionality compared to indivi...

journal_title：Journal of pharmaceutical sciences

authors： Salama NN,Yang Z,Bui T,Ho RJ

更新日期：2006-10-01 00:00:00

abstract：:Uptake of the fluorescent probe, 1-anilino-8-naphthalene-sulfonate (I) into isolated rat liver cells was studied using both fluorescence and filtration methods. The time course of the fluorescence enhancement of I after addition to the isolated liver cells was analyzed in terms of rapid, medium, and slow phases. The s...

journal_title：Journal of pharmaceutical sciences

authors： Sugiyama Y,Kimura S,Lin JH,Izukura M,Awazu S,Hanano M

更新日期：1983-08-01 00:00:00

abstract：:Product temperature (Tb) and drying time constitute critical material attributes and process parameters in the lyophilization process and especially during the primary drying stage. In the study, we performed a temperature measurement by the sublimation rate (TMbySR) to monitor the Tb value and determine the end point...

journal_title：Journal of pharmaceutical sciences

authors： Kawasaki H,Shimanouchi T,Sawada H,Hosomi H,Hamabe Y,Kimura Y

更新日期：2019-07-01 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：:A sensitive and specific GLC method is described to determine therapeutic levels of tilidine and its two main metabolites, nortilidine and bisnortilidine, in plasma and urine. The method involves the extraction of the compounds and an internal standard with cyclohexane from alkalinized samples, followed by back-extrac...

journal_title：Journal of pharmaceutical sciences

authors： Hengy H,Vollmer KO,Gladigau V

更新日期：1978-12-01 00:00:00

abstract：:Brain cancers are among the most lethal tumors due to their rapid development and poor prognosis. Despite the existing potential of novel therapeutic strategies for the treatment of brain cancer, the major remaining challenge associated with clinical translation is the lack of effective and safe delivery strategies to...

journal_title：Journal of pharmaceutical sciences

authors： Guo J,Schlich M,Cryan JF,O'Driscoll CM

更新日期：2017-12-01 00:00:00

abstract：:A series of even numbered fatty acid esters (C2-C18) of p-[N,N-bis(2-chloroethyl)amino]phenol were synthesized and evaluated as to acute toxicity as well as effectiveness against L-1210 mouse leukemia. The acetate through the decanoate derivatives demonstrated toxicity between 2 and 3 times that of phenol mustard in H...

journal_title：Journal of pharmaceutical sciences

authors： Wynn JE,Caldwell ML,Robinson JR,Beamer RL,Bauguess CT

更新日期：1982-07-01 00:00:00

abstract：:A physical model approach to the topical delivery of a vidarabine ester prodrug was investigated. It involved modeling, theoretical simulations, experimental method development for factoring and quantifying parameters, and, finally, employment of the deduced parameters to determine the steady-state species fluxes and ...

journal_title：Journal of pharmaceutical sciences

authors： Yu CD,Fox JL,Ho NF,Higuchi WI

更新日期：1979-11-01 00:00:00

abstract：:Protein and peptide antigens frequently are only slightly immunogenic when utilized alone in vaccines. Formulation of these antigens in a carrier vehicle, particularly when an adjuvant is included, often results in markedly enhanced immune responses. Encapsulation of peptide and protein antigens in liposomes generally...

journal_title：Journal of pharmaceutical sciences

authors： Richards RL,Alving CR,Wassef NM

更新日期：1996-12-01 00:00:00

abstract：:Dabrafenib is a small-molecule inhibitor of BRAF kinase activity that is currently being developed for the treatment of BRAF V600 mutation-positive melanoma. This clinical, open-label, two-cohort (n = 14 per cohort), randomized study was designed to evaluate the effect of drug substance particle size, and food on the ...

journal_title：Journal of pharmaceutical sciences

authors： Ouellet D,Grossmann KF,Limentani G,Nebot N,Lan K,Knowles L,Gordon MS,Sharma S,Infante JR,Lorusso PM,Pande G,Krachey EC,Blackman SC,Carson SW

更新日期：2013-09-01 00:00:00

abstract：:A method is presented for determining the equilibrium solubility of a drug in a solid polymer at or near room temperature, which represents a typical storage temperature. The method is based on a thermodynamic model to calculate the Gibbs energy change ΔG(SS) associated with forming a binary drug-polymer solid solutio...

journal_title：Journal of pharmaceutical sciences

authors： Bellantone RA,Patel P,Sandhu H,Choi DS,Singhal D,Chokshi H,Malick AW,Shah N

更新日期：2012-12-01 00:00:00

abstract：:Membrane permeation enhancers have received significant attention in recent years for enabling the oral absorption of poorly permeable drug molecules. In this study, we investigated the ability of His-Ala-Val (HAV) and Ala-Asp-Thr (ADT) peptides derived from the extracellular-1 (EC1) domain of E-cadherin proteins to i...

journal_title：Journal of pharmaceutical sciences

authors： Dening TJ,Siahaan TJ,Hageman MJ

更新日期：2020-12-23 00:00:00

abstract：:Digoxin binding to normal and kwashiorkor serum was studied and found to be inferior in the latter. Digoxin should be used with care in hypoalbuminemic patients. ...

journal_title：Journal of pharmaceutical sciences

authors： Buchanan N,Van der Walt LA,Strickwold B

更新日期：1976-06-01 00:00:00