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Usage of FT-ICR-MS Metabolomics for Characterizing the Chemical Signatures of Barrel-Aged Whisky

Overview of attention for article published in Frontiers in Chemistry, February 2018
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  • Above-average Attention Score compared to outputs of the same age (63rd percentile)
  • High Attention Score compared to outputs of the same age and source (84th percentile)

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Title
Usage of FT-ICR-MS Metabolomics for Characterizing the Chemical Signatures of Barrel-Aged Whisky
Published in
Frontiers in Chemistry, February 2018
DOI 10.3389/fchem.2018.00029
Pubmed ID
Authors

Chloé Roullier-Gall, Julie Signoret, Daniel Hemmler, Michael A. Witting, Basem Kanawati, Bernhard Schäfer, Régis D. Gougeon, Philippe Schmitt-Kopplin

Abstract

Whisky can be described as a complex matrix integrating the chemical history from the fermented cereals, the wooden barrels, the specific distillery processes, aging, and environmental factors. In this study, using Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR-MS) and liquid chromatography coupled with tandem mass spectrometry (LC-MS/MS), we analyzed 150 whisky samples from 49 different distilleries, 7 countries, and ranging from 1 day new make spirit to 43 years of maturation with different types of barrel. Chemometrics revealed the unexpected impact of the wood history on the distillate's composition during barrel aging, regardless of the whisky origin. Flavonols, oligolignols, and fatty acids are examples of important chemical signatures for Bourbon casks, whereas a high number of polyphenol glycosides, including for instance quercetin-glucuronide or myricetin-glucoside as potential candidates, and carbohydrates would discriminate Sherry casks. However, the comparison of barrel aged rums and whiskies revealed specific signatures, highlighting the importance of the initial composition of the distillate and the distillery processes.

X Demographics

X Demographics

The data shown below were collected from the profiles of 7 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 89 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 89 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 19 21%
Researcher 13 15%
Student > Master 12 13%
Student > Bachelor 11 12%
Other 6 7%
Other 12 13%
Unknown 16 18%
Readers by discipline Count As %
Chemistry 29 33%
Agricultural and Biological Sciences 13 15%
Biochemistry, Genetics and Molecular Biology 9 10%
Environmental Science 3 3%
Engineering 3 3%
Other 5 6%
Unknown 27 30%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 4. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 04 February 2019.
All research outputs
#7,586,789
of 25,081,285 outputs
Outputs from Frontiers in Chemistry
#572
of 6,651 outputs
Outputs of similar age
#121,732
of 336,539 outputs
Outputs of similar age from Frontiers in Chemistry
#15
of 99 outputs
Altmetric has tracked 25,081,285 research outputs across all sources so far. This one has received more attention than most of these and is in the 69th percentile.
So far Altmetric has tracked 6,651 research outputs from this source. They receive a mean Attention Score of 2.2. This one has done particularly well, scoring higher than 91% of its peers.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 336,539 tracked outputs that were published within six weeks on either side of this one in any source. This one has gotten more attention than average, scoring higher than 63% of its contemporaries.
We're also able to compare this research output to 99 others from the same source and published within six weeks on either side of this one. This one has done well, scoring higher than 84% of its contemporaries.