RSC - Anal. Methods latest articles

Chemical modificomics: a novel strategy for efficient biomarker discovery through chemical modifications on a target peptide

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05841C, Paper

Takaaki Goto, Shota Kojima, Shohei Shitamichi, Seon Hwa Lee, Tomoyuki Oe
This manuscript describes a proof-of-concept study to develop a novel "omics" strategy, referred to as "chemical modificomics", for efficient biomarker discovery.
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Bovine serum albumin-coated quantum dots as a cytoplasmic viscosity probe in a single living cell

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25318F, Communication

Yuko Nakane, Akira Sasaki, Masataka Kinjo, Takashi Jin
Bovine serum albumin-coated quantum dots were injected into a single living cell and applied as an intracellular probe for the measurement of cytoplasmic viscosity by using fluorescence correlation spectroscopy.
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Easy fabrication of a vibrating foil electrode

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25352F, Communication

Min Lu, Neil V. Rees, Richard G. Compton
A simple, fast and cheap fabrication of a vibrating, high mass transport platinum foil electrode is reported.
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A polymeric dual-channel amperometric biosensor chip capable of symmetrically splitting sample bands for parallel micro flow injection determination of glucose and lactate

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25311A, Paper

Yi Wang, Qiaohong He, Xianqiao Hu, Yiwen Zhang, Hengwu Chen
Back pressure regulating tubes were connected to branch channels for symmetric splitting of sample bands in a [small mu ]-FIA system.
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Novel ultrasound-assisted mixed anionic-cationic surfactant-enhanced emulsification microextraction combined with HPLC for the determination of carbamate pesticides

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25139F, Paper

Jitlada Vichapong, Rodjana Burakham
New extraction procedure for carbamates based on ultrasound-assisted surfactant-enhanced emulsification microextraction using mixed anionic-cationic surfactants.
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Identification of photochemical methylation products of tin(II) in aqueous solutions using headspace SPME coupled with GC-FPD or GC-MS

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY00003B, Paper

Baowei Chen, Thanh Wang, Yongguang Yin, Bin He, Guibin Jiang
Inorganic tin(II) can be photochemically methylated by various methyl-containing organic compounds under light irradiation in aqueous solution.
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The discrimination of three genotypes in STR locus D5S818 based on ultraviolet spectroscopy-chemical pattern recognition

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25041A, Paper

Zai-Zhen Wu, Xing-Ru Dou, Hai-Yan Hu, Lian Xie, Bin Qi, Li-Ping Guo, Hong-Ping Xie
A simple, sensitive and low-cost approach for genotyping of short tandem repeats based on ultraviolet spectroscopy-chemical pattern recognition has been presented.
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Determination of endogenous salsolinol and N-methlysalsolinol in rat brain by LC-ESI-QQQ

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05551A, Paper

Yongqian Zhang, Yujuan Li, Zhensong Zhang, Chengjun Lai, Yulin Deng
A simple, sensitive and selective HPLC-ESI-QQQ assay was developed to determine salsolinol and N-methlysalsolinol using a novel pentafluorophenylpropyl column.
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Evaluation of an alternate microwave-assisted thermal desorption technique: compatibility with charcoal active and passive sampling for BTX exposure assessment in workplace atmospheres

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25164G, Paper

Williams Esteve, Eddy Langlois
This study proposes the development and optimization of a solventless and charcoal-compatible microwave-assisted thermal desorption method for exposure assessment.
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Determination of eight tobacco alkaloids in flue-cured tobacco samples by gas chromatography with nitrogen chemiluminescence detection (NCD)

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25067E, Paper

Kai Cai, Zhangmin Xiang, Jie Zhang, Shuping Zhou, Yonggang Feng, Zhaoliang Geng
The main objective is to optimize extraction efficiency by applying an orthogonal array design approach and compare NCD with other detectors.
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A selective fluorogenic sensor for visual detection of nitrite

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25107H, Paper

Zhongwei Xue, Zhisheng Wu, Shoufa Han
A selective fluorogenic sensor was identified from a panel of rhodamine-lactams for visual detection of nitrite.
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Quantification of carbonate carbon in aerosol filter samples using a modified thermal/optical carbon analyzer (M-TOCA)

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY05942H, Technical Note

Steven Sai Hang Ho, Kin Fai Ho, Suixin Liu, Yuendong Liu, S.C. Lee, Kochy K Feng, Junji Cao, Renjian Zhang , Yu Huang, Natale Sin Yau Feng, Yan Cheng
A possibility to determine carbonate carbon (CC) in aerosol collected on quartz fiber-filters is the direct measurement of carbon dioxide (CO2) gas evolved during acidification. This paper describes the installation...
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Copper oxide Nanoleaves Decorated Multi-walled Carbon Nanotube as Platform for Glucose Sensing

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25283J, Communication

Zhiyu Yang, Jinsheng Feng, Jinshuo Qiao, Yiming Yan, Qiyao Yu, kening sun
Nanoleaves shaped copper oxide (CuONL) decorated multiple-walled carbon nanotubes (MWCNTs) composites have been prepared by a facile chemical precipitate method. The as-prepared nanocomposites show remarkble properties as paltform for glucose...
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Nonenzymatic chemiluminescence resonance energy transfer: an efficient technique for selective and sensitive detection of silver ion

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25404B, Communication

Shulin Zhao, Guoxin Qin, Yong Huang, Shuting Li, Xin Lu, Fanggui Ye
A sensitive nonenzymatic chemiluminescence method was developed for the detection of silver ion. The assay is based on the chemiluminescence resonance energy transfer (CRET) between luminol and fluorescein along with...
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Thiophene anchored naphthalene derivative: Cr3+ selective turn-on fluorescent probe for living cell imaging

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25384D, Paper

Debasis Das, Sudipta Das, Animesh Sahana, Arnab Banerjee, Sisir Lohar, Subarna Guha, Jesus Sanmartin
A naphthalene-based thiophene derivative (L) can act as a Cr3+ selective turn-on fluorescence probe in aqueous methanol. The structure of L has been established from different spectroscopic data and confirmed...
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Size-dependent colorimetric visual detection of melamine in milk at 10 ppb level by unmodified Au nanoparticles

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25319D, Paper

songjun zeng, Ming Cai, Hanhua Liang, Jianhua Hao
In this paper, we demonstrate a colorimetric visual detection of melamine in milk simply using citrate-stabilized Au nanoparticles (NPs). Due to strong interaction between melamine and Au NPs, all of...
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Fluorescence quenching of dye-doped core-shell nanoparticles by metal ions

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25036E, Paper

J. A. Ko, H. B. Lim
We report how dye-doped core-shell nanoparticles synthesized at 80 [degree]C rather than at room temperature showed excellent photostability in the presence of metal ions, as indicated by the almost complete absence of any quenching and photobleaching.
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A novel nylon membrane-rhodamine 6G spirocyclic phenylthiosemicarbazide derivative system as a fluorimetric probe for mercury(II) ion

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05850B, Paper

Valeria A. Lozano, Graciela M. Escandar, Maria C. Mahedero, Arsenio Munoz de la Pena
A highly sensitive and selective probe for the fluorimetric determination of mercury ion traces in aqueous solution is proposed.
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Automatic miniaturized flow methodology with in-line solid-phase extraction for quinine determination in biological samples

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05818A, Paper

A. Margarida Vaz, Andre R. T. S. Araujo, Joao L. M. Santos, Jose L. F. C. Lima, M. Lucia M. F. S. Saraiva
The present work describes an analytical platform based on a multipumping flow injection analysis technique combined with in-line solid-phase extraction for direct determination of quinine in human urine.
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Homogeneous electrogenerated chemiluminescence peptide-based method for determination of troponin I

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25389E, Paper

Chen Wang, Honglan Qi, Xiaoying Qiu, Qiang Gao, Chengxiao Zhang
A novel homogeneous electrogenerated chemiluminescence (ECL) peptide-based method for determination of troponin I (TnI) was developed by using peptide (FYSHSFHENWPSK) as a molecular recognition element and ruthenium bis(2,2[prime or minute]-bipyridine) (2,2[prime or minute]- bipyridine...
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High-throughput suspension array for detecting four pathogens

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25327E, Paper

zhiyong Sun, baoan ning, pu su, yuan peng, Jialei Bai, huishuang chen, jianqing liu, zhixian gao
Abstract A new suspension array technology is proposed for the simultaneous quantitative determination of four pathogens in food. Based on the 16S rDNA gene sequences of Escherichia coli, Staphylococcus aureus,...
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Simultaneous electrochemical determination of dopamine and paracetamol based on thin pyrolytic carbon films

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25156F, Paper

Gareth P. Keeley, Niall McEvoy, Hugo Nolan, Shishir Kumar, Ehsan Rezvani, Michael Holzinger, Serge Cosnier, Georg Duesberg
This paper describes the determination of dopamine and paracetamol using cyclic voltammetry (CV) and differential pulse voltammetry (DPV). The selective, stable and reproducible simultaneous measurement of the two compounds is...
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Development of chemiluminescent enzyme immunoassay for the determination of dexamethasone in milk

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25278C, Paper

Marina Vdovenko, Anastasia Gribas, Alexandra Vylegzhanina, Ivan Sakharov
An indirect competitive chemiluminescent enzyme-linked immunosorbent assay (CL-ELISA) for determination of dexamethasone (DEX) was developed using soybean peroxidase (SbP) as an enzyme label. A mixture of 3-(10'-phenothiazinyl)-propane-1-sulfonate (SPTZ) and 4-morpholinopyridine...
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Development of an in situ dissolved oxygen measurement system and calculation of its effective diffusion coefficient in a biofilm

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25132A, Paper

Yun-Fang Ning, You-Peng Chen, Jin-Song Guo, Shan Li, Xu Gao, Fang Fang, Yu Shen, Kun Zhang
Dissolved oxygen (DO) plays an important role in biological wastewater treatment. The DO concentration in the biofilm interior, which is controlled by its effective diffusion coefficient, determines the biochemical reaction...
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Determination of Chemical Composition of Pottery from Antic Siscia by ICP-AES after Enhanced Pressure Microwave Digestion

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25378J, Paper

Sanda Roncevic, Lovorka Pitarevic Svedruzic, Zdravka Sever Strukil, Ivana Miletic Caksiran
This study describes the results of chemical characterization of archaeological pottery excavated at Sisak, Croatia known as prehistoric town Segestica (IV-I century BC) or Siscia, a capital of Roman province...
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Identification of enzyme inhibitors using therapeutic target protein-magnetic nanoparticle conjugates

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25320H, Communication

Lin-Sen Qing, Nan Tang, Ying Xue, Jian Liang, Yi-Ming Liu, Xun Liao
Affinity extraction using therapeutic target protein-magnetic nanoparticle conjugates coupled with ESI-MS/MS analysis serves as a rapid and reliable platform for discovering enzyme inhibitors in natural products.
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Sandwich-type spontaneous injection of nitrophenols for capillary electrophoresis analysis

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25207D, Technical Note

Hongyi Zhang, Mei Wang, Jieyu Zhao, Zhihong Shi
A spontaneous injection of changeable injection amounts with time interval of capillary inlet immersed into sample solution was developed.
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Multiplex relative quantitation of peptides and proteins using amine-reactive metal element chelated tags coupled with mass spectrometry

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25275A, Communication

Xin Wang, Yangjun Zhang, Xueying Wang, Hongjun Lin, Weijie Qin, Xiaohong Qian
A multiplex relative quantitation method for peptides and proteins has been developed based on metal labeling combined with MALDI-TOF MS analysis.
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Determination of anticonvulsants in human plasma using SPME in a heated interface coupled online to liquid chromatography (SPME-LC)

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25047K, Paper

Claudete Alves, Paulo C. F. de Lima Gomes, Alvaro Jose dos Santos-Neto, Jose Carlos Rodrigues, Fernando Mauro Lancas
A simple and sensitive method using solid phase microextraction (SPME) and liquid chromatography (LC) with heated online desorption (SPME-LC) was developed and validated to analyze anticonvulsants (AEDs) in human plasma samples.
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Pt-DNA complexes as peroxidase mimetics and their applications in colorimetric detection of H2O2 and glucose

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25250C, Technical Note

Xia Chen, Xiaodong Zhou, Jiming Hu
Using Pt-DNA complexes as peroxidise mimetics, we have designed a simple colorimetric assay for the detection of H₂O₂ and glucose.
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Green extraction using catanionic surfactants of trimethyltetradecyl ammonium bromide-sodium dodecyl sulfate for preconcentration of organophosphorus pesticides in fruit samples

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25238D, Paper

Ketsarin Seebunrueng, Yanawath Santaladchaiyakit, Supalax Srijaranai
A green extraction and sensitive method using mixed catanionic surfactants coupled to HPLC has been developed for the simultaneous determination of six organophosphorus pesticides.
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Determination of polycyclic aromatic hydrocarbons from soil samples using selective pressurized liquid extraction

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25167A, Paper

Qian Zhang, Tao Liang, Lingqing Wang, Hongying Cao
A selective pressurized liquid extraction (SPLE) method has been optimized for the determination of polycyclic aromatic hydrocarbons (PAHs) in soil samples. The method comprised of full-automatic extraction and on-line clean-up...
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Hypomethylation of fetal brain genomic DNA in neural tube defects determined by a new liquid chromatography-electrospray ionization tandem mass spectrometry (LC-MS/MS) method

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25140J, Paper

Min Zhang, Li Quan, XiaoLin Lu, YiHua Bao, LiHua Wu, LiJuan Zhang, Li Wang, Ting Zhang
Neural tube defects (NTDs) are associated with significant infant morbidity and mortality. Detection of alterations in DNA methylation might provide evidence for an epigenetic mechanism in some NTDs cases. We...
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A simple and rapid method based on direct transfer of headspace vapor into the GC injector: application for determination of BTEX compounds in water and wastewater samples

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05839A, Paper

Ali Reza Fakhari, Kobra Sadat Hasheminasab, Majid Baghdadi, Amir Khakpour
A direct, inexpensive and solventless method based on headspace extraction coupled to gas chromatography-flame ionization detection was developed for determination of BTEX compounds.
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Advantages of CE-SDS over SDS-PAGE in mAb purity analysis

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25208B, Paper

Ying Shi, Zhen Li, Jun Lin
Capillary- and polyacrylamide gel electrophoresis (CE-SDS and SDS-PAGE) are compared and the superiority of CE-SDS over SDS-PAGE for mAB purity analysis is discussed.
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Determination of Cd, Pb, Cu, Ni and Mn in effluents and natural waters by a novel salt induced mixed-micelle cloud point extraction using ETAAS

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25216C, Paper

Noorbasha Nagula Meeravali, Sunil Jai Kumar
A novel salt induced low temperature mixed-micelle cloud point extraction procedure is developed for simultaneous separation and pre-concentration of Cd, Pb, Cu, Mn and Ni from industrial effluents and natural...
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Anodic stripping voltammetric detection of mercury (II) using Au-PEDOT modified carbon paste electrode

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25170A, Paper

Anandhakumar S, Mathiyarasu Jayaraman, Phani KLN
Gold-poly(3,4-)ethylenedioxythiophene (Au-PEDOT) was synthesized using novel interfacial synthetic route. Using Au-PEDOT, carbon paste electrodes were fabricated and mercury detection was attempted exploiting gold-mercury interaction chemistry. Anodic stripping voltammetric analysis shows...
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Simultaneous determination of epinephrine and uric acid at ordered mesoporous carbon modified glassy carbon electrode

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25168J, Paper

Liqiang Luo, Fang Li, Limei Zhu, Zhao Zhang, Yaping Ding, Dongmei Deng, Bo Lu
An ordered mesoporous carbon modified glassy carbon electrode was employed for the simultaneous determination of epinephrine and uric acid by differential pulse voltammetry. The modified electrode exhibited excellent electrocatalytic ability...
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Optimisation of an HPLC method for the simultaneous determination of pyrantel pamoate, praziquantel, fenbendazole, oxfendazole and butylhydroxyanisole using a phenyl stationary phase

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05847B, Paper

Lucie Havlikova, Ivana Brabcova, Dalibor Satinsky, Ludmila Matysova, Alena Luskacova, Zdenek Osicka, Petr Solich
A novel HPLC method for the simultaneous determination of active anthelmintic components has been developed and validated.
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Precision in chemical analysis: a critical survey of uses and abuses

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25083G, Critical Review

Michael Thompson
Precision is a straightforward concept but its quantification depends critically on the conditions under which it is estimated.
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Keeping particles brilliant - simple methods for the determination of the dye content of fluorophore-loaded polymeric particles

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05822G, Paper

Eva-Maria Laux, Thomas Behnke, Katrin Hoffmann, Ute Resch-Genger
Quality control of the fabrication of fluorescent nano- and microparticles and many applications require accurate, simple, and versatile procedures for determining the dye content per particle affecting brightness and charge.
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Capillary electrophoresis separation and sensitive electrochemiluminescence determination of [small beta]-blockers and study on interaction between human serum albumin and drug

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25267H, Paper

Yan-Ming Liu
A new CE with electrochemiluminescence detection using polyvinylpyrolidone as additive was developed for the simultaneous separation and determination of atenolol, esmolol, and bisoprolol. A simple and direct field-amplified sample stacking...
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p-Chloranil modified carbon nanotubes paste electrode as a voltammetric sensor for the simultaneous determination of methyldopa and uric acid

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05865K, Paper

Hassan Karimi-Maleh, Mohammad A. Khalilzadeh, Zahra Ranjbarha, Hadi Beitollahi, Ali A. Ensafi, Daryoush Zareyee
A p-chloranil modified MWNT paste electrode was used as a voltammetric sensor for the determination of methyldopa in the presence of high concentrations of uric acid.
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Quantification of vehicle paint components containing polystyrene using pyrolysis-gas chromatography/mass spectrometry

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05809J, Paper

Sheng-Hsiung Yang, Jermiah Y. Shen, Matt S. Chang, Gaston J. Wu
Strategies based on characterization of polystyrene using pyrolysis-GC/MS have contributed to the quantification of vehicle paints for forensic purposes.
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Doped silica nanoparticles for the detection of pharmaceutical terbinafine in latent fingerprints by mass spectrometry

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25187F, Paper

Angelina Yimei Lim, John Seviour
Detection of excreted pharmaceutical terbinafine along ridge lines of latent fingerprints via SALDI-TOF-MS.
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Electrochemical determination of tryptophan, uric acid and ascorbic acid at gold nanoparticles modified carbon paste electrode

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY00017B, Paper

mehdi ghoreishi, mohsen behpour, Faezeh Saeidinejad
A carbon paste electrode (CPE) modified with gold nanoparticles, was used as a selective electrochemical sensor for the simultaneous determination of tryptophan (Trp), uric acid (UA) and ascorbic acid (AA)....
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Multi-response optimization of sequential injection chromatographic method for determination of lisinopril and hydrochlorothiazide

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05876F, Paper

Abubakr M. Idris, Salih A. Naheid, Rafea E. E. Elgorashe, Mohamed A. H. Eltayeb, Ahmed O. Alnajjar
A 2³ full-factorial design matrix for screening the effect of buffer concentration, acetonitrile percentage and pH on the consumed mobile phase volume, resolution, baseline, retention time, peak symmetry and peak height of lisinopril (LSP) and hydrochlorothiazide (HTZ).
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Trace determination of linear alkylbenzene sulfonates using ionic liquid based ultrasound-assisted dispersive liquid-liquid microextraction and response surface methodology

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25302J, Paper

Majid Arvand, Elahe Bozorgzadeh, shahab shariati, M. A. Zanjanchi
A new method was developed for determination of linear alkylbenzene sulfonates (LASs) in environmental water samples using ionic liquid based ultrasound-assisted dispersive liquid-liquid microextraction (IL-USA-DLLME) coupled with spectrophotometry detection. Different...
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Central composite rotatable design in the development of a new method for optimization, voltammetric determination and electrochemical behavior of betaxolol in the presence of acetaminophen based on gold nanoparticles modified electrode

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25268F, Paper

mehdi ghoreishi, mohsen behpour, asma khoobi
In the present study, the oxidation peak current of the betaxolol in a 0.2 M Britton-Robinson buffer solution was optimized by experimental design for its determination in the presence of...
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Detection of native chondroitin sulfate impurities in heparin sodium with a colorimetric micro-plate based assay

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25198A, Communication

Timothy K. Toby, Cynthia D. Sommers, David A. Keire
Naked-eye detection of DS in heparin sodium API.
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Electrochemical sensing based on hemin-ordered mesoporous carbon nanocomposites for hydrogen peroxide

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25358E, Paper

Hongmei Cao, xiumei Sun, Yang Zhang, Chenyi Hu, nengqin Jia
The highly ordered mesoporous carbon (OMC) was used for the immobilization of hemin, and the electrochemical and electrocatalytic properties of the hemin-OMC nanocom- posites modified electrode were studied. The interaction...
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Concentration Determination of New Fungicide in River Water by Ultrasound-Assisted Emulsification Micro-extraction and Reversed-Phase High Performance Liquid Chromatography

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25372K, Paper

zhixi gao
Abstract: The concentration of fungicides pyrimethanil and imazalil in river water were determined by ultrasound-assisted emulsification micro-extraction (USAEME) and reversed-phase high performance liquid chromatography (RP-HPLC). The experimental parameters that affect...
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Rapid quantification of flavonoids in propolis and previous study for classification of propolis from different origins by using near infrared spectroscopy

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25184A, Paper

Rui Cai, Shisheng Wang, Yu Meng, Qinggang Meng, Weijie Zhao
A fast, simple and accurate near infrared spectroscopy (NIRs) method was investigated for the geographical origin discrimination and main flavonoids content determination of Chinese propolis. 150 samples from four provinces...
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Copper quantum cluster-polypyrrole composite film based zero current chronopotentiometric sensor for glutathione

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25342A, Paper

Varghese Saumya, Talasila P. Rao
Ion pair triggered copper quantum cluster deposition-based glutathione sensor.
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Development of a vortex-assisted ionic liquid microextraction method for the determination of aromatic amines in environmental water samples

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25056J, Paper

Xiu-Min Sun, Ying Sun, Li-Wei Wu, Chun-Zhu Jiang, Xi Yu, Yan Gao, Li-Ying Wang, Da-Qian Song
Novel vortex-assisted ionic liquid microextraction combined with UFLC for pre-concentration and determination of aromatic amines in water.
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Drug-Induced Hepatotoxicity: Application of mass spectrometry based metabonomics

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25413A, Critical Review

Ali ABOEL DAHAB, Norman Smith
Drug-induced hepatotoxicity (DIH) is an unpredictable and frequent event with the risk of a life threatening clinical course when it occurs. The detection of hepatotoxic effects is a continuous process...
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Quality control of routine sampling in chemical analysis

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY90022J, AMC Technical Brief

Analytical Methods Committee, AMCTB No 51
Samples from one target differ in composition from the target and from each other. Randomised duplication provides a basis for quality control of sampling and indicates when sampling uncertainty exceeds expectations.
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Sensor and biosensor to detect vascular graft infection: diagnosis and challenges

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25027F, Critical Review

Mamun Jamal
This is an Accepted Manuscript, which has been through the RSC Publishing peer review process and has been accepted for publication. Accepted manuscripts are published online shortly after acceptance. This version of the article will be replaced by the fully edited, formatted and proof read Advance Article as soon as this is available.
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Rapid Determination of Enantiomeric Excess of Protected Amino Acids by Catalytic Amounts of Chiral Reagent

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25102G, Communication

X Zhu, J Jiang, X Lei, X. Chen
A protocol for the determination of enantiomeric excess (ee) of protected chiral amino acids using the frequency shifts in nuclear magnetic resonance (NMR) spectra induced by catalytic amounts of chiral...
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A Novel Method to Determine Ciprofloxacin by Enhanced Electrochemiluminescence of Tb(bpy)23+/K2S2O8 System in aqueous solution

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25316J, Paper

junying liu, kun chen, baojun li, yinggui zhu
A simple and rapid electrochemiluminescence (ECL) method is developed by using Tb(bpy)23+/K2S2O8 System for the determination of trace amount ciprofloxacin (CPFX). Conditions for ECL emission were optimized. Under optimized condition,...
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A Hg2+ selective fluorescent chemosensor based on Rhodamine B thiohydrazide and its application in bioimaging

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25287B, Paper

Dan Xiao, Liping Wang, baozhan zheng, Yan Zhao, Juan Du
An easily prepared fluorescent turn-on chemosensor (RN2) for the detection of Hg2+ based on Rhodamine B thiohydrazide was designed and described. The sensor exhibited a highly sensitivity and selectivity toward...
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Direct processing of clinically-relevant large volume samples for the detection of sexually transmitted infectious agents from urine on a microfluidic device

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25075F, Paper

Cordula Kemp, Christopher Birch, Kirsty Shaw, Gavin Nixon, Peter Docker, John Greenman, Jim Huggett, Steve J Haswell, Carole Foy, Charlotte Dyer
Urine is a preferred specimen for nucleic acid-based detection of sexually transmitted infections (STIs) but represents a challenge for microfluidic devices due to low analyte concentrations. We present an extraction...
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Bi-detection system for separation-free simultaneous determination of erythrosine and sucrose in candy floss

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25220A, Communication

Xueyan Miao, Wei Wang, Zhen Fang, Bo Xiong, Zitong Wu, Xiaodong Zhou, Jiming Hu
A laser-induced fluorescence and retro-reflected beam interference bi-detection system is applied to the simultaneous determination of erythrosine and sucrose in candy floss.
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A sensitive and selective label-free DNAzyme-based sensor for lead ions by using a conjugated polymer

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25249J, Communication

Xia Chen, Hongliang Guan, Zhike He, Xiaodong Zhou, Jiming Hu
Novel functional oligonucleotides, especially DNAzymes with RNA-cleavage activity, evoke current research interest increasingly due to their potential applications in therapeutics and sensors.
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Biomagnetic glass beads for protein separation and detection based on surface-enhanced Raman scattering

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25244A, Paper

Lei Chen, Xiao Xia Han, Zhinan Guo, Xu Wang, Weidong Ruan, Wei Song, Bing Zhao, Yukihiro Ozaki
Aldehyde-functionalized magnetic glass beads for capturing proteins in solutions, which enhance biocompatibility and expand SERS-based detection methods.
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Development of a method for the direct determination of arsenate in honey by hydride generation atomic absorption spectrometry

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05875H, Paper

Heulla Pereira Vieira, Clesia Cristina Nascentes, Amarildo Germano, Claudia Carvalhinho Windmoller
Arsenate was evaluated in honey samples collected in Brazil using an innovative, fast and simple method based on hydride generation atomic absorption spectrometry.
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Novel fiber coated with nanoporous carbons for headspace solid-phase microextraction of chlorophenols from aqueous samples

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY00012A, Paper

Mansoor Anbia, Ali Haghi, Shahab Shariati
A novel solid phase microextraction (SPME) fiber coated by nanoporous carbons (CMK-5) was developed for the first time. The prepared material was characterized by X-ray diffraction (XRD), nitrogen adsorption-desorption and...
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EVALUATION OF THE DETECTION AND QUANTIFICATION LIMITS IN ELECTROANALYSIS USING TWO POPULAR METHODS: APPLICATION IN THE CASE STUDY OF PARAQUAT DETERMINATION

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25111F, Paper

Sergio A. S. Machado, Osmair Benedito Silva
In this work, the reduction reaction of paraquat herbicide was used to obtain analytical signals using the electrochemical techniques of differential pulse voltammetry, square wave voltammetry and multiple square wave...
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Highly Selective Fluorescent Recognition of Zn2+ in Water by Terpyridine-CuCl2

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25381J, Communication

Lin Pu
TpyCuCl2 (Tpy = 2,2':6',2''-Terpyridine) is found to be able to carry out fluorescent recognition of Zn2+ in aqueous solution. The investigation of the fluorescence responses of TpyCuCl2 to a range...
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Quantitative spot test analysis of soluble tannin in green tea using a portable diffuse reflectometer

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25361E, Paper

Marcelo B Lima, Stefani Iury E Andrade, Inaka S Barreto, Luciano F Almeida, E.C. Silva, Mario Cesar Ugulino Araujo
The study proposed a low cost and very simple quantitative spot test technique for determination of tannin in green tea samples using a portable diffuse reflectometer. The labmade instrument was...
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A Novel Method For Tyrosine Assessment in vitro by Using Fluorescence Enhancement of the Ion-Pair Tyrosine- Neutral Red Dye Photo probe

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25089F, Paper

ahmed youssef
A low cost and accurate method for the detection and analytical determination of the tyrosine in tablet and blood serum was developed. The method was based upon measuring the fluorescence...
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Recent advances in analytical calibration with multi-way data

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25064K, Critical Review

Alejandro C. Olivieri
This critical review discusses the advances which have taken place in recent years in the field of multi-way instrumental data, i.e., data which can be arranged into a mathematical object...
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Metabolomics of four TCM herbal products: Application of HPTLC analysis

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25373A, Paper

Olumuyiwa Lateefah Ogegbo, Saron Eyob, Snehal Parmar, ZT Wang, Sim Wan Annie Bligh
This metabolomics study involves the multivariate analysis (MVA) of the HPTLC fingerprints of non-polar phyto-chemicals in four popular medicinal herbs' dried roots 'radix' (Aster tataricus, Atractylodes lancea, Gentiana rigescens and...
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FAST MULTIRESIDUE METHOD FOR THE CONTROL OF PESTICIDE RESIDUES IN TOMATOES AND DERIVED PRODUCTS

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25189B, Paper

Antonio Silva-Rodriguez, Maria-Isabel Acedo-Valenzuela, Nielene Mora-Diez, A Munoz de la Pena, Teresa Galeano-Diaz
This is an Accepted Manuscript, which has been through the RSC Publishing peer review process and has been accepted for publication. Accepted manuscripts are published online shortly after acceptance. This version of the article will be replaced by the fully edited, formatted and proof read Advance Article as soon as this is available.
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Label-free methods for probing the interaction of Clioquinol with Amyloid-[small beta]

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25123J, Paper

Xin Ran Cheng, Vinci Wing Sze Hung, Simona Scarano, Marco Mascini, Maria Minnuni, Kagan Kerman
The presence of amyloid-[small beta] (A[small beta]) fibrils is characteristic of Alzheimer's disease (AD). Aggregation of these amyloidogenic proteins is a nucleation process. Surface Plasmon Resonance (SPR) and Acoustic Wave Sensor (AWS)...
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Ag+ and Cysteine Detection Based on Graphene Oxide and G-Quadruplex by Ag+-Guanine interaction

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25362C, Paper

lin liu, wenting liu, tingting hong, Xiaocheng Weng, qianqian zhai, Xiang Zhou
The sensitive and selective techniques for both Ag+ and Cys detection have been designed which are based on graphene oxide (GO) and G-quadruplex DNA. The G-quadruplex structure can capture fluorescent...
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Macro-micro modeling design in system-level and experiment for a micromixer

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25263E, Paper

Chong Liu, Xueye Chen, Zheng Xu, Junshan Liu, Liqun Du
A novel macro-micro modeling method has been presented for designing three-dimensional microfluidic devices in system-level. The macro model was used to solve mass transfer in simple modules of a microfluidic...
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Development of a Cataluminescence-based Method for Rapid Screening of de-NOx Catalysts

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25323B, Communication

Liyan Wu, Yantu Zhang, Sichun Zhang, Xinrong Zhang
Here we report a cataluminescence-based method in the combinatorial discovery of active catalysts for the NO reduction by C3H6. This method is based on the fact that the NO reduction...
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Direct determination of Zirconium and Silicon in Zircon by flame atomic absorption spectrometry using two rapid decomposition methods

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25177A, Paper

Abhay Yadav, Debdas Bhowmick, Nirmala Sikder
Analysis of zircon for its zirconia and silica content is important as part of quality control. Due to its exceptional thermal and chemical stability, decomposition is difficult under ordinary conditions....
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A quantitative assessment of the chemical variation in food grade polyethylene cling film, a common wrapping material for illicit drugs, using attenuated total reflection-Fourier transform infrared spectroscopy

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05889H, Paper

Stephen W. Holman, Trevor F. Emmett, Michael D. Cole
Quantitative high resolution ATR-FTIR spectroscopy demonstrates minimal chemical variation in a reference set of food grade polyethylene cling film.
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Magnetic microbead-based enzyme immunoassay for ovalbumin using hydrodynamic voltammetry and fluorometric detection

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05738G, Paper

Hideki Kuramitz, H. Brian Halsall, William R. Heineman
A paramagnetic microbead-based enzyme immunoassay was demonstrated for detecting ovalbumin (OVA).
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High performance liquid chromatography (HPLC) method coupled with resonance Rayleigh scattering detection for the determination of isepamicin

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25127B, Paper

Jinxia Tang, Jingdong Peng, Lei Zhang, Ying Xiao
Scanning electron microscopy was used for proving the changes of the congregation size after reaction. It can be applied to analyze isepamicin in plasma samples with satisfactory results.
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Improving the accuracy and precision of an arsenic field test kit: increased reaction time and digital image analysis

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05655K, Paper

James Kearns, Julian Tyson
Analytis of digital images from a flat-bed scanner improves the precision of an arsenic field test kit and decreases the numbers of false positives and false negatives.
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Novel sensor fabrication for the determination of nanomolar concentrations of Ce3+ in aqueous solutions

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY00005A, Paper

Hasan Bagheri, Abbas Afkhami, Mohammad Saber-Tehrani, Ali Shirzadmehr, Seyed Waqif Husain, Hosein Khoshsafar, Masoumeh Tabatabaee
A new nanocomposite was prepared and used to construct a chemically-modified carbon paste electrode, which could selectively determine cerium(III) ions in aqueous samples.
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Statistical analysis of discrete encapsulation of nanomaterials in colloidal capsules

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25105A, Paper

Tatsuya Sakakura, Kazuya Nishimura, Hiroaki Suzuki, Tetsuya Yomo
The number of nano-sized polymer beads and lambda-phage DNA in lipid vesicles (liposomes) is evaluated as a model system to reveal the stochasticity in encapsulation processes.
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Fabrication of a fast, simple and sensitive voltammetric sensor for the simultaneous determination of 4-aminohippuric acid and uric acid using a functionalized multi-walled carbon nanotube modified glassy carbon electrode

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05900B, Paper

Jahan Bakhsh Raoof, Reza Ojani, Mehdi Baghayeri, Farzaneh Ahmadi
Simple, sensitive and fast electrochemical sensor for simultaneous determination of uric acid and 4-aminohippuric acid as important markers for evaluating renal function.
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Electrochemical study of weak inclusion complex interactions by simultaneous MCR-ALS analyses of potential step-chronoamperometric data matrices

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05767K, Paper

Bahram Hemmateenejad, Afsaneh Safavi, Fatemeh Honarasa
Multivariate curve resolution-alternative least square was employed to analyse the potential step-chronoamperometric data matrices obtained through titration of dopamine with cyclodextrine. The equilibrium constant of the formed inclusion complex was calculated.
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Silver nanoparticles in the presence of Ca2+ as a selective and sensitive probe for the colorimetric detection of cysteine

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05848K, Paper

Salahaddin Hajizadeh, Khalil Farhadi, Mehrdad Forough, Rahim Molaei
SDS-AgNPs in the presence of Ca²⁺ and NaCl was used to develop a highly selective and sensitive cysteine colorimetric sensor.
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Comparison of matrix solid-phase dispersion and modified QuEChERS methods for extraction of pesticide residues from onion

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05491D, Paper

Sherol Acosta Rodrigues, Sergiane Souza Caldas, Marcia Helena Scherer Kurz, Liziara da Costa Cabrera, Fabio Andrei Duarte, Renato Zanella, Ednei Gilberto Primel
MPSD and modified QuEChERS methods were compared for extraction of pesticide residues from onion.
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Extraction and determination of biphenyl and biphenyl oxide in water samples by using ultrasound-assisted emulsification microextraction-gas chromatography-flame ionization detection

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25176K, Paper

Hossein Ali Mashayekhi, Mohammad Rezaee, Naser Montazeri, Majid Haji Hosseini, Mohammad Reza Pourjavid, Shirin Sadeghi Garmaroudi
We propose a fast, simple and efficient method for determination of biphenyl and biphenyl oxide in water samples using ultrasound-assisted emulsification microextraction.
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Detection and removal of mercury and lead ions by using gold nanoparticle-based gel membrane

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05872C, Paper

Yen-Fei Lee, Fan-Hua Nan, Min-Jane Chen, Hao-Yang Wu, Chih-Wei Ho, Yi-You Chen, Chih-Ching Huang
The agarose gel was used to trap BSA-capped gold nanoparticles (Au NPs@BSA), leading to the preparation of a nanocomposite film of Au NPs@BSA-decorated agarose gel membrane (Au NPs@BSA/AGM) for removal and detection of Hg²⁺ or Pb²⁺ in natural waters.
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Simultaneous determination of hydroquinone, catechol, resorcinol and nitrite using gold nanoparticles loaded on poly-3-amino-5-mercapto-1,2,4-triazole-MWNTs film modified electrode

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25097G, Communication

Cun Wang, Ruo Yuan, Yaqin Chai, Fangxin Hu
Au/pAMTa-MWNTs modified electrode exhibited high selectivity for the simultaneous determination of hydroquinone, catechol, resorcinol and nitrite.
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Feasibility research on rapid detection of dimethoate in water by near-infrared spectroscopy

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY05906A, Paper

Yilong Su, Bingren Xiang, Jianping Xu
The rapid detection of dimethoate in water by NIR without extraction or other preparation is reported. The whole operating procedure is convenient, low cost and environmentally acceptable.
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A strategy of small sample modeling for multivariate regression based on improved Boosting PLS

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25065A, Paper

Qianxuan Zhang, Qingbo Li, Guangjun Zhang
In the multivariate calibration technology, the problem of small sample modeling existed due to kinds of the actual situation restrictions. Traditional regression method like PLS could not extract the enough...
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Al3+ induced green luminescent fluorescent probe for cell imaging and naked eye detection

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25226K, Communication

Debasis Das, Debasis Karak, Sisir Lohar, Animesh Sahana, Subarna Guha, Arnab Banerjee
A novel Al3+ selective ratiometric fluorescent probe, 1-((E)-(4-aminopyrimidin-5ylimino)methyl) naphthalene-2-ol (L) has been synthesized by condensing 2-hydroxy naphthaldehyde with 4,5-diamino pyrimidine. It binds Al3+ in 1:1 stoichiometry having association constant (Ka)...
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Fluorescence-based optical fiber analyzer for catecholamines determination

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25076D, Paper

Lurdes I.B. Silva, Katia Duarte, Ana C. Freitas, Teresa S. L. Panteleitchouk, Teresa A. P. Rocha-Santos, Eduarda Pereira, A. C. Duarte
An optical fibre (OF) analyzer for measuring of catecholamine (dopamine, norepinephrine and epinephrine) in biological samples with induced fluorescence was developed. The analytical set-up included a chromatographic column for catecholamine...
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Simultaneous Determination of Myriocin-like Long-chain Bases in Cordyceps by HPLC-UV with Pre-column Derivatization

Anal. Methods, 2012, Accepted Manuscript
DOI: 10.1039/C2AY25355K, Paper

Jia-Wen Yu, Jie Zhao, Qin Xiao, Feng-Qing Yang, Xian-Bing Mao
Determination of myriocin-like long-chain bases (MLBs) is important for physiological and pharmacological studies of Cordyceps. Herein, a simple and sensitive reversed-phase liquid chromatographic method, based on the pre-column derivatization with...
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LC-MS based assay method for DPP-IV inhibitor screening and substrate discovery

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25142F, Paper

Jingjing Liu, Xueheng Cheng, Lei Fu
We report an LC-MS method for the DPP-IV inhibitors screening and find two compounds with good DPP-IV enzyme inhibiting activity. We also report two tripeptide substrates which are water-soluble and stable in aqueous solution, have low background in biological samples, and can be quickly proteolyzed.
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Potentiometric glucose biosensing using camphor sulfonic acid doped polyaniline

Anal. Methods, 2012, Advance Article
DOI: 10.1039/C2AY25215E, Paper

T. Sowmiya, A. Ananthi, S. Anandhakumar, J. Mathiyarasu
Potentiometric glucose sensing was demonstrated using a PANI-CSA-GOD-Nafion composite film modified glassy carbon electrode. The sensing platform offered a sensitivity of 0.09 mV mM^-1 for glucose detection.
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