Evidence map›Paper›PMID 32444813›Full record

ArticleThe ISME journal2020

Drought and plant litter chemistry alter microbial gene expression and metabolite production.

Ashish A Malik, Tami Swenson, Claudia Weihe, Eric W Morrison, Jennifer B H Martiny, Eoin L Brodie, Trent R Northen, Steven D Allison

Abstract read
In one paragraph

Article in The ISME journal, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed, 1 pooled it
–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

41 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  17. Nutrient and moisture limitations reveal keystone metabolites linking rhizosphere metabolomes and microbiomes.Proceedings of the National Academy of Sciences of the United States of America · 2024
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  19. Microbiology spectrum · 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

8 authors.

Ashish A MalikDepartment of Ecology & Evolutionary Biology, University of California, Irvine, CA, USA. ashish.malik@abdn.ac.uk.ORCID http://orcid.org/0000-0003-4866-9072
Tami SwensonEnvironmental Genomics and Systems Biology Division, Lawrence Berkeley National Laboratory, Berkeley, CA, USA.ORCID http://orcid.org/0000-0002-9488-7970
Claudia WeiheDepartment of Ecology & Evolutionary Biology, University of California, Irvine, CA, USA.
Eric W MorrisonDepartment of Earth System Science, University of California, Irvine, CA, USA.ORCID http://orcid.org/0000-0002-9737-9947
Jennifer B H MartinyDepartment of Ecology & Evolutionary Biology, University of California, Irvine, CA, USA.ORCID http://orcid.org/0000-0002-2415-1247
Eoin L BrodieEarth and Environmental Sciences, Lawrence Berkeley National Laboratory, Berkeley, CA, USA.ORCID http://orcid.org/0000-0002-8453-8435
Trent R NorthenEnvironmental Genomics and Systems Biology Division, Lawrence Berkeley National Laboratory, Berkeley, CA, USA.ORCID http://orcid.org/0000-0001-8404-3259
Steven D AllisonDepartment of Ecology & Evolutionary Biology, University of California, Irvine, CA, USA.ORCID http://orcid.org/0000-0003-4629-7842

Funding

Acquisition of Covaris E220 and Sciclone G3 systems for high throughput sequencinS10OD010786 · OD · UNIVERSITY OF CALIFORNIA AT DAVIS · PI COMAI, LUCA · 2012 to 2012
$311k
NIH HHS S10 OD010786
6 · The paper itself

Abstract

Drought represents a significant stress to microorganisms and is known to reduce microbial activity and organic matter decomposition in Mediterranean ecosystems. However, we lack a detailed understanding of the drought stress response of microbial decomposers. Here we present metatranscriptomic and metabolomic data on the physiological response of in situ microbial communities on plant litter to long-term drought in Californian grass and shrub ecosystems. We hypothesised that drought causes greater microbial allocation to stress tolerance relative to growth pathways. In grass litter, communities from the decade-long ambient and reduced precipitation treatments had distinct taxonomic and functional profiles. The most discernable physiological signatures of drought were production or uptake of compatible solutes to maintain cellular osmotic balance, and synthesis of capsular and extracellular polymeric substances as a mechanism to retain water. The results show a clear functional response to drought in grass litter communities with greater allocation to survival relative to growth that could affect decomposition under drought. In contrast, communities on chemically more diverse and complex shrub litter had smaller physiological differences in response to long-term drought but higher investment in resource acquisition traits across precipitation treatments, suggesting that the functional response to drought is constrained by substrate quality. Our findings suggest, for the first time in a field setting, a trade off between microbial drought stress tolerance, resource acquisition and growth traits in plant litter microbial communities.

Indexed as

DroughtsMicrobiotaGene ExpressionPlant LeavesPlants

Identifiers

PMID32444813
PMCPMC7608424

What OpenQuestion holds

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LicenceCC BY
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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.