Formulation and in vitro-in vivo evaluation of sustained-release lithium carbonate tablets.

abstract：PURPOSE:This study aims to conduct an impact investigation in the hydrophobic-hydrophilic balance as an important factor for dissolution improvement of a hydrophilic carrier-based solid dispersion system. METHODS:Polymeric carriers with different hydrophobic to hydrophilic ratios were used to prepare several electrosp...

journal_title：Pharmaceutical research

authors： Teoh XY,Yeoh Y,Yoong LK,Chan SY

更新日期：2020-01-07 00:00:00

abstract：:Recently a new in vivo approach in man, using a regional intestinal perfusion technique, has been developed. The perfusion tube consists of a multichannel tube with two inflatable balloons, which are placed 10 cm apart. The tube is introduced orally and the time required for insertion and positioning of the tube is ap...

journal_title：Pharmaceutical research

authors： Lennernäs H,Ahrenstedt O,Hällgren R,Knutson L,Ryde M,Paalzow LK

更新日期：1992-10-01 00:00:00

abstract：PURPOSE:One of the major hurdles facing nanomedicines is the antibody production against nanoparticles that subsequently results in their opsonization and clearance by macrophages. The objective of this research was to examine and identify the sequence of a low-immunogenic peptide based on recombinant elastin-like poly...

journal_title：Pharmaceutical research

authors： Nouri FS,Wang X,Chen X,Hatefi A

更新日期：2015-09-01 00:00:00

abstract：PURPOSE:Studies were conducted to investigate dilute solutions of the monoclonal antibody (mAb) bevacizumab, mAb fragment ranibizumab and fusion protein aflibercept, develop common procedures for formulation of low concentration mAbs and identify a stabilizing formulation for anti-VEGF mAbs for use in in vitro permeati...

journal_title：Pharmaceutical research

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

更新日期：2018-02-28 00:00:00

abstract：PURPOSE:Previous literature has suggested the absence of an effective barrier between the nasal mucosa and the brain for compounds administered via the nasal route. These experiments were conducted to elucidate the role of the blood-brain barrier efflux transporter P-glycoprotein (P-gp) in attenuating delivery of P-gp ...

journal_title：Pharmaceutical research

authors： Graff CL,Pollack GM

更新日期：2003-08-01 00:00:00

abstract：PURPOSE:The trial-and-error approach is still predominantly used in pharmaceutical development of nanosuspensions. Physicochemical dispersion stability is a primary focus and therefore, various analytical bulk methods are commonly employed. Clearly less attention is directed to surface changes of nanoparticles even tho...

journal_title：Pharmaceutical research

authors： Aleandri S,Schönenberger M,Niederquell A,Kuentz M

更新日期：2018-02-21 00:00:00

abstract：PURPOSE:This study addresses the effect of freezing and thawing on a therapeutic monoclonal antibody (mAb) solution and the corresponding buffer formulation. Particle formation, crystallization behaviour, morphology changes and cryo-concentration effects were studied after varying the freezing and thawing rates, buffer...

journal_title：Pharmaceutical research

authors： Hauptmann A,Podgoršek K,Kuzman D,Srčič S,Hoelzl G,Loerting T

更新日期：2018-03-19 00:00:00

abstract：:A new method of analysis for the antihypertensive drug, hydralazine, is introduced. The assay involves the addition of p-nitrobenzaldehyde to blood samples containing hydralazine, to form a stable Schiff's base, hydralazine p-nitrobenzaldehyde hydrazone. The derivative is extracted from the blood into hexane and the s...

journal_title：Pharmaceutical research

authors： Semple HA,Tam YK,Tin S,Coutts RT

更新日期：1988-06-01 00:00:00

abstract：PURPOSE:The addition of high amounts of calcium remains a pharmaceutical concern due to its precipitation with phosphate in total parenteral nutrient (TPN) admixtures, compromising also the stability of the lipid emulsion. MATERIALS AND METHODS:Calcium-phosphate solubility was compared when using binary PN solutions v...

journal_title：Pharmaceutical research

authors： Chaieb D S,Chaumeil JC,Jebnoun S,Khrouf N,Hedhili A,Sfar S

更新日期：2008-11-01 00:00:00

abstract：PURPOSE:Knowledge about the uptake mechanism and subsequent intracellular routing of non-viral gene delivery systems is important for the development of more efficient carriers. In this study we compared two established cationic polymers pDMAEMA and PEI with regard to their transfection efficiency and mechanism of cell...

journal_title：Pharmaceutical research

authors： van der Aa MA,Huth US,Häfele SY,Schubert R,Oosting RS,Mastrobattista E,Hennink WE,Peschka-Süss R,Koning GA,Crommelin DJ

更新日期：2007-08-01 00:00:00

abstract：PURPOSE:To investigate the mechanisms involved in transport of sulfasalazine in Caco-2 cells. METHODS:Permeability coefficients of sulfasalazine and its analogs across Caco-2 cell monolayers were measured as a function of direction of transport, energy and concentration dependence, and in the presence of inhibitors of...

journal_title：Pharmaceutical research

authors： Liang E,Proudfoot J,Yazdanian M

更新日期：2000-10-01 00:00:00

abstract：PURPOSE:To investigate differences in the cellular uptake and intracellular distribution of protein-bound doxorubicin in comparison to free doxorubicin and a liposomal formulation (CAELYX) METHODS: LXFL 529 lung carcinoma cells were incubated with an acid-sensitive transferrin and albumin conjugate of doxorubicin, a st...

journal_title：Pharmaceutical research

authors： Beyer U,Rothern-Rutishauser B,Unger C,Wunderli-Allenspach H,Kratz F

更新日期：2001-01-01 00:00:00

abstract：PURPOSE:Paclitaxel is a first-line drug for the therapy of lung cancer, however, drug resistance is a serious limiting factor, related to overexpression of anti-apoptotic proteins like survivin. To overcome this phenomenon, developing novel ultrasound responsive nanobubbles - nanosized drug delivery system- for the del...

journal_title：Pharmaceutical research

authors： Akbaba H,Erel-Akbaba G,Kotmakçı M,Başpınar Y

更新日期：2020-08-05 00:00:00

abstract：:We describe an assay for acrolein in urine, employing derivatization with m-aminophenol in the presence of ferrous sulfate solution in sulfuric acid. The derivative (7-OH quinoline; DER) and the internal standard (quinine-bisulfate; IS) were separated on a 10-micron particle, 8 mm x 10-cm C18 cartridge in conjunction ...

journal_title：Pharmaceutical research

authors： al-Rawithi S,el-Yazigi A,Nicholls PJ

更新日期：1993-11-01 00:00:00

abstract：PURPOSE:In this study, a new modified nanoprecipitation approach that more efficient and simpler than conventional approach was developed to synthesize D-alpha-Tocopheryl polyethylene glycol 1000 succinate stabilized liposome-PLGA hybrid nanoparticle, loaded with simvastatin (ST-TLPN). METHODS:The optimum formulation ...

journal_title：Pharmaceutical research

authors： Zhang M,He J,Zhang W,Liu J

更新日期：2018-08-30 00:00:00

abstract：PURPOSE:To study the influence of crystallizing and non-crystallizing cosolutes on the crystallization behavior of trehalose in frozen solutions and to monitor the phase behavior of trehalose dihydrate and mannitol hemihydrate during drying. METHODS:Trehalose (a lyoprotectant) and mannitol (a bulking agent) are widely...

journal_title：Pharmaceutical research

authors： Sundaramurthi P,Suryanarayanan R

更新日期：2010-11-01 00:00:00

abstract：:A sensitive activity assay for high volume evaluation of human renin inhibitory peptides (RIPs) in rat sera (range 2-80 ng/ml) was developed based on the low affinity of RIPs to rat renin and their high affinity to human renin. The utility of this activity assay was tested by measuring concentrations of a human RIP, U...

journal_title：Pharmaceutical research

authors： Ruwart MJ,Sharma SK,Harris DW,Lakings DB,Rush BD,Wilkinson KF,Cornette JC,Evans DB,Friis JM,Cook KJ

更新日期：1990-04-01 00:00:00

abstract：PURPOSE:The purpose of this study was to assess the effect of several chemical permeation enhancers on the buccal permeability of nicotine and to image the spatial distribution of nicotine in buccal mucosa with and without buccal permeation enhancers. METHODS:The impact of sodium taurodeoxycholate (STDC), sodium dodec...

journal_title：Pharmaceutical research

authors： Marxen E,Jin L,Jacobsen J,Janfelt C,Hyrup B,Nicolazzo JA

更新日期：2018-02-21 00:00:00

abstract：:Sodium taurodihydrofusidate (STDHF) is one of the most promising absorption enhancers for nasal delivery of peptide drugs. Drugs and additives in nasal formulations should not interfere with the self-cleaning capacity of the nose by the ciliary epithelium. Measured in vitro on human adenoid tissue with a photoelectric...

journal_title：Pharmaceutical research

authors： Hermens WA,Hooymans PM,Verhoef JC,Merkus FW

更新日期：1990-02-01 00:00:00

abstract：PURPOSE:This study was conducted to demonstrate the use of differential scanning calorimetry (DSC) in detecting and measuring beta-relaxation processes in amorphous pharmaceutical systems. METHODS:DSC was employed to study amorphous samples of poly(vinylpyrrolidone) (PVP), indomethacin (IM), and ursodeoxycholic acid (...

journal_title：Pharmaceutical research

authors： Vyazovkin S,Dranca I

更新日期：2006-02-01 00:00:00

abstract：:The pulmonary deposition and pharmacokinetics of human growth hormone (hGH), administered by aerosol and instillate, in formulations containing 99mTc-DTPA (for gamma scintigraphic imaging) have been studied in five male New Zealand White rabbits. Gamma scintigraphy indicated that the peripheral:central deposition tend...

journal_title：Pharmaceutical research

authors： Colthorpe P,Farr SJ,Smith IJ,Wyatt D,Taylor G

更新日期：1995-03-01 00:00:00

abstract：PURPOSE:To determine whether LHRH-receptor is expressed in Calu-3, a human bronchial epithelial cell line, and to further determine whether this receptor plays a role in the transport of deslorelin, an LHRH agonist. METHODS:Using cultured monolayers of Calu-3 grown at air-interface, the presence and localization of LH...

journal_title：Pharmaceutical research

authors： Koushik K,Bandi N,Sundaram S,Kompella UB

更新日期：2004-06-01 00:00:00

abstract：PURPOSE:The lack of water-solubility hampers the use of many potent pharmaceuticals. Polymeric micelles are self-assembled nanocarriers with versatile properties that can be engineered to solubilize, target, and release hydrophobic drugs in a controlled-release fashion. Unfortunately, their large-scale use is limited b...

journal_title：Pharmaceutical research

authors： Fournier E,Dufresne MH,Smith DC,Ranger M,Leroux JC

更新日期：2004-06-01 00:00:00

abstract：PURPOSE:Ultrasound can be used to release a therapeutic payload encapsulated within a perfluorocarbon (PFC) emulsion via acoustic droplet vaporization (ADV), a process whereby the PFC phase is vaporized and the agent is released. ADV-generated microbubbles have been previously used to selectively occlude blood vessels ...

journal_title：Pharmaceutical research

authors： Fabiilli ML,Lee JA,Kripfgans OD,Carson PL,Fowlkes JB

更新日期：2010-12-01 00:00:00

abstract：PURPOSE:To co-crystallise mannitol and lactose with a view to obtaining crystals with more favourable morphological features than either lactose or mannitol alone, suitable for use as carriers in formulations for dry powder inhalers (DPIs) using simultaneous engineering of lactose-mannitol mixtures. METHODS:Mannitol a...

journal_title：Pharmaceutical research

authors： Kaialy W,Larhrib H,Martin GP,Nokhodchi A

更新日期：2012-08-01 00:00:00

abstract：PURPOSE:The major objectives of this study were to 1) develop a new mathematical model describing all phases of drug release from bioerodible microparticles; 2) evaluate the validity of the theory with experimental data; and 3) use the model to elucidate the release mechanisms in poly(lactide-co-glycolide acid)-based m...

journal_title：Pharmaceutical research

authors： Siepmann J,Faisant N,Benoit JP

更新日期：2002-12-01 00:00:00

abstract：PURPOSE:Studies were conducted to evaluate whether the use of an in vitro model of the blood-brain barrier (BBB) resulted in more accurate predictions of the in vivo transport of compounds compared to the use of a human intestinal cell line (Caco-2). METHODS:The in vitro BBB model employs bovine brain capillary endoth...

journal_title：Pharmaceutical research

authors： Lundquist S,Renftel M,Brillault J,Fenart L,Cecchelli R,Dehouck MP

更新日期：2002-07-01 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:Novel therapeutics are greatly needed that target specific pathological receptors and pathways involved in Neuropathic Pain (NP). Extending our previous work published in this Journal on Group I metabotropic glutamate receptor (mGluR) modulators, we now investigate the therapeutic potential of niclosamide in mo...

journal_title：Pharmaceutical research

authors： Ai N,Wood RD,Yang E,Welsh WJ

更新日期：2016-12-01 00:00:00

abstract：PURPOSE:To produce and characterize a nonviral ultrasound-controlled release system of plasmid DNA (pDNA) encapsulated in gas-filled poly(D,L-lactide-co-glycolide) microparticles (PLGA-MPs). METHODS:Different cationic polymers were used to form pDNA/polymer complexes to enhance the stability of pDNA during micropartic...

journal_title：Pharmaceutical research

authors： Seemann S,Hauff P,Schultze-Mosgau M,Lehmann C,Reszka R

更新日期：2002-03-01 00:00:00