Relation between individual and ensemble release kinetics of indomethacin from microspheres.

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：PURPOSE:We evaluated the effect of luminal bacterial metabolism on intestinal absorption of azetirelin in rats. In vitro characteristics of bacterial metabolism of azetirelin were also investigated with the goal of overcoming the low stability of the peptidic drug against luminal microorganisms. METHODS:Plasma azetire...

journal_title：Pharmaceutical research

authors： Sasaki I,Tamura T,Shibakawa T,Fujita T,Murakami M,Yamamoto A,Muranishi S

更新日期：1997-08-01 00:00:00

abstract：PURPOSE:To measure the charge to mass (Q/M) ratios of the impactor stage masses (ISM) from commercial Flixotide™ 250 μg Evohaler, containing fluticasone propionate (FP), Serevent™ 25 μg Evohaler, containing salmeterol xinafoate (SX), and a combination Seretide™ 250/25 μg (FP/SX) Evohaler metered dose inhalers (MDIs). M...

journal_title：Pharmaceutical research

authors： Rowland M,Cavecchi A,Thielmann F,Kulon J,Shur J,Price R

更新日期：2018-11-26 00:00:00

abstract：:The pharmacokinetics of 2',3'-dideoxyinosine (ddI) were examined in rats given intravenous doses of 8, 40, or 200 mg/kg. The concentrations of ddI in whole blood and plasma were identical. The concentration decline was multiexponential, with mean half-lives of 2 and 20 min for the first and second phases, respectively...

journal_title：Pharmaceutical research

authors： Wientjes MG,Mukherji E,Au JL

更新日期：1992-08-01 00:00:00

abstract：PURPOSE:The intratumoral heterogeneity observed in breast cancer (BC), in particular with regard to cell surface receptor expression, can hinder the success of many targeted cancer therapies. The development of novel therapeutic agents that target more than one receptor can overcome this inherent property of tumors and...

journal_title：Pharmaceutical research

authors： Houdaihed L,Evans JC,Allen C

更新日期：2020-01-21 00:00:00

abstract：:The mechanical properties of dry and wet polymeric films prepared from various aqueous polymeric dispersions were evaluated by a puncture test. They were studied with respect to type of polymer dispersion [cellulosic: Aquacoat and Surelease; acrylic: Eudragit NE, L, RS, and RL 30 D], plasticizer type (water-soluble or...

journal_title：Pharmaceutical research

authors： Bodmeier R,Paeratakul O

更新日期：1994-06-01 00:00:00

abstract：:We investigated the effects of increased concentrations of the solutes, salicylic acid, benzoic acid, and o-, m-, and p-methoxy benzoic acids, on the anisotropic properties of a liquid crystal solvent. The lamellar liquid crystal was composed of 37% polyoxyethylene (20) isohexadecyl ether in aqueous buffer of pH 1. Ph...

journal_title：Pharmaceutical research

authors： Ibrahim HG,Sallam ES,Takieddin M,Habboub M

更新日期：1993-05-01 00:00:00

abstract：PURPOSE:Delivery of therapeutics to neurons is paramount to treat neurological conditions, including many lysosomal storage disorders. However, key aspects of drug-carrier behavior in neurons are relatively unknown: the occurrence of non-canonical endocytic pathways (present in other cells); whether carriers that trave...

journal_title：Pharmaceutical research

authors： Hsu J,Hoenicka J,Muro S

更新日期：2015-04-01 00:00:00

abstract：PURPOSE:Heparin immobilized porous poly(D,L-lactic-co-glycolic acid) (PLGA) microspheres were prepared for sustained release of basic fibroblast growth factor (bFGF) to induce angiogenesis. MATERIALS AND METHODS:Porous PLGA microspheres having primary amine groups on the surface were prepared using an oil-in-water (O/...

journal_title：Pharmaceutical research

authors： Chung HJ,Kim HK,Yoon JJ,Park TG

更新日期：2006-08-01 00:00:00

abstract：PURPOSE:Permeation studies, with near infrared (NIR) light and anti-aggregation antibody formulation, were used to investigate the in vitro permeation of bevacizumab, ranibizumab and aflibercept through human sclera. METHODS:A vertical, spherical Franz cell diffusion apparatus was used for this scleral tissue permeati...

journal_title：Pharmaceutical research

authors： Giannos SA,Kraft ER,Zhao ZY,Merkley KH,Cai J

更新日期：2018-03-29 00:00:00

abstract：:A method for determination of absorption rate and bioavailability was developed to reduce the influence of intraindividual variability and applied to the absolute intraperitoneal availability of lithium in the rat. In this method the test and the reference doses are given with a few hours' interval, and the resulting ...

journal_title：Pharmaceutical research

authors： Karlsson MO,Bredberg U

更新日期：1989-09-01 00:00:00

abstract：PURPOSE:The aim of this work is to design new chitosan conjugates able to self-organize in aqueous solution in the form of micrometer-size platelets. When mixed with amphotericin B deoxycholate (AmB-DOC), micro-platelets act as a drug booster allowing further improvement in AmB-DOC anti-Candida albicans activity. METH...

journal_title：Pharmaceutical research

authors： Grisin T,Bories C,Bombardi M,Loiseau PM,Rouffiac V,Solgadi A,Mallet JM,Ponchel G,Bouchemal K

更新日期：2017-05-01 00:00:00

abstract：:Microbial metabolism studies of the antimalarial drug arteether (1) have shown that arteether is metabolized by a number of microorganisms. Large-scale fermentation with Aspergillus niger (ATCC 10549) and Nocardia corallina (ATCC 19070) have resulted in the isolation of four microbial metabolites which have been chara...

journal_title：Pharmaceutical research

authors： Lee IS,ElSohly HN,Hufford CD

更新日期：1990-02-01 00:00:00

abstract：:Over the last few decades, intraperitoneal (IP) local drug delivery, providing high drug concentrations with prolonged retention in the peritoneal cavity, has opened a new horizon for the management of life-threatening peritoneal disorders, such as peritoneal carcinomatosis (PC). However, clinical translation of this ...

journal_title：Pharmaceutical research

authors： Alavi S,Haeri A,Mahlooji I,Dadashzadeh S

更新日期：2020-06-03 00:00:00

abstract：PURPOSE:PHBHHx (poly(3-hydroxybutyrate-co-3-hydroxyhexanoate)) is an excellent biomaterial for tissue repair. Here, we aim to develop a PHBHHx-based three-dimensional (3D) scaffold system for sustained delivery of proteins (insulin serves as a model protein). METHODS:The insulin-phospholipid complex (INS-PLC) was prep...

journal_title：Pharmaceutical research

authors： Peng Q,Yang YJ,Zhang T,Wu CY,Yang Q,Sun X,Gong T,Zhang L,Zhang ZR

更新日期：2013-04-01 00:00:00

abstract：:Nanobiosensors with high sensitivity and specificity have shown great potential in the detection of diseases. The incorporation of therapeutic agents with nanobiosensors allows the simultaneous diagnosis and therapy of diseases. The delivery of nanobiosensors and therapeutic agents using polymers is a common strategy ...

journal_title：Pharmaceutical research

authors： Li Y,Yang HY,Lee DS

更新日期：2016-10-01 00:00:00

abstract：PURPOSE:Present study assessed the influence of gallate esterification on the anti-cancer activity of procyanidin B2 (B2) in androgen-dependent human prostate carcinoma LNCaP cells employing B2-3,3'-di-O-gallate (B2-G(2)), two mono-gallate esters B2-3-O-gallate (B2-3G) and B2-3'-O-gallate (B2-3'G) and the parent compou...

journal_title：Pharmaceutical research

authors： Chou SC,Kaur M,Thompson JA,Agarwal R,Agarwal C

更新日期：2010-04-01 00:00:00

abstract：PURPOSE:The sensitivity and effectiveness of indirect metrics proposed for the assessment of comparative absorption rates in bioequivalence studies [Cmax, Tmax, partial AUC (AUCp), feathered slope (SLf), intercept metric (I)] were originally tested by assuming first-order absorption. The present study re-evaluates thei...

journal_title：Pharmaceutical research

authors： Ring A,Tothfalusi L,Endrenyi L,Weiss M

更新日期：2000-05-01 00:00:00

abstract：PURPOSE:To investigate the properties of phenylboronic acid-functional poly(amido amine) polymers (BA-PAA) in forming multilayered thin films with poly(vinyl alcohol) (PVA) and chondroitin sulfate (ChS), and to evaluate their compatibility with COS-7 cells. METHODS:Copolymers of phenylboronic acid-functional poly(amid...

journal_title：Pharmaceutical research

authors： Hujaya SD,Engbersen JF,Paulusse JM

更新日期：2015-09-01 00:00:00

abstract：:Knowledge of comparative solubility profiles of a base and its hydrochloride salt is important in selecting one form over the other for dosage form design. The studies with two model bases, namely, tiaramide and papaverine, showed that, except during phase transition from a base to a salt or vice versa, the pH-solubil...

journal_title：Pharmaceutical research

authors： Serajuddin AT,Mufson D

更新日期：1985-03-01 00:00:00

abstract：:Hyaluronan (HA: hyaluronic acid) is produced in the interstitium and reaches the blood circulation through the lymph. It is rapidly eliminated by means of specific receptors on liver endothelium. The elimination characteristics of intravenously administered HA were studied in 10 conscious sheep at the normal plasma HA...

journal_title：Pharmaceutical research

authors： Lebel L,Fraser JR,Kimpton WS,Gabrielsson J,Gerdin B,Laurent TC

更新日期：1989-08-01 00:00:00

abstract：:The stability of an antibiotic formulation (clindamycin phosphate in dextrose), which is stable at room temperature, was assessed by nonisothermal kinetic analysis at elevated temperatures. A preliminary study, conducted to establish apparent rate order, verified the appropriateness of a first-order kinetic model. The...

journal_title：Pharmaceutical research

authors： Kipp JE,Hlavaty JJ

更新日期：1991-05-01 00:00:00

abstract：:The pentahydrate (alpha form) of cefazolin sodium (CEZ) exhibited sharp X-ray diffraction peaks, while the dehydrated alpha form showed weak but distinct diffraction peaks. As expected the amorphous form exhibited a diffuse and halo diffraction pattern. The X-ray procedure to estimate the degree of crystallinity of CE...

journal_title：Pharmaceutical research

authors： Kamat MS,Osawa T,DeAngelis RJ,Koyama Y,DeLuca PP

更新日期：1988-07-01 00:00:00

abstract：PURPOSE:To show that atomic force microscopy (AFM) can be used to directly study the electrostatic charging and dissipation of single pharmaceutical particles. MATERIALS AND METHODS:Particles of lactose attached to AFM cantilevers were charged on a glass surface at a relative humidity (RH) of 0.1%. By recording force-...

journal_title：Pharmaceutical research

authors： Bunker MJ,Davies MC,James MB,Roberts CJ

更新日期：2007-06-01 00:00:00

abstract：PURPOSE:The objective of this study was to determine the influence of the peptide bond with emphasis on the carbonyl group on the interaction with and transport by the intestinal small-peptide carrier. Therefore enalapril, a known substrate for the small-peptide carrier, has been modified to an analogue with a reduced ...

journal_title：Pharmaceutical research

authors： Schoenmakers RG,Stehouwer MC,Tukker JJ

更新日期：1999-01-01 00:00:00

abstract：PURPOSE:To examine and determine the sites and the kinetics of IgG1 mAb modifications from both in vitro (rat plasma and PBS) and in vivo (rat model) time-course studies. METHODS:A comprehensive set of protein characterization methods, including RPLC/MS, LC-MS/MS, iCIEF, capSEC, and CE-SDS were performed in this repor...

journal_title：Pharmaceutical research

authors： Yin S,Pastuskovas CV,Khawli LA,Stults JT

更新日期：2013-01-01 00:00:00

abstract：:The absorption of insulin across the vaginal mucosa into the systemic circulation was studied in ovariectomized rats given subsequent estrogen treatment. Blood glucose levels were determined as an indirect measure of insulin absorption, and the effect of various enhancers on the hypoglycemic response was investigated....

journal_title：Pharmaceutical research

authors： Richardson JL,Illum L,Thomas NW

更新日期：1992-07-01 00:00:00

abstract：PURPOSE:Synthetic hydrogels fabricated from photopolymerization are attractive for tissue engineering for their controlled macroscopic properties, the ability to incorporate biological functionalities, and cell encapsulation. The goal of the present study was to exploit the attractive features of synthetic hydrogels to...

journal_title：Pharmaceutical research

authors： Bryant SJ,Nicodemus GD,Villanueva I

更新日期：2008-10-01 00:00:00

abstract：PURPOSE:The purpose of this work was to determine the jejunal permeability of cyclosporin A (CsA) in humans and whether formulation variables modulate the effects of P-glycoprotein (P-gp) on the permeability of CsA in Caco-2 cells. METHODS:A solution containing CsA, phenylalanine, propranolol, polyethyleneglycol (PEG)...

journal_title：Pharmaceutical research

authors： Chiu YY,Higaki K,Neudeck BL,Barnett JL,Welage LS,Amidon GL

更新日期：2003-05-01 00:00:00

abstract：:A fluorescence measurement system and methods of data analysis were developed to measure rapid kinetics of transdermal transport in vitro. Three variations on the technique were demonstrated, where the receptor compartment concentration was determined by: 1) fluorescence measurements of aliquots removed at discrete ti...

journal_title：Pharmaceutical research

authors： Pliquett U,Prausnitz MR,Chizmadzhev YA,Weaver JC

更新日期：1995-04-01 00:00:00