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Journal Highlight: Identification of endogenous metabolites in human sperm cells using 1H-NMR and GC-MS

Date: May 18, 2015

Author: separationsNOW

The first comprehensive metabolomic characterization of the human sperm cell using two untargeted platforms based on 1H-NMR spectroscopy and GC-MS yielded a total of 69 metabolites.

Read More thumbnail image: Journal Highlight Identification of endogenous metabolites in human sperm cells using 1H-NMR and GC-MS

Indoor air quality: Pollutant sources by GC/MS

Date: May 4, 2015

Author: Steve Down

A comprehensive study of the airborne contaminants in Canadian homes has identified the top ten major pollutants originating from indoor and outdoor sources.

Read More thumbnail image: Indoor air quality Pollutant sources by GCMS

Coffee club: Terpene ratios from GC equate to quality

Date: Apr 20, 2015

Author: Steve Down

Diterpene compounds in crude coffee oils have been analysed intact by GC with pulsed split injection, allowing a relationship between their content and coffee quality to be established.

Read More thumbnail image: Coffee club Terpene ratios from GC equate to quality

Journal Highlight: A simple method for the separation and quantification of neutral lipid species using GC-MS

Date: Apr 13, 2015

Author: separationsNOW

A simple GC-MS method has been developed for the determination of neutral lipids in yeast, enabling the measurement of molecular species of diacylglycerols, triacylglycerols and sterol esters.

Read More thumbnail image: Journal Highlight A simple method for the separation and quantification of neutral lipid species using GC-MS

Firefighter foes: PBDEs in serum

Date: Mar 30, 2015

Author: Steve Down

Firefighters in California are exposed to high levels of the PBDE flame retardants, which can be reduced by good clean up practice after fires.

Read More thumbnail image: Firefighter foes PBDEs in serum

Sewer sulphur compounds: Odour characterised by GC with sulphur chemiluminescence detection

Date: Mar 23, 2015

Author: Steve Down

Volatile sulphur compounds that contribute to the bad odour in sewers have been measured by GC with a sulphur chemiluminescence detector, revealing diurnal variations in Sydney sewers.

Read More thumbnail image: Sewer sulphur compounds Odour characterised by GC with sulphur chemiluminescence detection

Journal Highlight: Assessment of ovarian cancer conditions from exhaled breath

Date: Mar 16, 2015

Author: separationsNOW

GC/MS analysis of exhaled breath has identified several potential biomarkers of ovarian cancer and the results were repeated using tailor-made nanoarrays.

Read More thumbnail image: Journal Highlight Assessment of ovarian cancer conditions from exhaled breath

White truffle aroma: Storage changes from 2D GC study

Date: Feb 23, 2015

Author: Steve Down

The volatile profile of stored white truffles has been studied by 2D GC with dual detection, indicating that paper is the best short-term storage aid for maintaining the special aroma.

Read More thumbnail image: White truffle aroma Storage changes from 2D GC study

Journal Highlight: Reducing variation in decomposition odour profiling using comprehensive two-dimensional gas chromatography

Date: Feb 16, 2015

Author: separationsNOW

Comprehensive two-dimensional gas chromatography coupled with time-of-flight mass spectrometry provides suitable chromatographic resolution for profiling the VOCs contributing to decomposition odour in soil.

Read More thumbnail image: Journal Highlight Reducing variation in decomposition odour profiling using comprehensive two-dimensional gas chromatography

Atmospheric caves: 2D GC finds airborne volatiles

Date: Feb 2, 2015

Author: Steve Down

Cave atmospheres have been examined by 2D gas chromatography for the first time in a study that could be useful for terrestrial and astrobiological research.

Read More thumbnail image: Atmospheric caves 2D GC finds airborne volatiles
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