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Journal Highlight: HPTLC-MALDI MS for (glyco)sphingolipid multiplexing in tissues and blood

Date: Aug 8, 2016

Author: separationsNOW

Italian scientists have combined high performance thin-layer chromatography with MALDI mass spectrometry to determine sphingolipid and glycosphingolipid profiles in samples of muscle, brain and blood serum.

Read More thumbnail image: Journal Highlight HPTLC-MALDI MS for glycosphingolipid multiplexing in tissues and blood

Journal Highlight: Inventory of metal complexes circulating in plant fluids

Date: Aug 3, 2016

Author: separationsNOW

French scientists have combined HPLC with two different types of mass spectrometry (MS) – inductively coupled plasma MS and high-resolution electrospray MS – to analyze metal complexes in the xylem and embryo sac liquid of the green pea.

Read More thumbnail image: Journal Highlight Inventory of metal complexes circulating in plant fluids

Slippery slope to ESI-MS: A novel method for detecting analytes at trace concentrations

Date: Jul 19, 2016

Author: Jon Evans

By mixing together isotachophoresis, isoelectric focusing and electrospray ionization-mass spectrometry, a team of Czech chemists has managed to produce an entirely novel method for concentrating, separating and detecting analytes at trace concentrations.

Read More thumbnail image: Slippery slope to ESI-MS A novel method for detecting analytes at trace concentrations

Journal Highlight: A CE system with dual C4D detection and ESI-MS/MS

Date: Jul 11, 2016

Author: separationsNOW

Two Brazilian chemists have connected two capacitively coupled contactless conductivity detectors to a commercial capillary electrophoresis system coupled to a triple quadrupole mass spectrometer.

Read More thumbnail image: Journal Highlight A CE system with dual C4D detection and ESI-MSMS

Journal Highlight: Reduction of metal adducts in oligonucleotide mass spectra in ion-pair reversed-phase chromatography/mass spectrometry analysis

Date: Jul 6, 2016

Author: separationsNOW

Scientists from the US company Waters have investigated the effect of metal adducts on the analysis of oligonucleotides by electrospray ionization mass spectrometry (ESI-MS)-based techniques.

Read More thumbnail image: Journal Highlight Reduction of metal adducts in oligonucleotide mass spectra in ion-pair reversed-phase chromatographymass spectrometry analysis

Fueling analytical recommendations: Analyzing diesel with a vacuum UV detector

Date: Jun 20, 2016

Author: Jon Evans

Scientists in the US have shown how a novel type of ultraviolet detector could offer a more effective way to determine the chemical composition of middle-distillate fuels such as diesel and jet fuel.

Read More thumbnail image: Fueling analytical recommendations Analyzing diesel with a vacuum UV detector

Journal Highlight: Annotation of porcine milk oligosaccharides throughout lactation by HILIC-Q-TOF MS/MS

Date: Jun 13, 2016

Author: separationsNOW

Chinese scientists have used quadrupole time-of-flight tandem mass spectrometry with hydrophilic interaction chromatography to characterize the oligosaccharides in milk from pigs.

Read More thumbnail image: Journal Highlight Annotation of porcine milk oligosaccharides throughout lactation by HILIC-Q-TOF MSMS

Journal Highlight: Simultaneous detection of fluquinconazole and flusilazole in lettuce using GC with a nitrogen phosphorus detector

Date: Jun 6, 2016

Author: separationsNOW

Scientists have used a nitrogen phosphorus detector with gas chromatography to monitor how the concentrations of two fungicides applied to lettuce decline over time.

Read More thumbnail image: Journal Highlight Simultaneous detection of fluquinconazole and flusilazole in lettuce using GC with a nitrogen phosphorus detector

Gold glitters in the light: Detecting gold nanoparticles with chemiluminescence

Date: May 16, 2016

Author: Jon Evans

Chinese researchers have shown that chemiluminescence makes a good replacement for inductively-coupled plasma-mass spectrometry when detecting gold nanoparticles separated by thin-layer chromatography.

Read More thumbnail image: Gold glitters in the light Detecting gold nanoparticles with chemiluminescence

Journal Highlight: Early detection of bacterial diseases in apple plants by analysis of volatile organic compounds profiles and use of electronic nose

Date: May 9, 2016

Author: separationsNOW

Italian researchers have combined gas chromatography with mass spectrometry, proton transfer reaction-time of flight-mass spectroscopy and electronic noses to identify biomarkers for two fungal diseases of apple trees.

Read More thumbnail image: Journal Highlight Early detection of bacterial diseases in apple plants by analysis of volatile organic compounds profiles and use of electronic nose
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