Subcellular distribution of basic drugs accumulated in the isolated perfused lung.

abstract：PURPOSE:To demonstrate that polyanhydride copolymer chemistry affects the uptake and intracellular compartmentalization of nanospheres by THP-1 human monocytic cells. METHODS:Polyanhydride nanospheres were prepared by an anti-solvent nanoprecipitation technique. Morphology and particle diameter were confirmed via scan...

journal_title：Pharmaceutical research

authors： Ulery BD,Phanse Y,Sinha A,Wannemuehler MJ,Narasimhan B,Bellaire BH

更新日期：2009-03-01 00:00:00

abstract：PURPOSE:The purpose of this work was to study the influence of cell differentiation on the mRNA expression of transporters and channels in Caco-2 cells and to assess Caco-2 cells as a model for carrier-mediated drug transport in the intestines. METHOD:Gene mRNA expression was measured using a custom-designed microarra...

journal_title：Pharmaceutical research

authors： Anderle P,Rakhmanova V,Woodford K,Zerangue N,Sadée W

更新日期：2003-01-01 00:00:00

abstract：:Interogan variation in tissue distribution of weakly basic drugs such as quinidine, propranolol, and imipramine was investigated as a function of binding to phosphatidylserine (PhS) in tissues. Tissue distributions of these drugs were determined using 10 different tissues at a steady-state plasma concentration and wer...

journal_title：Pharmaceutical research

authors： Yata N,Toyoda T,Murakami T,Nishiura A,Higashi Y

更新日期：1990-10-01 00:00:00

abstract：PURPOSE:The combination of morphine and gabapentin seems promising for the treatment of postoperative and neuropathic pain. Despite the well characterised pharmacodynamic interaction, little is known about possible pharmacokinetic interactions. The aim of this study was to evaluate whether co-administration of the two ...

journal_title：Pharmaceutical research

authors： Papathanasiou T,Juul RV,Gabel-Jensen C,Kreilgaard M,Lund TM

更新日期：2016-11-01 00:00:00

abstract：:Short-lived gamma emitting radioisotopes can be incorporated into polylactide/glycolide polymeric microspheres with various specific activities for possible use in understanding the in-vivo deposition, distribution and clearance of microparticulate drug carrier systems. The incorporated radiolabel is stable with negli...

journal_title：Pharmaceutical research

authors： Thanoo BC,Doll WJ,Mehta RC,Digenis GA,DeLuca PP

更新日期：1995-12-01 00:00:00

abstract：:Molecular modeling has been used to study the complexation between alpha, beta, or gamma-cyclodextrin (CD) and a group of amine compounds having the diphenylmethyl functionality. The computer program SYBYL 5.3 and the Tripos force field (version 5.2) were used for all the calculations. Three-dimensional structures of ...

journal_title：Pharmaceutical research

authors： Tong WQ,Lach JL,Chin TF,Guillory JK

更新日期：1991-10-01 00:00:00

abstract：PURPOSE:We compared cationic, polyamine-coated microparticles (MPs) and anionic, protein-coated MPs with respect to their phagocytosis and phagosomal fate in dendritic cells (DCs) and macrophages (Mphi). METHODS:Polystyrene MPs were surface modified by covalent coupling with fluorescein isothiocyanate-labeled polyamin...

journal_title：Pharmaceutical research

authors： Thiele L,Merkle HP,Walter E

更新日期：2003-02-01 00:00:00

abstract：PURPOSE:This work explores the distribution of water and its effects on molecular mobilities in poly(vinylpyrrolidone) (PVP) glasses using molecular dynamics (MD) simulation technology. METHODS:PVP glasses containing 0.5% and 10% w/w water and a small amount of ammonia and Phe-Asn-Gly were generated. Physical aging pr...

journal_title：Pharmaceutical research

authors： Xiang TX,Anderson BD

更新日期：2005-08-01 00:00:00

abstract：:The bioavailability of a new sustained-release potassium chloride (KCl) tablet, designed for once-a-day dosing, was compared to a KCl elixir using urinary excretion data. The study utilized 25 male volunteers dosed in a crossover design in a dietary/activity-controlled environment. The regimens consisted of a total of...

journal_title：Pharmaceutical research

authors： Betlach CJ,Arnold JD,Frost RW,Leese PT,Gonzalez MA

更新日期：1987-10-01 00:00:00

abstract：PURPOSE:Typical methods to study pMDI sprays employ particle sizing or visible light diagnostics, which suffer in regions of high spray density. X-ray techniques can be applied to pharmaceutical sprays to obtain information unattainable by conventional particle sizing and light-based techniques. METHODS:We present a t...

journal_title：Pharmaceutical research

authors： Mason-Smith N,Duke DJ,Kastengren AL,Stewart PJ,Traini D,Young PM,Chen Y,Lewis DA,Soria J,Edgington-Mitchell D,Honnery D

更新日期：2016-05-01 00:00:00

abstract：:The internalization of a neuromodulatory adrenocorticotropic hormone (ACTH) analogue, [125I]ebiratide (H-Met(O2)-Glu[125I]His-Phe-D-Lys-Phe-NH(CH2)2NH2), was examined in cultured monolayers of bovine brain capillary endothelial cells (BCEC). HPLC analysis of the incubation solution showed that [125I]ebiratide was not ...

journal_title：Pharmaceutical research

authors： Terasaki T,Takakuwa S,Saheki A,Moritani S,Shimura T,Tabata S,Tsuji A

更新日期：1992-04-01 00:00:00

abstract：PURPOSE:The purpose of this study was to determine the existence of insulin-degrading enzyme (EC 3.4.22.11) (IDE) in rat intestinal enterocytes. METHODS:Subcellular fractionation, biochemical characterization, immunoprecipitation, and western blots were employed. RESULTS:Insulin-degrading activity was localized in th...

journal_title：Pharmaceutical research

authors： Bai JP,Chang LL

更新日期：1995-08-01 00:00:00

abstract：:Celiac disease (CD) is an immune-mediated enteropathy triggered by the ingestion of gluten-containing grains that affects ~1% of the white ethnic population. In the last decades, a rise in prevalence of CD has been observed that cannot be fully explained by improved diagnostics. Genetic predisposition greatly influenc...

journal_title：Pharmaceutical research

authors： Matoori S,Fuhrmann G,Leroux JC

更新日期：2013-03-01 00:00:00

abstract：PURPOSE:Information on genetic variants that affect the pharmacokinetics and pharmacodynamics (PK/PD) of drugs in different populations from Mexico is still an ongoing endeavor. Here, we investigate allele frequencies on pharmacogenetic targets in Mexican Mestizos and Natives from three different States and its associa...

journal_title：Pharmaceutical research

authors： Gonzalez-Covarrubias V,Martínez-Magaña JJ,Coronado-Sosa R,Villegas-Torres B,Genis-Mendoza AD,Canales-Herrerias P,Nicolini H,Soberón X

更新日期：2016-11-01 00:00:00

abstract：PURPOSE:This work describes the synthesis of block co-polymeric micelles, methoxy-poly(ethylene glycol)-poly(D,L-lactide) (mPEG-PLA) to encapsulate Curcumin (CUR), thereby improving the dispersibility and chemical stability of curcumin, prolonging its cellular uptake and enhancing its bioavailability. METHODS:CUR-mPEG...

journal_title：Pharmaceutical research

authors： Kumari P,Swami MO,Nadipalli SK,Myneni S,Ghosh B,Biswas S

更新日期：2016-04-01 00:00:00

abstract：PURPOSE:Some therapeutic peptides exhibit amyloidogenic properties that cause insolubility and cytotoxicity against neuronal cells in vitro. Here, we characterize the conformational change in monomeric therapeutic peptide to its fibrillar aggregate in order to prevent amyloidogenic formation during clinical application...

journal_title：Pharmaceutical research

authors： Onoue S,Ohshima K,Debari K,Koh K,Shioda S,Iwasa S,Kashimoto K,Yajima T

更新日期：2004-07-01 00:00:00

abstract：PURPOSE:Three types of acyl tetragastrin (TG), acetyl-TG (C2-TG), butyryl-TG (C4-TG) and caproyl-TG (C6-TG) were synthesized and their in vitro intestinal permeability characteristics were examined using Caco-2 monolayers. METHODS:The disappearance of acyl-TGs from the apical side of Caco-2 monolayers was estimated by...

journal_title：Pharmaceutical research

authors： Fujita T,Kawahara I,Quan Y,Hattori K,Takenaka K,Muranishi S,Yamamoto A

更新日期：1998-09-01 00:00:00

abstract：PURPOSE:To develop a streamlined strategy for pharmaceutical cocrystal preparation without knowledge of the stoichiometric ratio by preparing and characterizing the cocrystals of myricetin (MYR) with four cocrystal coformers (CCF). METHODS:An approach based on the phase solubility diagram (PSD) was used for MYR cocrys...

journal_title：Pharmaceutical research

authors： Hong C,Xie Y,Yao Y,Li G,Yuan X,Shen H

更新日期：2015-01-01 00:00:00

abstract：PURPOSE:Deposition characteristics of MDI and DPI aerosols were compared throughout the conducting airways for the first time using a combination of in vitro experiments and a newly developed stochastic individual path (SIP) model for different inhalation profiles. METHODS:In vitro experiments were used to determine i...

journal_title：Pharmaceutical research

authors： Longest PW,Tian G,Walenga RL,Hindle M

更新日期：2012-06-01 00:00:00

abstract：PURPOSE:To investigate cellular uptake pathways of novel anionic siRNA-lipoplexes as a function of formulation composition. METHODS:Anionic formulations with anionic lipid/Ca(2+)/siRNA ratio of 1.3/2.5/1 (AF1) and 1.3/0.3/1 (AF2) were utilized. Uptake mechanisms were investigated using uptake inhibition and co-localiz...

journal_title：Pharmaceutical research

authors： Kapoor M,Burgess DJ

更新日期：2013-04-01 00:00:00

abstract：PURPOSE:A plasmid-based gene expression system was complexed with protective, interactive, and non-condensing (PINC) polymer system and administered with Medi-Jector, a needle-free injection device (NFID), to achieve high and sustained levels of antigen-specific antibodies in blood circulation. METHODS:Human growth ho...

journal_title：Pharmaceutical research

authors： Anwer K,Earle KA,Shi M,Wang J,Mumper RJ,Proctor B,Jansa K,Ledebur HC,Davis S,Eaglstein W,Rolland AP

更新日期：1999-06-01 00:00:00

abstract：PURPOSE:To examine the iontophoretic delivery of ALA as a function of pH and to determine the principal mechanisms responsible for its electrotransport. METHODS:Anodal iontophoretic transport of ALA was measured as a function of its concentration and pH of the donor solution. Experiments were performed in vitro using ...

journal_title：Pharmaceutical research

authors： Lopez RF,Bentley MV,Delgado-Charro MB,Guy RH

更新日期：2001-03-01 00:00:00

abstract：PURPOSE:Since the absorption of ceftriaxone (CTO) in the intestine is restricted by its natural physiological characteristics, we developed a series of small synthetic compounds derived from bile acids to promote the absorption of CTO in the gastrointestinal tract. METHODS:Several bile acid derivatives were screened b...

journal_title：Pharmaceutical research

authors： Jeon OC,Hwang SR,Al-Hilal TA,Park JW,Moon HT,Lee S,Park JH,Byun Y

更新日期：2013-04-01 00:00:00

abstract：:A new transdermal therapeutic system (TTS) for nitroglycerin is presented that controls release of the active substance by means of desorption and diffusion. The drug release, in the dosage range examined under sink conditions, is independent of electrolytes and pH of the aqueous acceptor medium, but it does depend on...

journal_title：Pharmaceutical research

authors： Wolff M,Cordes G,Luckow V

更新日期：1985-01-01 00:00:00

abstract：PURPOSE:The aim of the study is to determine whether a biodegradable elastomeric device that uses an osmotic pressure delivery mechanism can release different therapeutic proteins at a nearly constant rate in nanomolar concentrations with high bioactivity, given the same formulation conditions. Vascular endothelial gro...

journal_title：Pharmaceutical research

authors： Gu F,Neufeld R,Amsden B

更新日期：2006-04-01 00:00:00

abstract：PURPOSES:To evaluate the effects of component contents in different colistin methanesulfonate (CMS) formulas on their clinical pharmacokinetics of the prodrug CMS and the formed colistin. METHODS:Two CMS formulas (CTTQ and Parkedale) were investigated in a single dose, randomized, open-label, crossover study conducted...

journal_title：Pharmaceutical research

authors： Fan YX,Chen YC,Li Y,Yu JC,Bian XC,Li X,Li WZ,Guo BN,Wu HL,Liu XF,Wang Y,Xu XY,Hu JL,Wang JJ,Wu XJ,Cao GY,Wu JF,Xue CJ,Feng J,Zhang YY,Zhang J

更新日期：2021-01-26 00:00:00

abstract：PURPOSE:A theory and computer programs running on Microsoft Excel for Windows for calculation of solution pH, buffer formula, and buffer capacity at a given ionic strength and temperature were developed. The theory does not limit the category of buffer components, the number of buffer components, or the number of ioniz...

journal_title：Pharmaceutical research

authors： Okamoto H,Mori K,Ohtsuka K,Ohuchi H,Ishii H

更新日期：1997-03-01 00:00:00

abstract：:A new enteric-coated formulation of sodium ursodeoxycholate was prepared and administered to man. The barrier film disintegrates and releases the drug only at pH > or = 5.5. The sodium salt of glycoursodeoxycholate was also prepared and encapsulated like ursodeoxycholate. Serum levels of ursodeoxycholate and glycourso...

journal_title：Pharmaceutical research

authors： Roda A,Roda E,Marchi E,Simoni P,Cerrè C,Pistillo A,Polimeni C

更新日期：1994-05-01 00:00:00

abstract：:Despite substantial research carried out over the last decades, it remains difficult to understand the wide range of pharmacological effects of dopaminergic agents. The dopaminergic system is involved in several neurological disorders, such as Parkinson's disease and schizophrenia. This complex system features multipl...

journal_title：Pharmaceutical research

authors： van den Brink WJ,Palic S,Köhler I,de Lange ECM

更新日期：2018-02-15 00:00:00

abstract：PURPOSE:Gastrointestinal deposition of nanoparticles was examined after oral administration to mice suffering from an experimental gastric ulcer model. Local drug delivery could reduce side effects and would be a distinct improvement compared to existing therapeutic approaches, e.g. in the local therapy of Helicobacter...

journal_title：Pharmaceutical research

authors： Hassani S,Pellequer Y,Lamprecht A

更新日期：2009-05-01 00:00:00