What’s HOT? Highlights from Issue 7

Protein-gold nanoclusters for identification of amino acids by metal ions modulated ratiometric fluorescence

Wang et al., Analyst, 2012, 137, 1618-1623

There are a few HOT Comms and papers we’d like to bring to your attention in the latest issue of Analyst.

Featuring fluorescence assays, nanoparticle-based methods, multivariate regression in analytical chemistry,  and chromatography: we hope you’ll find something to interest you.

Don’t forget to browse Issue 7 via the Analyst homepage.

See what’s HOT and access all the papers in full

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Issue 7 available now

Analyst, 2012, Vol. 137, front cover, featuring work from Leon Barron

Gilchrist et al., Analyst, 2012, 137, 1576-1583

Our latest issue is now online, with three excellent cover articles for you to enjoy.

The dramatic front cover features work from Leon Barron and colleagues at King’s College London.  They used capillary-scale ion chromatography and suppressed conductivity detection to probe gunshot residue, sweat and latent fingerprints in order to detect low molecular weight anions at the fg–pg level.

Find out how their work could help forensic analysis, and see what features on the other two covers of this issue

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HOT article: Single molecule probles of membrane structure

Characterizing single molecule orientations of six BODIPY probes doped into monolayers of DPPC

Armendariz et al., Analyst, 2012, 137, 1402-1408

This HOT article from Professor Robert Dunn of Kansas University will be part of our upcoming ‘Single’ themed issue, Guest Edited by Henry S. White.

Fluorescence microscopy is one of the most widely used approaches for probing structural and dynamic attributes of both model and natural membranes, and single molecule fluorescence measurements have recently been used to probe the orientation of fluorescent lipid analogs doped into lipid films at trace levels.

Find out how Prof. Dunn has extended this work and read the full paper

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Top ten most accessed articles in January

This month sees the following articles in Analyst that are in the top ten most accessed:-

Modern analytical techniques in metabolomics analysis 
Aihua Zhang ,  Hui Sun ,  Ping Wang ,  Ying Han and Xijun Wang  
Analyst, 2012, 137, 293-300 DOI: 10.1039/C1AN15605E    

Surface enhanced Raman scattering for multiplexed detection 
Jennifer A. Dougan and Karen Faulds  
Analyst, 2012, 137, 545-554 DOI: 10.1039/C2AN15979A     

Dual-emission quantum dots nanocomposites bearing an internal standard and visual detection for Hg2+ 
Xiangying Sun ,  Bin Liu and Yibang Xu  
Analyst, 2012, 137, 1125-1129 DOI: 10.1039/C2AN16026A    

Novel nanobiotechnological concepts in electrochemical biosensors for the analysis of toxins 
Mònica Campàs ,  Diana Garibo and Beatriz Prieto-Simón  
Analyst, 2012, 137, 1055-1067 DOI: 10.1039/C2AN15736E     

Sensitive sandwich ELISA based on a gold nanoparticle layer for cancer detection 
Feng Zhou ,  Mengmeng Wang ,  Lin Yuan ,  Zhenping Cheng ,  Zhaoqiang Wu and Hong Chen 
Analyst, 2012, Advance Article DOI: 10.1039/C2AN16257A    
 
Spectrophotometric detection of tyrosinase activity based on boronic acid-functionalized gold nanoparticles 
Sa Li ,  Langyong Mao ,  Yaping Tian ,  Joseph Wang and Nandi Zhou 
Analyst, 2012, 137, 823-825 DOI: 10.1039/C2AN16085D     

Stable fluorescent gold nanoparticles for detection of Cu2+ with good sensitivity and selectivity 
Yongming Guo ,  Zhuo Wang ,  Huawu Shao and Xingyu Jiang  
Analyst, 2012, 137, 301-304 DOI: 10.1039/C1AN15877E     

Graphene and graphene-based nanomaterials: the promising materials for bright future of electroanalytical chemistry 
Xiao-mei Chen ,  Geng-huang Wu ,  Ya-qi Jiang ,  Yi-ru Wang and Xi Chen  
Analyst, 2011, 136, 4631-4640 DOI: 10.1039/C1AN15661F     

Upconversion nanoparticles in biological labeling, imaging, and therapy 
Feng Wang , Debapriya Banerjee , Yongsheng Li ,Xueyuan Chen and Xiaogang Liu  
Analyst, 2010, 135, 1839-1854 DOI: 10.1039/C0AN00144A    

Probing gunshot residue, sweat and latent human fingerprints with capillary-scale ion chromatography and suppressed conductivity detection 
Elizabeth Gilchrist, Norman Smith and Leon Barron  
Analyst, 2012, Advance Article DOI: 10.1039/C2AN16126E     

Why not take a look at the articles today and blog your thoughts and comments below.

Fancy submitting an article to Analyst? Then why not submit to us today or alternatively email us  your suggestions.

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Meet Professor Joseph Wang

“Electrochemistry has a very bright future, limited only by our imagination.”

Picture of Professor Joe Wang of UCSD

Professor Joe Wang, UCSD

At the Eirelec ’11 meeting in Adare, Republic of Ireland last year, Professor Mike Lyons of Trinity College met Professor Joseph Wang of the University of California, San Diego.  They spoke about Joe’s journey to becoming such a respected scientist, and what he feels about the future for the field of electrochemistry.

Find out about the woman who inspired him and why he thinks it’s an exciting time to be a new researcher

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Highlights from issue 6

The latest issue of Analyst features several HOT articles and a Minireview on single-stranded DNA production, all of which will be free to access until the 15th March 2012.  Don’t forget you can browse the whole issue via the Analyst homepage, or register for our free e-alerts.

Minireview

Single-stranded DNA (ssDNA) production in DNA aptamer generation, Citartan Marimuthu, Thean-Hock Tang, Junji Tominaga, Soo-Choon Tan and Subash C. B. Gopinath, Analyst, 2012, 137, 1307-1315

Find out what’s HOT in Issue 6

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Analyst issue 6 now online

Analyst issue 6 is now published online with three exciting articles featured on the covers!

The front cover of this issue highlights work by Jin Cheng and colleagues from Tsinghua University and the National Engineering Research Centre for Beijing Biochip Technology, China.  The group developed an electrical cell-substrate impedance sensing system for assessing in vitro cytotoxicity of anticancer drugs in a human kidney cell model.  This system allowed for continuous and automatic measurements with a better resolution for drugs with different toxicity profiles.

Read more about the research on our covers

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18th Australian Electrochemistry Symposium, 15 April 2012

The 18th Australian Electrochemistry Symposium, sponsored by Analyst and Analytical Methods, runs all day on Sunday 15th April, at the Resources and Chemistry Precinct, Curtin University, Australia.

As well as a contributed lecture programme and poster session, there will be three keynote lectures by the 2012 medallists of the Electrochemistry Division of the Royal Australian Chemical Institute (ED-RACI):

  • Joe Wang (University of California – San Diego), speaking on motion-based biosensing, is the 2012 Breyer Medallist
  • Justin Gooding (University of New South Wales), speaking on dispersible electrodes, is the 2012 Stokes Medallist
  • Jie Zhang (Monash University), speaking on reactions in ionic liquids, is the 2012 Bond Medallist

The meeting is being coordinated by Analyst Advisory Board member, Damien Arrigan, and further information can be found online.

 18th Australian Electrochemistry Symposium, Curtin University, 15 April 2012

Read some papers from the keynote speakers below:

Stamp Transfer Electrodes for Electrochemical Sensing on Non-Planar and Oversized Surfaces
Joshua Ray Windmiller, Amay Jairaj Bandodkar, Serguey Parkhomovsky and Joseph Wang
Analyst, 2012, Accepted Manuscript
DOI: 10.1039/C2AN35041F

Wearable electrochemical sensors for in situ analysis in marine environments
Kerstin Malzahn, Joshua Ray Windmiller, Gabriela Valdés-Ramírez, Michael J. Schöning and Joseph Wang
Analyst, 2011, 136, 2912-2917
DOI: 10.1039/C1AN15193B

Development of an electrochemical immunosensor for the detection of HbA1c in serum
Guozhen Liu, Sook Mei Khor, Sridhar G. Iyengar and J. Justin Gooding
Analyst, 2012, 137, 829-832
DOI: 10.1039/C2AN16034J
From collection: Future Electroanalytical Developments

Critical Review: Practical considerations associated with voltammetric studies in room temperature ionic liquids
Jie Zhang and Alan M. Bond
Analyst, 2005, 130, 1132-1147
DOI: 10.1039/B504721H

Follow Analyst on Twitter: @analystrsc

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New scanner for liquids at airports

The Insight 100 scanner which uses SORS to scan liquids

Insight 100 (Credit: Cobalt Light Systems)

The early-stage company Cobalt Light Systems has received European approval for its revolutionary INSIGHT100 bottle scanner, which could enable aircraft passengers to have liquid items larger than 100ml in their carry-on luggage.

The scanner uses Spatially Offset Raman Spectroscopy (SORS), a technique developed by Analyst Editorial Board member, Prof. Pavel Matousek of the STFC Rutherford Appleton Laboratory.

Pavel says, “Since STFC made the breakthrough in discovering SORS a few years ago, we have worked closely with the team at Cobalt Light Systems to develop and refine this technology. It is particularly exciting to see how this particular scientific development could now go on to make a real difference to the safety and wellbeing of our society.”

Find out more in the full STFC press release here.

Take a look at some of Pavel’s work below:

Minireview: Non-invasive analysis of turbid samples using deep Raman spectroscopy
Kevin Buckley and Pavel Matousek
Analyst, 2011, 136, 3039-3050
DOI: 10.1039/C0AN00723D
From collection Grand Challenges in Analytical Chemistry

Towards a safe non-invasive method for evaluating the carbonate substitution levels of hydroxyapatite (HAP) in micro-calcifications found in breast tissue
Marleen M. Kerssens, Pavel Matousek, Keith Rogers and Nicholas Stone
Analyst, 2010, 135, 3156-3161
DOI: 10.1039/C0AN00565G
From themed issue Optical Diagnosis

Critical Review: Emerging concepts in deep Raman spectroscopy of biological tissue
Pavel Matousek and Nicholas Stone
Analyst, 2009, 134, 1058-1066
DOI: 10.1039/B821100K
From themed issue Optical Diagnosis

Subsurface probing of calcifications with spatially offset Raman spectroscopy (SORS): future possibilities for the diagnosis of breast cancer
Nicholas Stone, Rebecca Baker, Keith Rogers, Anthony William Parker and Pavel Matousek
Analyst, 2007, 132, 899-905
DOI: 10.1039/B705029A

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Submit your abstract for ARF 2012 – deadline approaching!

If you thought you’d missed your chance to submit an abstract for a talk at the Analytical Research Forum 2012, good news: the deadline has been extended to Friday 17 February.

So make the most of this opportunity and submit your abstract today.

The annual Analytical Research Forum (ARF) is the premier Analytical Science meeting of the RSC.   The meeting gives early-stage analytical science researchers (industrial scientists, Ph.D. students and postdoctoral fellows) the chance to present their latest results in the context of the wider analytical science community, and there will be prizes for the best contributions.

The programme will feature both poster sessions and lectures, including oral presentations from students, medal winners and international leaders in the field.

This year’s ARF takes place at Durham University, and will be Chaired by Dr Ritu Kataky.

We look forward to seeing you there!

RSC Analytical Research Forum (ARF), 2-4 July 2012, Durham University

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