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Journal Highlight: Ultrafast GC coupled to electronic nose to identify volatile biomarkers in exhaled breath from COPD patients: A pilot study

Date: Sep 9, 2019

Author: separationsNOW

Mexican researchers have used an electronic nose with gas chromatography to identify volatile organic compounds in exhaled breath from patients with chronic obstructive pulmonary disease.

Read More thumbnail image: Journal Highlight Ultrafast GC coupled to electronic nose to identify volatile biomarkers in exhaled breath from COPD patients A pilot study

Journal Highlight: Effects of T‐2 toxin on the muscle proteins of shrimp (Litopenaeus vannamei) – a proteomics study

Date: Sep 2, 2019

Author: separationsNOW

Scientists from China, Australia and New Zealand used MALDI‐TOF‐TOF MS with 2D gel electrophoresis to study the effect of the T-2 toxin on shrimp muscle proteins.

Read More thumbnail image: Journal Highlight Effects of T2 toxin on the muscle proteins of shrimp Litopenaeus vannamei  a proteomics study

Polymer cascade: Quantum cascade laser for IR spectroscopy

Date: Aug 19, 2019

Author: Jon Evans

German researchers have created a quantum cascade laser specifically designed for conducting IR absorption spectroscopy on polymers separated by size-exclusion chromatography.

Read More thumbnail image: Polymer cascade Quantum cascade laser for IR spectroscopy

Journal Highlight: Detection of urinary metabolites of arimistane in humans by GC coupled to high accuracy mass spectrometry for antidoping analyses

Date: Aug 12, 2019

Author: separationsNOW

Italian antidoping researchers used both tandem mass spectrometry and high accuracy mass spectrometry with gas chromatography to analyze metabolites of the steroid arimistane, which is banned for use by athletes.

Read More thumbnail image: Journal Highlight Detection of urinary metabolites of arimistane in humans by GC coupled to high accuracy mass spectrometry for antidoping analyses

Journal Highlight: Persistence, dissipation kinetics, and waiting period of ethion on cucumber by GC‐ECD

Date: Aug 5, 2019

Author: separationsNOW

Indian researchers have combined an electron capture detector with gas chromatography to investigate the persistence, half life, dissipation kinetics and waiting period of the insecticide ethion on cucumber.

Read More thumbnail image: Journal Highlight Persistence dissipation kinetics and waiting period of ethion on cucumber by GCECD

A cone for summer: Combining LIF detection with ESI-MS

Date: Jul 15, 2019

Author: Jon Evans

Hungarian researchers have a found a novel way to combine LIF detection and ESI-MS with capillary electrophoresis, by conducting LIF detection on the Taylor cone formed during ESI.

Read More thumbnail image: A cone for summer Combining LIF detection with ESI-MS

Journal Highlight: At‐line multi‐angle light scattering detector for faster process development in enveloped virus‐like particle purification

Date: Jul 8, 2019

Author: separationsNOW

Scientists in Austria and Spain have shown that multi‐angle light scattering and fluorescence detectors, together with size-exclusion chromatography, can be used for the direct in‐process tracking of fluorescent virus‐like particles.

Read More thumbnail image: Journal Highlight Atline multiangle light scattering detector for faster process development in enveloped viruslike particle purification

Journal Highlight: Preliminary investigation of aluminium fluoride complexes in aqueous solutions with CE/ESI‐MS and CE/ICP‐MS

Date: Jul 1, 2019

Author: separationsNOW

Japanese researchers have used two capillary electrophoresis systems, one coupled with electrospray ionization mass spectrometry and one coupled with inductively coupled plasma mass spectrometry, to analyze aluminium ions dissolved in water.

Read More thumbnail image: Journal Highlight Preliminary investigation of aluminium fluoride complexes in aqueous solutions with CEESIMS and CEICPMS

A sprinkling of graphene: Enhancing fluorescent detection with graphene quantum dots

Date: Jun 17, 2019

Author: Jon Evans

A sprinkling of graphene quantum dots can greatly enhance the fluorescence of analytes separated by capillary electrophoresis, say Spanish chemists.

Read More thumbnail image: A sprinkling of graphene Enhancing fluorescent detection with graphene quantum dots

Journal Highlight: Application of simultaneous separation and derivatization for the determination of α‐lipoic acid in urine samples by HPLC with spectrofluorimetric detection

Date: Jun 10, 2019

Author: separationsNOW

Polish chemists have used spectrofluorimetric detection with high performance liquid chromatography to determine the antioxidant lipoic acid, which is abundant in foods such as broccoli and spinach, in human urine.

Read More thumbnail image: Journal Highlight Application of simultaneous separation and derivatization for the determination of lipoic acid in urine samples by HPLC with spectrofluorimetric detection
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