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Anaerobic digestion of the microalga Spirulina at extreme alkaline conditions: biogas production, metagenome, and metatranscriptome

Overview of attention for article published in Frontiers in Microbiology, June 2015
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  • Above-average Attention Score compared to outputs of the same age and source (51st percentile)

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154 Mendeley
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Title
Anaerobic digestion of the microalga Spirulina at extreme alkaline conditions: biogas production, metagenome, and metatranscriptome
Published in
Frontiers in Microbiology, June 2015
DOI 10.3389/fmicb.2015.00597
Pubmed ID
Authors

Vímac Nolla-Ardèvol, Marc Strous, Halina E. Tegetmeyer

Abstract

A haloalkaline anaerobic microbial community obtained from soda lake sediments was used to inoculate anaerobic reactors for the production of methane rich biogas. The microalga Spirulina was successfully digested by the haloalkaline microbial consortium at alkaline conditions (pH 10, 2.0 M Na(+)). Continuous biogas production was observed and the obtained biogas was rich in methane, up to 96%. Alkaline medium acted as a CO2 scrubber which resulted in low amounts of CO2 and no traces of H2S in the produced biogas. A hydraulic retention time (HRT) of 15 days and 0.25 g Spirulina L(-1) day(-1) organic loading rate (OLR) were identified as the optimal operational parameters. Metagenomic and metatranscriptomic analysis showed that the hydrolysis of the supplied substrate was mainly carried out by Bacteroidetes of the "ML635J-40 aquatic group" while the hydrogenotrophic pathway was the main producer of methane in a methanogenic community dominated by Methanocalculus.

X Demographics

X Demographics

The data shown below were collected from the profiles of 3 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 154 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
India 2 1%
Germany 1 <1%
Portugal 1 <1%
South Africa 1 <1%
Brazil 1 <1%
Unknown 148 96%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 32 21%
Student > Master 24 16%
Researcher 21 14%
Student > Doctoral Student 15 10%
Student > Bachelor 13 8%
Other 15 10%
Unknown 34 22%
Readers by discipline Count As %
Agricultural and Biological Sciences 30 19%
Environmental Science 25 16%
Biochemistry, Genetics and Molecular Biology 17 11%
Engineering 16 10%
Chemical Engineering 5 3%
Other 19 12%
Unknown 42 27%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. 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 11 June 2015.
All research outputs
#14,163,842
of 22,807,037 outputs
Outputs from Frontiers in Microbiology
#12,233
of 24,760 outputs
Outputs of similar age
#134,660
of 263,857 outputs
Outputs of similar age from Frontiers in Microbiology
#183
of 385 outputs
Altmetric has tracked 22,807,037 research outputs across all sources so far. This one is in the 37th percentile – i.e., 37% of other outputs scored the same or lower than it.
So far Altmetric has tracked 24,760 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 6.3. This one is in the 49th percentile – i.e., 49% of its peers scored the same or lower than it.
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 263,857 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 48th percentile – i.e., 48% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 385 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 51% of its contemporaries.