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De novo production of six key grape aroma monoterpenes by a geraniol synthase-engineered S. cerevisiae wine strain

Overview of attention for article published in Microbial Cell Factories, September 2015
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  • In the top 25% of all research outputs scored by Altmetric
  • High Attention Score compared to outputs of the same age (80th percentile)
  • High Attention Score compared to outputs of the same age and source (91st percentile)

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2 X users
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5 patents

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46 Dimensions

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105 Mendeley
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Title
De novo production of six key grape aroma monoterpenes by a geraniol synthase-engineered S. cerevisiae wine strain
Published in
Microbial Cell Factories, September 2015
DOI 10.1186/s12934-015-0306-5
Pubmed ID
Authors

Ester Pardo, Juan Rico, José Vicente Gil, Margarita Orejas

Abstract

Monoterpenes are important contributors to grape and wine aroma. Moreover, certain monoterpenes have been shown to display health benefits with antimicrobial, anti-inflammatory, anticancer or hypotensive properties amongst others. The aim of this study was to construct self-aromatizing wine yeasts to overproduce de novo these plant metabolites in wines. Expression of the Ocimum basilicum (sweet basil) geraniol synthase (GES) gene in a Saccharomyces cerevisiae wine strain substantially changed the terpene profile of wine produced from a non-aromatic grape variety. Under microvinification conditions, and without compromising other fermentative traits, the recombinant yeast excreted geraniol de novo at an amount (~750 μg/L) well exceeding (>10-fold) its threshold for olfactory perception and also exceeding the quantities present in wines obtained from highly aromatic Muscat grapes. Interestingly, geraniol was further metabolized by yeast enzymes to additional monoterpenes and esters: citronellol, linalool, nerol, citronellyl acetate and geranyl acetate, resulting in a total monoterpene concentration (~1,558 μg/L) 230-fold greater than that of the control. We also found that monoterpene profiles of wines derived from mixed fermentations were found to be determined by the composition of the initial yeast inocula suggesting the feasibility of producing 'à la carte' wines having predetermined monoterpene contents. Geraniol synthase-engineered yeasts demonstrate potential in the development of monoterpene enhanced wines.

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Mendeley readers

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Geographical breakdown

Country Count As %
United States 1 <1%
Portugal 1 <1%
Unknown 103 98%

Demographic breakdown

Readers by professional status Count As %
Researcher 18 17%
Student > Ph. D. Student 17 16%
Student > Bachelor 16 15%
Student > Master 12 11%
Student > Postgraduate 4 4%
Other 15 14%
Unknown 23 22%
Readers by discipline Count As %
Agricultural and Biological Sciences 32 30%
Biochemistry, Genetics and Molecular Biology 26 25%
Chemistry 10 10%
Chemical Engineering 2 2%
Engineering 2 2%
Other 6 6%
Unknown 27 26%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 8. 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 03 May 2022.
All research outputs
#4,100,103
of 23,660,057 outputs
Outputs from Microbial Cell Factories
#205
of 1,675 outputs
Outputs of similar age
#47,739
of 245,957 outputs
Outputs of similar age from Microbial Cell Factories
#5
of 45 outputs
Altmetric has tracked 23,660,057 research outputs across all sources so far. Compared to these this one has done well and is in the 82nd percentile: it's in the top 25% of all research outputs ever tracked by Altmetric.
So far Altmetric has tracked 1,675 research outputs from this source. They receive a mean Attention Score of 4.6. This one has done well, scoring higher than 87% 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 245,957 tracked outputs that were published within six weeks on either side of this one in any source. This one has done well, scoring higher than 80% of its contemporaries.
We're also able to compare this research output to 45 others from the same source and published within six weeks on either side of this one. This one has done particularly well, scoring higher than 91% of its contemporaries.