World Congress on Biosensors 2014

World Congress on Biosensors 2014
Biosensors 2014

Tuesday, 2 April 2013

Just Published: Trends in Analytical Chemistry

A new issue of this journal has just been published. To see abstracts of the papers it contains (with links through to the full papers) click here:
Selected papers from the latest issue:

In the news   

Pages v-xii


Ultrasound-assisted analytical emulsification-extraction   Review Article

Pages 1-13
M.M. Delgado-Povedano, M.D. Luque de Castro


► An overview of state of the art of ultrasound-assisted emulsification-extraction. ► Ultrasound-assisted emulsification-extraction compared to other separation techniques. ► Negative aspects and trends in ultrasound-assisted emulsification-extraction.

Chromatographic response functions in 1D and 2D chromatography as tools for assessing chemical complexity   Review Article

Pages 14-23
João T.V. Matos, Regina M.B.O. Duarte, Armando C. Duarte


► A new way of classifying chromatographic response functions (CRFs) is discussed. ► CRFs are classified according to the origin and the representativeness of the sample. ► CRFs are classified according to the aim of the analysis – target and non-target. ► Critical evaluation of the different functions in 1D and 2D chromatography.

Advances in point-of-care technologies with biosensors based on carbon nanotubes   Review Article

Pages 24-36
Celine I.L. Justino, Teresa A.P. Rocha-Santos, Armando C. Duarte, Teresa A.P. Rocha-Santos


► We review current biosensors based on carbon nanotubes developed for point of care. ► We identify advances in biosensing technologies to improve global healthcare. ► We emphasize analytical improvements in clinical research for disease diagnosis.



► Harmonizing requirements for analytical monitoring of drinking water in Europe. ► Updating analytical requirements for laboratories monitoring drinking water in Europe. ► Experts’ proposal for laboratory performance monitoring drinking water in Europe. ► Proposal is basis for revision of European Union’s Drinking Water Directive.



► 22 persistent organic pollutants are regulated under the Stockholm Convention. ► Sample preparation, analyte separation and detection in accurate measurement of POPs. ► Gas chromatography is still a prominent chromatographic technique for non-polar POPs. ► Mass spectrometry is prevailing in sensitive, selective detection in POPs measurement. ► Certified reference materials and comparisons measure the QA of POPs laboratories.



► Dynamic bioaccessibility tests as a new tool for evaluation of trace-element exposure. ► Critical evaluation of distinct (semi)automatic flow-through extraction techniques. ► Overcoming pressure drop and lack of sample representativeness. ► Overcoming limited sample throughput in evaluation of trace-element exposure. ► Analytical features of relevant papers published since 2005.

Greening sample preparation in inorganic analysis   Review Article

Pages 79-92
Diogo L. Rocha, Alex D. Batista, Fábio R.P. Rocha, George L. Donati, Joaquim A. Nóbrega


► Environment-friendly strategies for sample preparation for inorganic analysis. ► Strategies for sample decomposition with minimal amounts of acid. ► Strategies for analyte extraction and sample clean-up without organic solvents. ► Microextraction for inorganic analysis. ► Greener methods for sample preparation without affecting analytical performance.

Mesoporous silica materials for use in electrochemical immunosensing   Review Article

Pages 93-106
Mohammad Hasanzadeh, Nasrin Shadjou, Eskandar Omidinia, Morteza Eskandani, Miguel de la Guardia


► Recent advances in silica-based electrochemical immunosensing. ► Electroanalytical application of silica-based materials on immunosensing. ► Silica materials provide a platform for development of electrochemical immunosensing. ► Novel immunosensor methods using silica-based mesoporous materials.

Coupling surface-plasmon resonance and mass spectrometry to quantify and to identify ligands   Review Article

Pages 107-120
E.C.A. Stigter, G.J. de Jong, W.P. van Bennekom


► Combining SPR quantification with protein and ligand identification by MS. ► Advances in on-chip SPR-MS and sample elution prior to MS analysis. ► Multi-analyte SPR-MS improves throughput. ► Instrumentation development may include combination of MS with alternative sensor principles.

  Meeting report



► This report is on the 2012 James L. Waters symposium on hand-held XRF spectrometers. ► Lee Grodzins and Andrew Ellis described development of hand-held XRF spectrometers. ► Stanislaw Piorek detailed the evolution of analysis with hand-held XRF analyzers. ► Alan Huber explained Amptek’s role development of hand-held XRF detectors. ► Charles Jensen reviewed performance improvements in miniature X-ray sources.

  Technological Innovation in Micro/Nano-Sample Preparation


High-throughput solid-phase microextraction in multi-well-plate format   Review Article

Pages 136-153
Dajana Vuckovic


► Recent strategies for automation of SPME in multi-well plate format are described. ► Automated 96-well SPME provides the highest throughput of SPME to date. ► Best configuration of automated SPME critically depends on the application objectives. ► Whole blood and waste effluents are directly compatible with no sample pre-treatment required. ► Monolithic and biocompatible coatings address the historical limitations of SPME.

Recent progress in in-vivo sampling and analysis   Review Article

Pages 154-168
Florin Marcel Musteata


► Current progress in and analysis of live samples are reviewed. ► Analytical methods can be invasive for the sample or the environment, or simulated. ► Microsampling and nanosampling are best for minimal impact on the live sample.



► Critical review of using molecularly-imprinted polymers (MIPs) in sample preparation. ► Molecularly-imprinted polymers (MIPs) used in SPE, SPME and SBSE. ► Molecularly-imprinted polymers (MIPs) used with MSPD and liquid membranes.

Advances in monolithic materials for sample preparation in drug and pharmaceutical analysis   Review Article

Pages 182-196
Akira Namera, Takeshi Saito


► New sample-preparation methods for drug analysis in biological materials. ► The advantages of monolithic materials in bioanalysis. ► Devices for polymer monolith microextraction, pipette-tip and spin-column extraction. ► We describe promising sample-extraction methods for monolithic materials.

Innovations in sol-gel microextraction phases for solvent-free sample preparation in analytical chemistry   Review Article

Pages 197-218
Abuzar Kabir, Kenneth G. Furton, Abdul Malik


► We reviewed recent advances in sol-gel-mediated microextraction media. ► Sol-gel technology continues to offer new sorbents with unique attributes. ► We discuss the basics of sol-gel technology for microextraction sorbents. ► We present advances in new formats and substrates for microextraction. ► We report on major polymers, precursors, and additives for sol-gel sorbents.

Ionic liquid and polymeric ionic liquid coatings in solid-phase microextraction   Review Article

Pages 219-232
Honglian Yu, Tien D. Ho, Jared L. Anderson


► Review of ionic liquid (IL) and polymeric IL (PIL) sorbent coatings for SPME. ► Advances in loading methodologies for sorbent coatings for SPME are introduced. ► Engineering and design of selective sorbent coatings for SPME. ► Unique properties of ionic liquids (ILs) and polymeric ILs (PILs) for SPME.

Synthesis and applications of functionalized magnetic materials in sample preparation   Review Article

Pages 233-247
Xiao-Shui Li, Gang-Tian Zhu, Yan-Bo Luo, Bi-Feng Yuan, Yu-Qi Feng


► We discuss synthesis and characterization of functionalized magnetic materials. ► Functionalized magnetic materials applied to biological macromolecules of proteome. ► Applications of functionalized magnetic materials to food-contaminant analysis.

Nanostructured membranes in analytical chemistry   Review Article

Pages 248-263
Madhuleena Bhadra, Somenath Mitra

Graphical abstract


► Development of nanostructured membranes. ► Membranes fabricated using zeolites, and carbon, halloysite and gold nanotubes. ► Membranes also made using carbon molecular sieve, carbon black-polydimethylsiloxane. ► Aligned carbon nanotubes in membranes. ► Carbon-nanotube membranes in extraction, pervaporation and membrane distillation.

Recent advances in micro-sample preparation with forensic applications   Review Article

Pages 264-279
Abuzar Kabir, Howard Holness, Kenneth G. Furton, José R. Almirall


► We review recent advances in forensic micro sample preparation techniques. ► Solvent-free and solvent-minimized techniques continue to dominate. ► Sample preparation in trace evidence, forensic toxicology, and fire-debris analysis. ► We review sample preparation in human-odor and human-remain volatiles. ► We covered preparations in environmental samples prior to analysis.

Applications of stir-bar sorptive extraction to food analysis   Review Article

Pages 280-293
Migaku Kawaguchi, Akiko Takatsu, Rie Ito, Hiroyuki Nakazawa


► Application of stir-bar sorptive extraction (SBSE) to food samples. ► Novel coating materials for stir-bar sorptive extraction (SBSE) from food samples. ► The first review devoted to food analysis using stir-bar sorptive extraction (SBSE). ► Papers about food analysis using stir-bar sorptive extraction (SBSE) are increasing.

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