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Occurrence of Harmful Cyanobacteria in Drinking Water from a Severely Drought-Impacted Semi-arid Region

Overview of attention for article published in Frontiers in Microbiology, February 2018
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  • Good Attention Score compared to outputs of the same age (66th percentile)
  • Above-average Attention Score compared to outputs of the same age and source (63rd percentile)

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6 X users

Citations

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98 Mendeley
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Title
Occurrence of Harmful Cyanobacteria in Drinking Water from a Severely Drought-Impacted Semi-arid Region
Published in
Frontiers in Microbiology, February 2018
DOI 10.3389/fmicb.2018.00176
Pubmed ID
Authors

Juline M. Walter, Fabyano A. C. Lopes, Mônica Lopes-Ferreira, Lívia M. Vidal, Luciana Leomil, Fabiana Melo, Girlene S. de Azevedo, Rossandra M. S. Oliveira, Alba J. Medeiros, Adriana S. O. Melo, Carlos E. De Rezende, Amilcar Tanuri, Fabiano L. Thompson

Abstract

Harmful cyanobacterial blooms have become increasingly common in freshwater ecosystems in recent decades, mainly due to eutrophication and climate change. Water becomes unreliable for human consumption. Here, we report a comprehensive study carried out to investigate the water quality of several Campina Grande reservoirs. Our approach included metagenomics, microbial abundance quantification, ELISA test for three cyanotoxins (microcystin, nodularins, and cylindrospermopsin), andin vivoecotoxicological tests with zebrafish embryos. Cytometry analysis showed high cyanobacterial abundance, while metagenomics identified an average of 10.6% of cyanobacterial sequences, and demonstrated the presence ofMicrocystis,Cylindrospermopsis, and toxin coding genes in all ponds. Zebrafish embryos reared with pond water had high mortality and diverse malformations. Among the ponds analyzed, Araçagi showed the highest lethality (an average of 62.9 ± 0.8%), followed by Boqueirão (lethality average of 62.5 ± 0.8%). Here, we demonstrate that water from ponds undergoing extremely drought conditions have an abundance of potentially harmful cyanobacteria and their toxins. Our findings are consistent with a scenario in which polluted drinking water poses a great risk to human health.

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X Demographics

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 98 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 98 100%

Demographic breakdown

Readers by professional status Count As %
Student > Master 15 15%
Researcher 12 12%
Student > Ph. D. Student 10 10%
Student > Bachelor 9 9%
Student > Doctoral Student 5 5%
Other 14 14%
Unknown 33 34%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 11 11%
Agricultural and Biological Sciences 10 10%
Environmental Science 6 6%
Engineering 6 6%
Medicine and Dentistry 5 5%
Other 24 24%
Unknown 36 37%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 5. 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 25 March 2018.
All research outputs
#6,312,353
of 23,316,003 outputs
Outputs from Frontiers in Microbiology
#6,158
of 25,624 outputs
Outputs of similar age
#110,256
of 331,280 outputs
Outputs of similar age from Frontiers in Microbiology
#218
of 598 outputs
Altmetric has tracked 23,316,003 research outputs across all sources so far. This one has received more attention than most of these and is in the 72nd percentile.
So far Altmetric has tracked 25,624 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 6.4. This one has done well, scoring higher than 75% 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 331,280 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 66% of its contemporaries.
We're also able to compare this research output to 598 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 63% of its contemporaries.