Evidence map›Paper›PMID 31819959›Full record

ArticleNucleic acids research2020

Effector gene silencing mediated by histone methylation underpins host adaptation in an oomycete plant pathogen.

Liyuan Wang, Han Chen, JiangJiang Li, Haidong Shu, Xiangxue Zhang, Yuanchao Wang, Brett M Tyler, Suomeng Dong

Abstract read
In one paragraph

Article in Nucleic acids research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing 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

40 citing papers in PubMed.

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  7. Biocontrol Efficacy ofJournal of fungi (Basel, Switzerland) · 2026
    Article
  8. Article
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  10. Article
  11. Transcriptome Analysis ofMicroorganisms · 2025
    Article
  12. Article
  13. Article
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  15. PsDMAP1/PsTIP60-regulated H4K16ac is required for ROS-dependent virulence adaptation ofProceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  16. Article
  17. Article
  18. Review
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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.

Liyuan WangDepartment of Plant Pathology, Nanjing Agriculture University, Nanjing 210095, China.
Han ChenDepartment of Plant Pathology, Nanjing Agriculture University, Nanjing 210095, China.
JiangJiang LiDepartment of Plant Pathology, Nanjing Agriculture University, Nanjing 210095, China.
Haidong ShuDepartment of Plant Pathology, Nanjing Agriculture University, Nanjing 210095, China.
Xiangxue ZhangDepartment of Plant Pathology, Nanjing Agriculture University, Nanjing 210095, China.
Yuanchao WangDepartment of Plant Pathology, Nanjing Agriculture University, Nanjing 210095, China.
Brett M TylerCenter for Genome Research and Biocomputing, and Department of Botany and Plant Pathology, Oregon State University, Corvallis, OR 97331, USA.
Suomeng DongDepartment of Plant Pathology, Nanjing Agriculture University, Nanjing 210095, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The relentless adaptability of pathogen populations is a major obstacle to effective disease control measures. Increasing evidence suggests that gene transcriptional polymorphisms are a strategy deployed by pathogens to evade host immunity. However, the underlying mechanisms of transcriptional plasticity remain largely elusive. Here we found that the soybean root rot pathogen Phytophthora sojae evades the soybean Resistance gene Rps1b through transcriptional polymorphisms in the effector gene Avr1b that occur in the absence of any sequence variation. Elevated levels of histone H3 Lysine27 tri-methylation (H3K27me3) were observed at the Avr1b locus in a naturally occurring Avr1b-silenced strain but not in an Avr1b-expressing strain, suggesting a correlation between this epigenetic modification and silencing of Avr1b. To genetically test this hypothesis, we edited the gene, PsSu(z)12, encoding a core subunit of the H3K27me3 methyltransferase complex by using CRISPR/Cas9, and obtained three deletion mutants. H3K27me3 depletion within the Avr1b genomic region correlated with impaired Avr1b gene silencing in these mutants. Importantly, these mutants lost the ability to evade immune recognition by soybeans carrying Rps1b. These data support a model in which pathogen effector transcriptional polymorphisms are associated with changes in chromatin epigenetic marks, highlighting epigenetic variation as a mechanism of pathogen adaptive plasticity.

Indexed as

AllelesAmino Acid SequenceGene SilencingGlycine maxHistonesMethylationPhytophthoraPlant DiseasesSequence Homology, Amino AcidVirulenceHistones

Identifiers

PMID31819959
PMCPMC7039004

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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.