journal of analytical methods in chemistry سال:2014 - دوره:2014

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journal of analytical methods in chemistry
سال:2014 - دوره:2014 - شماره:0

A comparative study of newly developed HPLC-DAD and UHPLC-UV assays for the determination of posaconazole in bulk powder and suspension dosage form A metabolomic strategy to screen the prototype components and metabolites of shuang-huang-lian injection in human serum by ultra performance liquid chromatography coupled with quadrupole time-of-flight mass spectrometry A modified o -phthalaldehyde fluorometric analytical method for ultratrace ammonium in natural waters using edta-naoh as buffer A new method for the analysis of bacterial endotoxins in ultrapure paraffin oil A proposal for six sigma integration for large-scale production of penicillin g and subsequent conversion to 6-APA A simple microfluidic chip design for fundamental bioseparation A stability-indicating HPLC-DAD method for determination of stiripentol: Development,validation,kinetics,structure elucidation and application to commercial dosage form Alkaloids in processed rhizoma corydalis and crude rhizoma corydalis analyzed by GC/MS Analysis of photosynthetic characteristics and UV-B absorbing compounds in mung bean using UV-B and red LED radiation Antioxidant,antibacterial,and cytoprotective activity of agathi leaf protein Automated system for kinetic analysis of particle size distributions for pharmaceutically relevant systems Characteristic fingerprint based on low polar constituents for discrimination of Wolfiporia extensa according to geographical origin using UV spectroscopy and chemometrics methods Chemistry of medicinal plants,foods,and natural products Chitosan hydrogels for chondroitin sulphate controlled release: An analytical characterization Comparability of a three-dimensional structure in biopharmaceuticals using spectroscopic methods Compound specific extraction of camptothecin from nothapodytes nimmoniana and piperine from piper nigrum using accelerated solvent extractor Content determination of active component in huangqi yinyanghuo group and its effects on hTERT and bcl-2 protein in osteosarcoma Determination of (4 E,6 E,12 E)-tetradecatriene-8,10-diyne-1,3-diyl diacetate in rat plasma and tissues by HPLC-UV method and their application to a pharmacokinetic and tissue distribution study Determination of 16 selected trace elements in children plasma from china economical developed rural areas using high resolution magnetic sector inductively coupled mass spectrometry Determination of flavanones in orange juices obtained from different sources by HPLC/DAD Determination of lactones in wines by headspace solid-phase microextraction and gas chromatography coupled with mass spectrometry Determination of polyphenol components of Korean prostrate spurge (Euphorbia supina) by using liquid chromatography - Tandem mass spectrometry: Overall contribution to antioxidant activity Determination of β -Cyano-L-Alanine,γ -Glutamyl- β -Cyano-L-Alanine,and common free amino acids in vicia sativa (Fabaceae) seeds by reversed-phase high-Performance liquid chromatography Development and optimization of an UPLC-QTOF-MS/MS method based on an in-source collision induced dissociation approach for comprehensive discrimination of chlorogenic acids isomers from momordica plant species Development of a univariate membrane-based mid-infrared method for protein quantitation and total lipid content analysis of biological samples Electrochemical immunoassay of escherichia coli O157:H7 using Ag@SiO 2 nanoparticles as labels Electrochemical study of Ni20Cr coatings applied by HVOF Process in ZnCl2-KCl at high temperatures Expression of recombinant human alpha-lactalbumin in the milk of transgenic goats using a hybrid pomoter/enhancer Extraction and bioactivity analysis of major flavones compounds from scutellaria baicalensis using in vitro assay and online screening HPLC-ABTS System Extraction and chromatographic determination of shikimic acid in Chinese conifer needles with 1-benzyl-3-methylimidazolium bromide ionic liquid aqueous solutions Geographical and seasonal patterns of geosmin and 2-methylisoborneol in environmental water in Jiangsu Province of China Global clustering quality coefficient assessing the efficiency of PCA Class Assignment Halogenated anesthetics determination in urine by SPME/GC/MS and urine levels relationship evaluation with surgical theatres contamination Isolation and bioactivity analysis of ethyl acetate extract from acer tegmentosum using in vitro assay and on-line screening HPLC-ABTS+ system Occurrence of surface active agents in the environment One single amino acid for estimation the content of total free amino acids in qingkailing injection using high-performance liquid chromatography-diode array detection Optimization of fluorometric assay for ozone in solution Optimization of ultrasonic extraction of phenolic compounds from Epimedium brevicornum maxim using response surface methodology and evaluation of its antioxidant activities in vitro Pharmacokinetics of PEGylated recombinant human erythropoietin in rats Preparation and characterization of an amphipathic magnetic nanosphere Quality control of natural product medicine and nutrient supplements 2014 Quantification of caffeoylquinic acids in coffee brews by HPLC-DAD Quantification of neurotransmitters in mouse brain tissue by using liquid chromatography coupled electrospray tandem mass spectrometry Quantification of photocyanine in human serum by high-performance liquid chromatography-tandem mass spectrometry and its application in a pharmacokinetic study Quantitative analysis of adulterations in oat flour by FT-NIR spectroscopy,incomplete unbalanced randomized block design,and partial least squares Quantitative analysis of cepharanthine in plasma based on semiautomatic microextraction by packed sorbent combined with liquid chromatography Quantitative analysis of matrine in liquid crystalline nanoparticles by HPLC Quantitative analysis of panax ginseng by FT-NIR spectroscopy Quasireversible process of dopamine on copper-nickel hydroxide composite/nitrogen doped graphene/nafion modified GCE and its electrochemical application Rapid discrimination of the geographical origins of an oolong tea (Anxi-Tieguanyin) by near-infrared spectroscopy and partial least squares discriminant analysis Research of recognition method of discrete wavelet feature extraction and PNN classification of rats FT-IR pancreatic cancer data Simple and sensitive analysis of blonanserin and blonanserin C in human plasma by liquid chromatography tandem mass spectrometry and its application Simultaneous Quantitative and Qualitative Analysis of Flavonoids from Ultraviolet-B Radiation in Leaves and Roots of Scutellaria baicalensis Georgi Using LC-UV-ESI-Q/TOF/MS Simultaneous determination and pharmacokinetic comparisons of multi-ingredients after oral administration of radix salviae miltiorrhizae extract,hawthorn extract,and a combination of both extracts to rats Simultaneous determination of cortisol and cortisone from human serum by liquid chromatography-tandem mass spectrometry Simultaneous determination of uric acid and xanthine using a poly(methylene blue) and electrochemically reduced graphene oxide composite film modified electrode Simultaneous quantification of ten active components in traditional chinese formula sijunzi decoction using a UPLC-PDA method Solid phase microextraction and related techniques for drugs in biological samples Spectrophotometric determination of gemifloxacin mesylate,moxifloxacin hydrochloride,and enrofloxacin in pharmaceutical formulations using acid dyes Stacking and analysis of melamine in milk products with acetonitrile-salt stacking technique in capillary electrophoresis Studies on the anti-inflammatory effect and its mechanisms of sophoridine Study on dicarboxylic acids in aerosol samples with capillary electrophoresis Study on the effect of electrochemical dechlorination reduction of hexachlorobenzene using different cathodes Synchronized analysis of FTIR spectra and GCMS chromatograms for evaluation of the thermally degraded vegetable oils The therapeutic effect of zuogui wan in gestational diabetes mellitus rats Ultrasensitive detection of ferulic acid using poly(diallyldimethylammonium chloride) functionalized graphene-based electrochemical sensor Urinary metabolomics on the biochemical profiles in diet-induced hyperlipidemia rat using ultraperformance liquid chromatography coupled with quadrupole time-of-flight SYNAPT high-definition mass spectrometry Using the Doubly Charged Selected Ion Coupled with MS/MS Fragments Monitoring (DCSI-MS/MS) Mode for the Identification of Gelatin Species Validated method for the determination of piroxicam by capillary zone electrophoresis and its application to tablets