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Showing papers in "Talanta in 2017"


Journal ArticleDOI
01 Apr 2017-Talanta
TL;DR: Techniques for the determination of nitrite and/or nitrate developed during the past 15 years have become more attractive due to its facility availability, high sensitivity and selectivity, low limits of detection and low-cost.

306 citations


Journal ArticleDOI
01 Nov 2017-Talanta
TL;DR: This review provides current progress of aptamers for environmental and biological monitoring of heavy metals using the nanomaterials mainly in two groups: (i) aptamer based biosensors (aptasensors) and (ii) aptafer based biosorbents (aptAsorbents).

158 citations


Journal ArticleDOI
15 May 2017-Talanta
TL;DR: The synthesis of a novel nanocomposite comprised of SiO2-coated magnetic graphene oxide modified with a pyrrole-thiophene (mGO/SiO2@coPPy-Th) copolymer is reported in the present work.

149 citations


Journal ArticleDOI
Fengli Qu1, Haimeng Pei1, Rongmei Kong1, Shuyun Zhu1, Lian Xia1 
01 Apr 2017-Talanta
TL;DR: The detection of ALP in human serum was conducted with satisfactory results, demonstrating its potential applications in clinical diagnosis and an efficient fluorescence probe based on a CDs-MnO2 nanosheet for rapid and selective detection of ALP was reported for the first time.

138 citations


Journal ArticleDOI
15 Aug 2017-Talanta
TL;DR: The developed MSPE-HPLC-ICP-MS method was validated by the speciation of mercury in the Certified Reference Material of DORM-2 dogfish as well as real-world samples including environmental water, wastewater, tap water and fish samples, and it has the advantages of simple operation, rapid separation, high sensitivity, high enrichment factor.

138 citations


Journal ArticleDOI
15 May 2017-Talanta
TL;DR: The results indicate that the e-tongue system can be used as a rapid, simple and low cost alternative in the analyses of OPs pesticide solutions below the concentration range permitted by legislation of some countries.

134 citations


Journal ArticleDOI
01 Jun 2017-Talanta
TL;DR: New natural deep eutectic solvents could be an alternative to traditionalsolvents for the extraction of isoflavones and can be used as sustainable and safe extraction media for another applications.

133 citations


Journal ArticleDOI
01 Apr 2017-Talanta
TL;DR: Investigation of the analytical performances of a state-of-the-art device, one of the smallest dispersion NIR spectrometers on the market (MicroNIR 1700), making a critical comparison with a benchtop FT-Nir spectrometer in the evaluation of the prediction accuracy shows the suitability of the portable Micro-NIR for in field monitoring of chemical parameters of interest in acerola fruits.

130 citations


Journal ArticleDOI
01 Jan 2017-Talanta
TL;DR: The scope of this review is to summarize the advancements made in the development of electrochemical biosensors for the rapid detection of one of the most common foodborne pathogens, Escherichia coli O157:H7.

123 citations


Journal ArticleDOI
01 Jun 2017-Talanta
TL;DR: In this work, a self-powered microbial fuel cell (MFC)-based biosensor was developed for detecting toxicity in water containing heavy metal ions and the experimental results exhibited the feasibility and potential of the self- powered biosensor in detecting toxicities in watercontaining heavyMetal ions.

117 citations


Journal ArticleDOI
01 Aug 2017-Talanta
TL;DR: The principle, optimization variables, advantages and disadvantages and some selected applications of DLLME-SFOD in water, food and biomedical analysis are discussed.

Journal ArticleDOI
01 Mar 2017-Talanta
TL;DR: This review focuses on the application of solid-phase microextraction method coupled with molecularly imprinted polymers, namely Molecularly imprinting and SPME methods combination, for trace determination in drug analysis.

Journal ArticleDOI
01 Mar 2017-Talanta
TL;DR: Through catalyzing the oxidization of 3,3',5,5'-Tetramethylbenzidine in the presence of H2O2, the Fe-N-CDs exhibited a superior catalytic performance over horseradish peroxidase (HRP), suggesting their potential applications in catalytic area.

Journal ArticleDOI
Feng Zhang1, Hua Yao1, Yifan Zhao1, Xing Li1, Gaowei Zhang1, Yangyi Yang1 
01 Nov 2017-Talanta
TL;DR: An anti-interfere ability enhanced luminescent sensor of lanthanide metal-organic framework (Ln-MOF) filled mixed matrix membranes (MMMs) that provides a functional platform for simple yet useful in sensing of NFAs in environment and biology systems is reported.

Journal ArticleDOI
15 May 2017-Talanta
TL;DR: This review describes the novel configurations and progressive applications of magnetic molecularly imprinted polymers to the drug analysis and the advantages and drawbacks of each methodology, as well as the future expected trends, are evaluated.

Journal ArticleDOI
01 Dec 2017-Talanta
TL;DR: These findings demonstrate that each kind of the CQDs lend itself to quite distinct analytical applications, and their low cytotoxicity reinforces their applicability towards cell bioimaging and intracellular detection of Fe3+, which were further studied.

Journal ArticleDOI
01 Jun 2017-Talanta
TL;DR: This work investigated the application of DESs as a new class of carriers for CNT based nanofluids and developed a new DES magnetic bucky gel based dispersive solid phase extraction method that was successfully used for the determination of OCPs with good reproducibility and recovery.

Journal ArticleDOI
01 Jan 2017-Talanta
TL;DR: An application of diffuse reflectance infrared Fourier transform spectroscopy (DRIFTS) and chemometric techniques for evaluating adulteration of saffron with six characteristic adulterants of plant origin, i.e. C. sativus stamens, calendula, safflower, turmeric, buddleja, and gardenia is presented.

Journal ArticleDOI
01 Apr 2017-Talanta
TL;DR: This method was successfully applied to determine methadone in water and biological samples with an appropriate recovery about 98.4-101.2% and the precision, as the relative standard deviation (RSD) was <6% respectively.

Journal ArticleDOI
01 May 2017-Talanta
TL;DR: By virtue of excellent sensitivity, specificity and repeatability, the present electrochemical biosensor provides a potential application in point-of-care cancer diagnosis.

Journal ArticleDOI
01 Jan 2017-Talanta
TL;DR: The proposed sensor exhibited a higher sensitivity towards Cd(II), Pb(II, As(III) and Hg(II) metal ions with a lowest detection limit of 2.8, 1.41, 2.3 and 1.6nM respectively and hence the developed sensor can be deployed for detecting heavy metal ions in water bodies.

Journal ArticleDOI
01 Jul 2017-Talanta
TL;DR: MIL-101(Cr)@GO exhibited remarkable advantages when applied as sorbent in the dispersive micro-solid phase extraction (DMSPE) for the enrichment of the trace sulfonamides from milk samples for the first time.

Journal ArticleDOI
01 Nov 2017-Talanta
TL;DR: This mini-review is focussed on proteins involved in microbial synthesis of Se NPs and on instrumental analysis of these processes and their products (biogenic nanostructured selenium particles functionalised by a surface-capping layer of various biomacromolecules).

Journal ArticleDOI
01 Apr 2017-Talanta
TL;DR: A sandwich aptamer-based screen-printed carbon electrode (SPCE) using chronoamperometry for the detection of cardiac troponin I (cTnI), one of the promising biomarkers for acute myocardial infarction (AMI), showed high sensitivity over other proteins and is anticipated to become an innovative diagnostic tool for AMI.

Journal ArticleDOI
01 Dec 2017-Talanta
TL;DR: A novel ultrasound-assisted liquid phase microextraction (UALPME) based on environmental friendly extractants, deep eutectic solvent (DES) was first time presented for speciation of selenium.

Journal ArticleDOI
15 May 2017-Talanta
TL;DR: The proposed sensor was successfully applied in the analysis of CAP in honey and achieved satisfying recovery and the sensitivity of EPC modified GCE (EPC/GCE) was greatly improved in compare with that of the DPC modification.

Journal ArticleDOI
01 Mar 2017-Talanta
TL;DR: The proposed MIPs electrochemical biosensor exhibited specific recognition to HIV-p24 and displayed a broad linear detection range from 1.0×10-4 to 2ng cm-3 with a low detection limit of 0.083pgcm-3 (S/N=3).

Journal ArticleDOI
01 Nov 2017-Talanta
TL;DR: A novel electrochemical sensor based on UiO-66/MC was constructed for simultaneous and sensitive determination of dihydroxybenzene isomers (DBIs) of hydroquinone, catechol (CT) and resorcinol (RS) and displays excellent electrocatalytic activity toward the oxidation of HQ, CT and RS.

Journal ArticleDOI
01 Jul 2017-Talanta
TL;DR: A novel bisphenol A sensor via a facile one step electrochemical reduction of graphene oxide (rGO) and cuprous oxide (Cu2O) nanocomposite modified glassy carbon electrodes is reported, which has been successfully used for detecting BPA in environmental water samples.

Journal ArticleDOI
01 Nov 2017-Talanta
TL;DR: The proposed method was successfully applied for the simultaneous determination of paracetamol and CIP in synthetic biological fluid samples and showed good reproducibility, repeatability and stability.