abstract：:An NMR-based metabolomics approach was conducted to holisticly explore the effect of XFZYD (a traditional Chinese medicine formula) on high-fat diet induced hyperlipidemia rats with one of the commonly used antihyperlipidemic agents, simvastatin as the positive control. NMR spectra from blood plasma combined with stat...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Song X,Wang J,Wang P,Tian N,Yang M,Kong L

更新日期：2013-05-05 00:00:00

abstract：:Co-crystallization brings new opportunities for improving the solubility and dissolution rate of drugs with the chance of finely tuning some relevant chemical-physical properties of mixtures containing bioactive compounds. As co-crystallization process involves several molecular species, which are generally solid at r...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Caliandro R,Di Profio G,Nicolotti O

更新日期：2013-05-05 00:00:00

abstract：:A validated stability indicating RP-HPLC assay of doxofylline was developed by separating its related substances and degradants on LichrocartC18 (250 mm × 4.6 mm; 5 μm) column using 10 mM ammonium acetate and acetonitrile as a mobile phase in a gradient mode of elution at a flow rate of 1.0 mL/min at 30 °C. The column...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Rao RN,Naidu ChG,Prasad KG,Santhakumar B,Saida S

更新日期：2013-05-05 00:00:00

abstract：:A sensitive and specific ultra-performance liquid chromatography tandem mass spectrometry (LC-MS/MS) method has been developed for the determination of nicousamide in human plasma. This method has also been validated in terms of selectivity, linearity, lower limit of quantification (LLOQ), accuracy, precision, stabili...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Qi W,Zhao Q,Liu H,Jiang J,Chen X,Hu P

更新日期：2013-04-15 00:00:00

abstract：:A cell-permeable membrane, as typified by Transwell insert Permeable Supports, permit accurate repeatable invasion assays, has been developed as a tool for screening immunological active components in Smilacis Glabrae Rhizoma (SGR). In this research, components in the water extract of SGR (ESGR) might conjugate with t...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Zheng ZG,Duan TT,He B,Tang D,Jia XB,Wang RS,Zhu JX,Xu YH,Zhu Q,Feng L

更新日期：2013-04-15 00:00:00

abstract：:A 785nm diode laser and probe with a 6mm spot size were used to obtain spectra of stationary powders and powders mixing at 50rpm in a high shear convective blender. Two methods of assessing the effect of particle characteristics on the Raman sampling depth for microcrystalline cellulose (Avicel), aspirin or sodium nit...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Allan P,Bellamy LJ,Nordon A,Littlejohn D,Andrews J,Dallin P

更新日期：2013-03-25 00:00:00

abstract：:Dexrazoxane (DEX) is the only clinically used drug effective against anthracycline-induced cardiotoxicity and extravasation injury. However, the mechanism of its cardioprotective action still remains elusive. This paucity of comprehensive data is at least partially caused by the analytical difficulties associated with...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Kovarikova P,Pasakova-Vrbatova I,Vavrova A,Stariat J,Klimes J,Simunek T

更新日期：2013-03-25 00:00:00

abstract：:Capillary electrophoresis (CE) methods for transferrin analysis are widely used in clinical laboratories, but complement C3 peaks often overlap with carbohydrate-deficient transferrin peaks. In this study, we discovered that the electrophoretic mobility of the complement C3 peak could be controlled by adding carboxyme...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Kuroda Y,Hamaguchi R,Moriyama K,Tanimoto T,Haginaka J

更新日期：2013-03-25 00:00:00

abstract：:A metabonomic strategy based on UHPLC-MS with principal component analysis was developed to investigate the intervention effects of Epimedium koreanum on metabolism characters of 'Kidney-Yang Deficiency syndrome' rats. The rats were injected intraperitoneally hydrocortisone once daily for 15 days to simulate 'Kidney-Y...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Huang D,Yang J,Lu X,Deng Y,Xiong Z,Li F

更新日期：2013-03-25 00:00:00

abstract：:223 lip articles (representing 55 brands) were purchased in 15 European Union Member States and analysed for lead content. Various lip products (lipsticks and lip glosses), shades (red, brown, purple and pink) and price ranges (3 categories) were investigated. The analytical method employed a microwave-assisted acid d...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Piccinini P,Piecha M,Torrent SF

更新日期：2013-03-25 00:00:00

abstract：:Psoralea corylifolia L. (Fabaceae) is a traditional Chinese medicine with many beneficial effects in medical therapies. Bakuchiol was the main active ingredient of Psoralea corylifolia L. In this study, a novel method of pre-column derivatization with dansyl chloride followed by analysis of ultra high-performance liqu...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Zhuang X,Zhong Y,Yuan M,Li H

更新日期：2013-03-05 00:00:00

abstract：:In recent years, amorphous formulations and other special dosage forms of drug products have been investigated to achieve adequate solubility and disintegration. We have evaluated the distribution of crystalline and amorphous states of a drug product using Nanothermal analysis (Nano-TA) and Raman imaging methods. Comp...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Nakamoto K,Urasaki T,Hondo S,Murahashi N,Yonemochi E,Terada K

更新日期：2013-03-05 00:00:00

abstract：:A rapid and sensitive ultra performance liquid chromatography-tandem mass spectrometry method was developed for simultaneous determination of eight constituents, uralsaponin C, uralsaponin F, 22β-acetoxyl-glycyrrhizin, 24-hydroxy-licorice-saponin E2, licorice-saponin G2, licorice-saponin E2, glycyrrhizin, and licorice...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Tao W,Duan J,Guo J,Li J,Tang Y,Liu P,Yang N

更新日期：2013-03-05 00:00:00

abstract：:The tridecapeptide afamelanotide (Scenesse®) is a congener of α-melanocyte stimulating hormone (α-MSH). Upon binding to the melanocortin 1 receptor (MC1R) on the surface of pigment cells of the skin, the melanocytes, α-MSH or afamelanotide trigger the synthesis of cAMP, which stimulates the synthesis of melanin and th...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Spichty R,Balimann M,Barman J,Minder EI

更新日期：2013-03-05 00:00:00

abstract：:Headspace solid phase microextraction (HSSPME) of chemically generated selenium hydride from alkaline solution followed by thermal desorption (TD) coupled directly to a microwave plasma (MWP) source has been examined for the optical emission spectrometric (OES) determination of Se. Various chemical and operating param...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Tyburska A,Jankowski K

更新日期：2013-02-23 00:00:00

abstract：:After assay validation in an originating laboratory, an analytical method needs to be transferred to one or several production laboratories, because measured outcomes among the laboratories must agree. To state agreement, the locations (e.g. means) must be equivalent and the production laboratory must be non-inferior ...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Frömke C,Hothorn LA,Sczesny F,Onken J,Schneider M

更新日期：2013-02-23 00:00:00

abstract：:Indinavir sulphate was subjected to forced degradation under hydrolysis (acidic, basic and neutral), oxidation, photolysis and thermal stress as prescribed by ICH guidelines. It was degraded under acidic, basic, neutral and oxidative stress conditions, while it was stable under other conditions. After degradation tota...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Rao RN,Vali RM,Raju SS

更新日期：2013-02-23 00:00:00

abstract：:Gamma-hydroxybutyric acid (GHB) and its "pro-drugs", gamma-butyrolactone (GBL) and 1,4 butanediol (1,4-BD), are drugs of abuse with depressant effects on the central nervous system. Many analytical methods have been proposed for the quantitative determination of these compounds mainly in biological matrices but only f...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Rosi L,Frediani P,Bartolucci G

更新日期：2013-02-23 00:00:00

abstract：:Brain distribution pattern of "street" heroin metabolites (morphine and codeine) was investigated in two fatalities due to "acute narcotism". A suitable sample pretreatment prior to solid-phase-extraction was developed to achieve a good recovery of the analytes and to eliminate the interfering species. After derivatiz...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Guerrini K,Argo A,Borroni C,Catalano D,Dell'acqua L,Farè F,Procaccianti P,Roda G,Gambaro V

更新日期：2013-01-25 00:00:00

abstract：:Cationic Mn porphyrins are among the most potent catalytic antioxidants and/or cellular redox modulators. Mn(III) meso-tetrakis(N-ethylpyridinium-2-yl)porphyrin chloride (MnTE-2-PyPCl(5)) is the Mn porphyrin most studied in vivo and has successfully rescued animal models of a variety of oxidative stress-related diseas...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Pinto VH,Carvalhoda-Silva D,Santos JL,Weitner T,Fonseca MG,Yoshida MI,Idemori YM,Batinić-Haberle I,Rebouças JS

更新日期：2013-01-25 00:00:00

abstract：:A limited number of studies with application of the Arrhenius equation have been reported to drugs and biopharmaceuticals in biological fluids at frozen temperatures. This paper describes stability studies of ampicillin and cephalexin in aqueous solution and human plasma applying the Arrhenius law for determination of...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： do Nascimento TG,de Jesus Oliveira E,Basílio Júnior ID,de Araújo-Júnior JX,Macêdo RO

更新日期：2013-01-25 00:00:00

abstract：:In recent years, thermal analysis has assumed major role in the pharmaceutical industry because it can be used to evaluate the stability both in the control of raw materials and the finished product, having employment potential in the development and characterization of new products and assessment processes. Tacrolimu...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Böer TM,Procópio JV,Nascimento TG,Macêdo RO

更新日期：2013-01-25 00:00:00

abstract：:There is increasing evidence that amino acids and related compounds are among the most important metabolites for living systems and their quantitative analysis is a continuous challenge for clinical and biochemical laboratories. The lack of chromophore group and their high polarity make the analytical process more dif...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Lorenzo MP,Navarrete A,Balderas C,Garcia A

更新日期：2013-01-25 00:00:00

abstract：:The combination of dispersive liquid-liquid microextraction (DLLME) with capillary electrophoresis (CE) and a time-of-flight mass spectrometer (TOF-MS) was evaluated for the toxicological screening in urine samples. A methodology based on design of experiments (DOE) was implemented to increase the extraction efficienc...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Kohler I,Schappler J,Sierro T,Rudaz S

更新日期：2013-01-25 00:00:00

abstract：:The lignan (-)-grandisin has shown important pharmacological activities, such as citotoxicity and antiangiogenic, antibacterial and trypanocidal activities. So, it has been considered as a potential drug candidate. In the early drug development process, drug metabolism is one of the main parameters that should be eval...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Messiano GB,Santos RA,Ferreira Lde S,Simões RA,Jabor VA,Kato MJ,Lopes NP,Pupo MT,de Oliveira AR

更新日期：2013-01-01 00:00:00

abstract：:A simple and rapid high performance liquid chromatography electrospray ionization ion-trap tandem mass spectrometry (LC-MS/MS) method has been developed and validated for the quantitative determination of esculentoside A (EsA) in dog plasma using ginsenoside Rg1 as the internal standard (IS). After liquid-liquid extra...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Guan X,Chang H,Sun F,Chen X,Zhang W,Fan G

更新日期：2013-01-01 00:00:00

abstract：:The development of biosensor technologies for the investigation of biomolecular interactions has markedly advanced over the last years. One promising biosensor platform, the Bio-Layer Interferometry (BLI), was developed by ForteBio with the main focus to qualify and quantify protein/protein interactions in research an...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Wallner J,Lhota G,Jeschek D,Mader A,Vorauer-Uhl K

更新日期：2013-01-01 00:00:00

abstract：:A specific and reliable liquid chromatography-electrospray ionization-tandem mass spectrometry method was developed for the simultaneous determination of tetrahydropalmatine (THP), tetrahydroberineper (THB), tetrahydrocoptisine (THC) and corydaline (CDL) in rat plasma using jatrorrhizine as internal standard. Plasma s...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Wang S,Liu L,Wang L,Jiang P,Xiang L,Zhang W,Liu R

更新日期：2013-01-01 00:00:00

abstract：:A novel light emitting diode (LED) array-based light induced fluorescence (LIF) sensor is presented as an analytical methodology for at-line cleaning verification within the pharmaceutical industry. This sensor differs from conventional LIF sensors through the ability to dynamically control both the LED excitation arr...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Peles DN,Ely KJ,Crowder TM,Ponstingl M

更新日期：2013-01-01 00:00:00

abstract：:A selective and sensitive liquid chromatography-mass spectrometry (LC-MS) method was developed for the simultaneous determination of Euphorbia factor L(1), Euphorbia factor L(2) and Euphorbia factor L(3) from Euphorbiae semen in rat plasma. Larotaxel was added to a 200 μL plasma sample as the internal standard (IS). T...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Meng X,Zhao X,Long Z,Yuan Y,Zhuang H,Bi K,Chen X

更新日期：2013-01-01 00:00:00

abstract：:The physicochemical properties, retention parameters (R(M)(0)), partition coefficients (logP(OW)), and pK(a) values for a series of thirteen 1,7-bis(aminoalkyl) diazachrysene (1,7-DAAC) derivatives were determined in order to reveal the characteristics responsible for their biological behavior. The investigated compou...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Šegan S,Trifković J,Verbić T,Opsenica D,Zlatović M,Burnett J,Šolaja B,Milojković-Opsenica D

更新日期：2013-01-01 00:00:00

abstract：:Because of its essential role in SDS-PAGE, sodium dodecylsulphate (SDS) is generally associated with protein denaturation. However, for SDS-PAGE, proteins are linearized in the presence of SDS, following the exposure to high temperatures and reducing agents. In comparison, the conditions employed during a capillary el...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Oita I,Halewyck H,Thys B,Rombaut B,Heyden YV

更新日期：2012-12-01 00:00:00

abstract：:In this work, dissociation constants values of seven beta lactam antibiotics in water and acetonitrile-water mixtures using spectrophotometric and reversed phase liquid chromatography methods were determined. The dissociation constant values of these compounds were calculated by NLREG and STAR programs. Aqueous pK(a) ...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Demiralay EÇ,Koç D,Daldal YD,Cakır C

更新日期：2012-12-01 00:00:00

abstract：:The rapid and inexpensive analysis of the complex cell culture media used in industrial mammalian cell culture is required for quality and variance monitoring. Excitation-emission matrix (EEM) spectroscopy combined with multi-way chemometrics is a robust methodology applicable for the analysis of raw materials, media,...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Calvet A,Li B,Ryder AG

更新日期：2012-12-01 00:00:00

abstract：:A sensitive liquid chromatography tandem mass spectrometry (LC-MS/MS) method for the determination of adenosine concentrations in mouse brain microdialysis samples was developed. High method sensitivity (LLOQ of 1.25 fmol) was achieved by on-line switching column. A C18 was employed as enrichment column and a cyano ba...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Carrozzo MM,Troisi L,Cannazza G,Cazzato AS,Braghiroli D,Parenti C,Guiducci S,Zoli M

更新日期：2012-11-01 00:00:00

abstract：:A novel small molecule probe, aptamer beacon (AB), was introduced for adenosine (Ade) recognition and quantitative analysis. The Ade aptamer was engineered into an aptamer beacon by adding a gold nanoparticle-modified nucleotide sequence which is complementary to aptamer sequence (FDNA) at the 3'-end of FDNA. The fluo...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Zhang JQ,Wang YS,Xue JH,He Y,Yang HX,Liang J,Shi LF,Xiao XL

更新日期：2012-11-01 00:00:00

abstract：:UPLC-UV and HPLC-TOF-MS methods have been developed for the analysis of major sesquiterpenes and pyrrolizidine alkaloids from rhizomes of Petasites hybridus (L.) G.M. et Sch. (Family, Asteracea) and dietary supplements claiming to contain P. hybridus. The best results were obtained with Acquity UPLC™ HSS T3 (100 mm × ...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Avula B,Wang YH,Wang M,Smillie TJ,Khan IA

更新日期：2012-11-01 00:00:00

abstract：:Plants of the Amaryllidaceae family are a well-known source of tetrahydroisoquinoline alkaloids with a wide range of biological activities, including antiviral, antitumoral, antiparasitic, psychopharmacological, and acetylcholinesterase inhibitory, among others. Recent advances in the use of GC or LC coupled to MS hav...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： de Andrade JP,Pigni NB,Torras-Claveria L,Berkov S,Codina C,Viladomat F,Bastida J

更新日期：2012-11-01 00:00:00

abstract：:LC-MS/MS is a promising analytical platform for the quantification of recombinant therapeutic proteins in biological fluids for pharmacokinetic (PK) studies. Herein, an absolute quantification method based on LC-MS/MS technique was developed to quantify endostar, which is modified from the recombinant human endostatin...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Li YC,Liang Y,Tang ZY,Xiao YN,Hao HP,Wang GJ

更新日期：2012-11-01 00:00:00

abstract：:The use of gradient supercritical fluid chromatography (SFC) for the impurity profiling of pharmaceutical products is not widely practiced. Historically, the limited advancement in SFC instrumentation and the lag in column development have resulted in marginal sensitivity, selectivity and reproducibility when compared...

journal_title：Journal of pharmaceutical and biomedical analysis

authors： Alexander AJ,Hooker TF,Tomasella FP

更新日期：2012-11-01 00:00:00