Evidence map›Paper›PMID 19449088›Full record

ArticleJournal of plant research2009

Salicylic acid and salicylic acid glucoside in xylem sap of Brassica napus infected with Verticillium longisporum.

Astrid Ratzinger, Nadine Riediger, Andreas von Tiedemann, Petr Karlovsky

Open access · hybridAbstract read
In one paragraph

Article in Journal of plant research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
4.6field-weighted citation impact, top 6% 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

31 citing papers in PubMed, 90 citations in OpenAlex.

  1. Review
  2. Article
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  20. Frontiers in microbiology · 2018
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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 at 1 institution in 1 country.

Astrid RatzingerMolecular Phytopathology and Mycotoxin Research Unit, Department of Crop Sciences, Goettingen University, 37077 Göttingen, Germany.
Nadine Riediger
Andreas von Tiedemann
Petr Karlovsky
University of Göttingen · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Salicylic acid (SA) and its glucoside (SAG) were detected in xylem sap of Brassica napus by HPLC-MS. Concentrations of SA and SAG in xylem sap from the root and hypocotyl of the plant, and in extracts of shoots above the hypocotyl, increased after infection with the vascular pathogen Verticillium longisporum. Both concentrations were correlated with disease severity assessed as the reduction in shoot length. Furthermore, SAG levels in shoot extracts were correlated with the amount of V. longisporum DNA in the hypocotyls. Although the concentration of SAG (but not SA) in xylem sap of infected plants gradually declined from 14 to 35 days post infection, SAG levels remained significantly higher than in uninfected plants during the whole experiment. Jasmonic acid (JA) and abscisic acid (ABA) levels in xylem sap were not affected by infection with V. longisporum. SA and SAG extend the list of phytohormones potentially transported from root to shoot with the transpiration stream. The physiological relevance of this transport and its contribution to the distribution of SA in plants remain to be elucidated.

Indexed as

Abscisic AcidBiomassBrassica napusChromatography, High Pressure LiquidCyclopentanesDNA, FungalGlucosidesMass SpectrometryOxylipinsPlant DiseasesPlant ExtractsPlant ExudatesPlant ShootsSalicylatesVerticilliumXylemAbscisic AcidCyclopentanesDNA, FungalGlucosidesjasmonic acidOxylipinsPlant ExtractsPlant ExudatesSalicylatessalicylic acid glucoside

Identifiers

PMID19449088
PMCPMC2776162
OpenAlexW2127041004

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.