Evidence map›Paper›PMID 21057024›Full record

ArticleApplied and environmental microbiology2011

Mercury and other heavy metals influence bacterial community structure in contaminated Tennessee streams.

Tatiana A Vishnivetskaya, Jennifer J Mosher, Anthony V Palumbo, Zamin K Yang, Mircea Podar, Steven D Brown, Scott C Brooks, Baohua Gu, George R Southworth, Meghan M Drake and 2 more

Abstract read
In one paragraph

Article in Applied and environmental microbiology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

44 citing papers in PubMed.

  1. Article
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  7. Review
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  13. Characterization of a Metal-ResistantFrontiers in microbiology · 2020
    Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Sediment heavy metals and benthic diversities in Hun-Tai River, northeast of China.Environmental science and pollution research international · 2017
    Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors.

Tatiana A VishnivetskayaBiosciences Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831-6036, USA.
Jennifer J Mosher
Anthony V Palumbo
Zamin K Yang
Mircea Podar
Steven D Brown
Scott C Brooks
Baohua Gu
George R Southworth
Meghan M Drake
Craig C Brandt
Dwayne A Elias

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

High concentrations of uranium, inorganic mercury [Hg(II)], and methylmercury (MeHg) have been detected in streams located in the Department of Energy reservation in Oak Ridge, TN. To determine the potential effects of the surface water contamination on the microbial community composition, surface stream sediments were collected 7 times during the year, from 5 contaminated locations and 1 control stream. Fifty-nine samples were analyzed for bacterial community composition and geochemistry. Community characterization was based on GS 454 FLX pyrosequencing with 235 Mb of 16S rRNA gene sequence targeting the V4 region. Sorting and filtering of the raw reads resulted in 588,699 high-quality sequences with lengths of >200 bp. The bacterial community consisted of 23 phyla, including Proteobacteria (ranging from 22.9 to 58.5% per sample), Cyanobacteria (0.2 to 32.0%), Acidobacteria (1.6 to 30.6%), Verrucomicrobia (3.4 to 31.0%), and unclassified bacteria. Redundancy analysis indicated no significant differences in the bacterial community structure between midchannel and near-bank samples. Significant correlations were found between the bacterial community and seasonal as well as geochemical factors. Furthermore, several community members within the Proteobacteria group that includes sulfate-reducing bacteria and within the Verrucomicrobia group appeared to be associated positively with Hg and MeHg. This study is the first to indicate an influence of MeHg on the in situ microbial community and suggests possible roles of these bacteria in the Hg/MeHg cycle.

Indexed as

BiodiversityBacteriaCluster AnalysisDNA, BacterialDNA, RibosomalGeologic SedimentsMercuryMetals, HeavyPhylogenyRiversRNA, Ribosomal, 16SSequence Analysis, DNATennesseeWater Pollutants, ChemicalDNA, BacterialDNA, RibosomalMercuryMetals, HeavyRNA, Ribosomal, 16SWater Pollutants, Chemical

Identifiers

PMID21057024
PMCPMC3019708

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.