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Bacteriophages Are Good Estimators of Human Viruses Present in Water

Overview of attention for article published in Frontiers in Microbiology, May 2021
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  • Above-average Attention Score compared to outputs of the same age (55th percentile)
  • Above-average Attention Score compared to outputs of the same age and source (60th percentile)

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Title
Bacteriophages Are Good Estimators of Human Viruses Present in Water
Published in
Frontiers in Microbiology, May 2021
DOI 10.3389/fmicb.2021.619495
Pubmed ID
Authors

Elisenda Ballesté, Anicet R. Blanch, Javier Mendez, Laura Sala-Comorera, Leena Maunula, Silvia Monteiro, Andreas H. Farnleitner, Andreas Tiehm, Joan Jofre, Cristina García-Aljaro

Abstract

The detection of fecal viral pathogens in water is hampered by their great variety and complex analysis. As traditional bacterial indicators are poor viral indicators, there is a need for alternative methods, such as the use of somatic coliphages, which have been included in water safety regulations in recent years. Some researchers have also recommended the use of reference viral pathogens such as noroviruses or other enteric viruses to improve the prediction of fecal viral pollution of human origin. In this work, phages previously tested in microbial source tracking studies were compared with norovirus and adenovirus for their suitability as indicators of human fecal viruses. The phages, namely those infecting human-associated Bacteroides thetaiotaomicron strain GA17 (GA17PH) and porcine-associated Bacteroides strain PG76 (PGPH), and the human-associated crAssphage marker (crAssPH), were evaluated in sewage samples and fecal mixtures obtained from different animals in five European countries, along with norovirus GI + GII (NoV) and human adenovirus (HAdV). GA17PH had an overall sensitivity of ≥83% and the highest specificity (>88%) for human pollution source detection. crAssPH showed the highest sensitivity (100%) and specificity (100%) in northern European countries but a much lower specificity in Spain and Portugal (10 and 30%, respectively), being detected in animal wastewater samples with a high concentration of fecal indicators. The correlations between GA17PH, crAssPH, or the sum of both (BACPH) and HAdV or NoV were higher than between the two human viruses, indicating that bacteriophages are feasible indicators of human viral pathogens of fecal origin and constitute a promising, easy to use and affordable alternative to human viruses for routine water safety monitoring.

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The data shown below were collected from the profiles of 5 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 59 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 59 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 7 12%
Researcher 7 12%
Student > Bachelor 5 8%
Other 5 8%
Student > Master 4 7%
Other 10 17%
Unknown 21 36%
Readers by discipline Count As %
Immunology and Microbiology 8 14%
Environmental Science 8 14%
Biochemistry, Genetics and Molecular Biology 6 10%
Agricultural and Biological Sciences 5 8%
Chemistry 2 3%
Other 4 7%
Unknown 26 44%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 3. 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 May 2021.
All research outputs
#14,438,401
of 25,443,857 outputs
Outputs from Frontiers in Microbiology
#10,091
of 29,374 outputs
Outputs of similar age
#201,694
of 453,964 outputs
Outputs of similar age from Frontiers in Microbiology
#347
of 919 outputs
Altmetric has tracked 25,443,857 research outputs across all sources so far. This one is in the 42nd percentile – i.e., 42% of other outputs scored the same or lower than it.
So far Altmetric has tracked 29,374 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 6.5. This one has gotten more attention than average, scoring higher than 64% 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 453,964 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 55% of its contemporaries.
We're also able to compare this research output to 919 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 60% of its contemporaries.