Evidence map›Paper›PMID 22402400›Full record

ArticleThe ISME journal2012

Who is who in litter decomposition? Metaproteomics reveals major microbial players and their biogeochemical functions.

Thomas Schneider, Katharina M Keiblinger, Emanuel Schmid, Katja Sterflinger-Gleixner, Günther Ellersdorfer, Bernd Roschitzki, Andreas Richter, Leo Eberl, Sophie Zechmeister-Boltenstern, Kathrin Riedel

Abstract read
In one paragraph

Article in The ISME journal, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 156 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
156citing 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

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

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96 more citing papers are in PubMed but not listed here.

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

10 authors.

Thomas SchneiderDepartment of Microbiology, Institute of Plant Biology, University of Zurich, Zollikerstrase 107, Zurich, Switzerland. Thomas.Schneider@botinst.uzh.ch
Katharina M Keiblinger
Emanuel Schmid
Katja Sterflinger-Gleixner
Günther Ellersdorfer
Bernd Roschitzki
Andreas Richter
Leo Eberl
Sophie Zechmeister-Boltenstern
Kathrin Riedel

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Leaf-litter decomposition is a central process in carbon cycling; however, our knowledge about the microbial regulation of this process is still scarce. Metaproteomics allows us to link the abundance and activity of enzymes during nutrient cycling to their phylogenetic origin based on proteins, the 'active building blocks' in the system. Moreover, we employed metaproteomics to investigate the influence of environmental factors and nutrients on the decomposer structure and function during beech litter decomposition. Litter was collected at forest sites in Austria with different litter nutrient content. Proteins were analyzed by 1-D-SDS-PAGE followed by liquid-chromatography and tandem mass-spectrometry. Mass spectra were assigned to phylogenetic and functional groups by a newly developed bioinformatics workflow, assignments being validated by complementary approaches. We provide evidence that the litter nutrient content and the stoichiometry of C:N:P affect the decomposer community structure and activity. Fungi were found to be the main producers of extracellular hydrolytic enzymes, with no bacterial hydrolases being detected by our metaproteomics approach. Detailed investigation of microbial succession suggests that it is influenced by litter nutrient content. Microbial activity was stimulated at higher litter nutrient contents via a higher abundance and activity of extracellular enzymes.

Indexed as

BiodiversityProteomicsAustriaBacteriaChromatography, LiquidElectrophoresis, Polyacrylamide GelFungiHydrogen-Ion ConcentrationPhylogenyPlant LeavesProteomeSeasonsTandem Mass SpectrometryWaterProteomeWater

Identifiers

PMID22402400
PMCPMC3498922

What OpenQuestion holds

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LicenceCC BY-NC-ND
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.