Intervention effectmodel-written summary

Inoculated Vitória grapevine leaves developed necrotic lesions and vein cankers after 14 days.

A claim from First Report of Xanthomonas citri pv. viticola causing Bacterial Canker Disease on grapevine in Rio Grande do Norte, Brazil · 2026

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Inoculated Vitória grapevine leaves developed necrotic lesions and vein cankers after 14 days.

Taxon
grapevineVitist0
Treatment
Inoculatede0
Outcome
necrotic lesions on leaves and cankers on veinse0
Qualifier
14 days after inoculation (DAI)e0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingDirectionValue

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Vitis
Vitis · Taxon · picture of the genus (one of its species)Victor M. Vicente Selvas · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Inoculated leaves showed symptoms of necrotic lesions on leaves and cankers on veins 14 days after inoculation (DAI).”

✓ located verbatim in the source · abstract, characters 1900–2017
t0

“grapevine”

✓ located verbatim in the source · title, characters 83–92

Title

First Report of Xanthomonas citri pv. viticola causing Bacterial Canker Disease on grapevine in Rio Grande do Norte, Brazil

Igor Alexsader Melo Pimentel; Keyla Walescka Lopes Silva; Rui Sales Júnior; et al. Plant Disease 2026. doi:10.1094/pdis-01-26-0158-pdn

Other claims from this paper (7)

Record rev-8128f34ea2ccbd4b2e0e6479ed09547375b923a026e748d6814ddf4dc384ed42 · schema claims-v0.9 · position 2 in the model’s answer

inoculation · disease · VitisPositive and negative results

67 papers: 19 positive, 48 negative or no effect

47 papers in the same direction as this claim · 19 in the opposite direction

  1. positive
    Coinoculation with DSF-degrading strains significantly reduced disease incidence in grape stems relative to pathogen alone.

    Virulence of Plant Pathogenic Bacteria Attenuated by Degradation of Fatty Acid Cell-to-Cell Signaling Factors · 2008 · compared with plants inoculated with the pathogen alone

    Opposite direction

  2. positive
    Disease symptom suppression occurred both when strain PsJN was co-inoculated with the pathogen at the same site and when inoculated at the same time at different sites in the plant.

    Biological Control of Pierce’s Disease of Grape by an Endophytic Bacterium · 2018

    Opposite direction

  3. positive
    Inoculated E. layuense E24 colonized grapevine wood.

    Epicoccum layuense a potential biological control agent of esca-associated fungi in grapevine · 2019

    Opposite direction

  4. positive
    All PGPB significantly reduced disease incidence caused by tested fungal pathogens.

    Evaluation of Biocontrol Potential of Bacillus spp. and Pseudomonas fluorescens UM270 against Postharvest Fungal Pathogens · 2023

    Opposite direction

  5. positive
    Combined bacteria and biochar enhanced salt-alkali tolerance.

    The synergistic effect of extracellular polysaccharide-producing salt-tolerant bacteria and biochar promotes grape growth under saline-alkaline stress · 2025

    Opposite direction

  6. positive
    Biofertilisers reduced grapevine root-rot incidence in pots.

    Streptomyces alnias a biocontrol agent to root-rot of grapevine and increasing their efficiency by biofertilisers inocula · 2009

    Opposite direction

  7. positive
    Intact young berries were more resistant than mature berries to Rhizopus inoculation in both the vineyard and the laboratory.

    The biology and pathology of the fungus Rhizopus stolonifer, cause of black mould disease of table grapes in Israel · 1996 · compared with mature ones

    Opposite direction

  8. positive
    Mandipropamid applied 24 hours after inoculation reduced Plasmopara viticola colonization in leaves.

    Histological and Ultrastructural Studies on the Curative Effects of Mandipropamid on Plasmopara viticola · 2010 · compared with untreated samples

    Opposite direction

58 papers more in this group

See all 67 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.