Evidence map›Paper›PMID 15778461›Full record

ArticlePlant physiology2005

Tissue-specific localization of pea root infection by Nectria haematococca. Mechanisms and consequences.

Uvini Gunawardena, Marianela Rodriguez, David Straney, John T Romeo, Hans D VanEtten, Martha C Hawes

Open access · greenAbstract read
In one paragraph

Article in Plant physiology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
5.8field-weighted citation impact, top 4% of its field
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

28 citing papers in PubMed, 83 citations in OpenAlex.

  1. Differential root zone secretions and the role of root border cells in rhizosphere manipulation.Phytochemistry reviews : proceedings of the Phytochemical Society of Europe · 2025
    Review
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  6. Review
  7. Article
  8. The leaf extract of crofton weed (Plant diversity · 2020
    Article
  9. Review
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  15. Review
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  17. Article
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  19. Article
  20. Article
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

6 authors at 2 institutions in 1 country.

Uvini GunawardenaDivision of Plant Pathology and Microbiology, Department of Plant Sciences, University of Arizona, Tucson, Arizona 85721, USA.
Marianela Rodriguez
David Straney
John T Romeo
Hans D VanEtten
Martha C Hawes
University of Arizona · USUniversity of South Florida · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Root infection in susceptible host species is initiated predominantly in the zone of elongation, whereas the remainder of the root is resistant. Nectria haematococca infection of pea (Pisum sativum) was used as a model to explore possible mechanisms influencing the localization of root infection. The failure to infect the root tip was not due to a failure to induce spore germination at this site, suppression of pathogenicity genes in the fungus, or increased expression of plant defense genes. Instead, exudates from the root tip induce rapid spore germination by a pathway that is independent of nutrient-induced germination. Subsequently, a factor produced during fungal infection and death of border cells at the root apex appears to selectively suppress fungal growth and prevent sporulation. Host-specific mantle formation in response to border cells appears to represent a previously unrecognized form of host-parasite relationship common to diverse species. The dynamics of signal exchange leading to mantle development may play a key role in fostering plant health, by protecting root meristems from pathogenic invasion.

Indexed as

Antifungal AgentsCell DeathGrowth InhibitorsHypocrealesPisum sativumPlant DiseasesPlant RootsSpores, FungalAntifungal AgentsGrowth Inhibitors

Identifiers

PMID15778461
PMCPMC1088327
OpenAlexW2068986342

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.