Evidence map›Paper›PMID 28649233›Full record

ArticleFrontiers in microbiology2017

Microbial Community Response to Terrestrially Derived Dissolved Organic Matter in the Coastal Arctic.

Rachel E Sipler, Colleen T E Kellogg, Tara L Connelly, Quinn N Roberts, Patricia L Yager, Deborah A Bronk

Abstract read
In one paragraph

Article in Frontiers in microbiology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

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  7. Exploring bacterial diversity in Arctic fjord sediments: a 16S rRNA-based metabarcoding portrait.Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology] · 2024
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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

6 authors.

Rachel E SiplerThe Virginia Institute of Marine Science, College of William & Mary, Gloucester PointVA, United States.
Colleen T E KelloggDepartment of Microbiology & Immunology, University of British Columbia, VancouverBC, Canada.
Tara L ConnellyDepartment of Marine Sciences, University of Georgia, AthensGA, United States.
Quinn N RobertsThe Virginia Institute of Marine Science, College of William & Mary, Gloucester PointVA, United States.
Patricia L YagerDepartment of Marine Sciences, University of Georgia, AthensGA, United States.
Deborah A BronkThe Virginia Institute of Marine Science, College of William & Mary, Gloucester PointVA, United States.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Warming at nearly twice the global rate, higher than average air temperatures are the new 'normal' for Arctic ecosystems. This rise in temperature has triggered hydrological and geochemical changes that increasingly release carbon-rich water into the coastal ocean via increased riverine discharge, coastal erosion, and the thawing of the semi-permanent permafrost ubiquitous in the region. To determine the biogeochemical impacts of terrestrially derived dissolved organic matter (tDOM) on marine ecosystems we compared the nutrient stocks and bacterial communities present under ice-covered and ice-free conditions, assessed the lability of Arctic tDOM to coastal microbial communities from the Chukchi Sea, and identified bacterial taxa that respond to rapid increases in tDOM. Once thought to be predominantly refractory, we found that ∼7% of dissolved organic carbon and ∼38% of dissolved organic nitrogen from tDOM was bioavailable to receiving marine microbial communities on short 4 - 6 day time scales. The addition of tDOM shifted bacterial community structure toward more copiotrophic taxa and away from more oligotrophic taxa. Although no single order was found to respond universally (positively or negatively) to the tDOM addition, this study identified 20 indicator species as possible sentinels for increased tDOM. These data suggest the true ecological impact of tDOM will be widespread across many bacterial taxa and that shifts in coastal microbial community composition should be anticipated.

Indexed as

Arcticbacterial diversityChukchi Seadissolved organic mattermicrobial community compositiontDOM

Identifiers

PMID28649233
PMCPMC5465303

What OpenQuestion holds

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Registered trials

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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.