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Paper spray ionisation: Zero volt version

Date: Oct 1, 2015

Author: Steve Down

A variation on paper spray ionisation requiring zero voltage that has been developed by Japanese scientists is suitable for liquid, solid and imprinted samples and embraces the advantages of solvent-assisted inlet ionisation.

Read More thumbnail image: Paper spray ionisation Zero volt version

Fracking fluid additives: Tracking water contamination by LC/MS

Date: Sep 15, 2015

Author: Steve Down

LC/MS has been used to identify the components of hydraulic fracking liquids so that they can be tracked in water following contamination caused by fracking operations.

Read More thumbnail image: Fracking fluid additives Tracking water contamination by LCMS

Journal Highlight: Identification strategies for flame retardants employing time-of-flight mass spectrometric detectors along with spectral and spectra-less databases

Date: Sep 7, 2015

Author: spectroscopyNOW

A systematic workflow for the screening and identification of new flame retardants has veeb developed with LC-QTOF-MS and spectra-less databases based only on monoisotopic accurate mass for the identification of unknowns.

Read More thumbnail image: Journal Highlight Identification strategies for flame retardants employing time-of-flight mass spectrometric detectors along with spectral and spectra-less databases

Mystery meat: Ambient mass spec for species analysis of processed meat

Date: Sep 1, 2015

Author: Steve Down

Processed meat products can be authenticated by the ambient technique known as liquid extraction surface analysis mass spectrometry, the presence of certain proteins yielding peptides upon digestion that act as unique biomarkers of the source animals.

Read More thumbnail image: Mystery meat Ambient mass spec for species analysis of processed meat

Instant coffee aroma: Blend profiles by proton transfer reaction mass spectrometry

Date: Aug 15, 2015

Author: Steve Down

Analysis of the aromas of different mixtures of instant coffees by proton transfer reaction mass spectrometry has shown that the profiles can be predicted accurately, unveiling a new product development tool for the food industry.

Read More thumbnail image: Instant coffee aroma Blend profiles by proton transfer reaction mass spectrometry

Journal Highlight: The emerging role of native mass spectrometry in characterizing the structure and dynamics of macromolecular complexes

Date: Aug 10, 2015

Author: spectroscopyNOW

The application of native mass spectrometry to the study of protein−ligand interactions and its emerging role in elucidating the structure of macromolecular assemblies, including soluble and membrane protein complexes, is reviewed.

Read More thumbnail image: Journal Highlight The emerging role of native mass spectrometry in characterizing the structure and dynamics of macromolecular complexes

Sweat testing for lung cancer: Metabolite panel proposed

Date: Aug 1, 2015

Author: Steve Down

Human metabolites that are excreted into sweat have been examined as potential indicators of lung cancer, a panel of five showing promise for preliminary screening before carrying out more expensive confirmatory tests.

Read More thumbnail image: Sweat testing for lung cancer Metabolite panel proposed

Legal highs: Single method for 143 drugs

Date: Jul 15, 2015

Author: Steve Down

A single LC/MS method for 143 legal highs across different chemical classes which has been developed by scientists in Poland will help forensic and clinical labs to keep pace with the escalating number of new substances on the market.

Read More thumbnail image: Legal highs Single method for 143 drugs

Journal Highlight: Plasma-based ambient mass spectrometry techniques: The current status and future prospective

Date: Jul 6, 2015

Author: spectroscopyNOW

An overview is presented of the key concepts, mechanisms and applications of plasma-based ambient mass spectrometry techniques, and the challenges and outlook are discussed.

Read More thumbnail image: Journal Highlight Plasma-based ambient mass spectrometry techniques The current status and future prospective

Malondialdehyde in humid air: SIFT monitoring for diseases

Date: Jul 2, 2015

Author: Steve Down

Malondialdehyde has been measured in humid air by SIFT mass spectrometry, providing the means to test for this lipid peroxidation product in the air above biological fluids as a marker of infection and disease.

Read More thumbnail image: Malondialdehyde in humid air SIFT monitoring for diseases
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