Evidence map›Paper›PMID 19142671›Full record

ArticleMycorrhiza2009

Changes in ectomycorrhizal community structure on two containerized oak hosts across an experimental hydrologic gradient.

J Cavender-Bares, A Izzo, R Robinson, C E Lovelock

Abstract read
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In one paragraph

Article in Mycorrhiza, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

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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

4 authors.

J Cavender-BaresDepartment of Ecology, Evolution, and Behavior, University of Minnesota, 1987 Upper Buford Circle, Saint Paul, MN, 55108, USA. cavender@umn.edu.
A IzzoPlant and Microbial Biology Department, University of California at Berkeley, Berkeley, CA, 94720, USA.
R RobinsonSmithsonian Environmental Research Center, 647 Contee's Wharf Road, Edgewater, MD, 21037, USA.
C E LovelockSmithsonian Environmental Research Center, 647 Contee's Wharf Road, Edgewater, MD, 21037, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Shifts in ectomycorrhizal (ECM) community structure were examined across an experimental hydrologic gradient on containerized seedlings of two oak species, Quercus montana and Quercus palustris, inoculated from a homogenate of roots from mature oak trees. At the end of one growing season, seedlings were harvested, roots were sorted by morphotype, and proportional colonization of each type was determined. DNA was subsequently extracted from individual root tips for polymerase chain reaction, restriction fragment length polymorphism, and rDNA sequencing of the ITS1/5.8S/ITS2 region to determine identities of fungal morphotypes. Twelve distinct molecular types were identified. Analysis of similarity showed that ECM fungal assemblages shifted significantly in composition across the soil moisture gradient. Taxa within the genus Tuber and the family Thelephoraceae were largely responsible for the changes in fungal assemblages. There were also significant differences in ECM community assemblages between the two oak host species. These results demonstrate that the structure of ECM fungal communities depends on both the abiotic and biotic environments and can shift with changes in soil moisture as well as host plant, even within the same genus.

Indexed as

BiodiversityCluster AnalysisDNA FingerprintingDNA, FungalDNA, Ribosomal SpacerFungiGenotypeMarylandMolecular Sequence DataMycorrhizaePhylogenyPlant RootsPolymorphism, Restriction Fragment LengthQuercusSeedlingsSequence Analysis, DNADNA, FungalDNA, Ribosomal Spacer

Identifiers

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.