Evidence map›Paper›PMID 40982385›Full record

ArticleEcology letters2025

Gene Family Expansions Provide Molecular Flexibility Required for Context-Dependent Species Interactions.

Damian J Hernandez, Gwendolyn B Pohlmann, Michelle E Afkhami

Abstract read
In one paragraph

Article in Ecology letters, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 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

3 authors.

Damian J HernandezDepartment of Biology, University of Miami, Coral Gables, Florida, USA.ORCID https://orcid.org/0000-0001-9833-1155
Gwendolyn B PohlmannDepartment of Ecosystem Science & Policy, University of Miami, Coral Gables, Florida, USA.ORCID https://orcid.org/0009-0008-9971-6856
Michelle E AfkhamiDepartment of Biology, University of Miami, Coral Gables, Florida, USA.ORCID https://orcid.org/0000-0001-7207-6256

Funding

Division of Biological Infrastructure DBI-2305481Division of Environmental Biology DEB-1922521Division of Environmental Biology DEB-2030060National Institute of Food and Agriculture 2022-67011-36456University of Miami
6 · The paper itself

Abstract

As environments worldwide change at unprecedented rates during the Anthropocene, understanding context dependency-how species interactions vary depending on environmental context-is crucial. Combining comparative genomics across 42 angiosperms with transcriptomics, genome-wide association mapping and gene duplication origin analyses, we show for the first time that gene family expansions are important to context-dependent regulation of species interactions. Gene families expanded in mycorrhizal fungi-associating plants display up to 200% more context-dependent gene expression and double the genetic variation associated with mycorrhizal benefits to plant fitness. Moreover, we discover these gene family expansions arise primarily from tandem duplications with > 2-times more tandem duplications genome-wide, indicating gene family expansions continuously supply genetic variation, allowing fine-tuning of context dependency in species interactions throughout plant evolution. Taken together, our results spotlight how widespread gene duplications can provide molecular flexibility required for plant-microbial interactions to match changing environmental conditions.

Indexed as

Evolution, MolecularMagnoliopsidaMultigene FamilyMycorrhizaeGene DuplicationGenetic VariationGenome, PlantSymbiosisarbuscular mycorrhizal fungicontext dependencyplant ecologyplant evolutionsymbiosis

Identifiers

PMID40982385
PMCPMC12453137

What OpenQuestion holds

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LicenceCC BY
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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.