Evidence map›Paper›PMID 28322224›Full record

ArticleScientific reports2017

Elicitation of resistance and associated defense responses in Trichoderma hamatum induced protection against pearl millet downy mildew pathogen.

Chandra Nayaka Siddaiah, Niranjan Raj Satyanarayana, Venkataramana Mudili, Vijai Kumar Gupta, Selvakumar Gurunathan, Shobith Rangappa, Shekar Shetty Huntrike, Rakesh Kumar Srivastava

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
17.7field-weighted citation impact, top 1% 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

37 citing papers in PubMed, 129 citations in OpenAlex.

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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 at 6 institutions in 3 countries.

Chandra Nayaka SiddaiahDepartment of Studies in Biotechnology, University of Mysore, Manasagangotri, Mysore, 570006, Karnataka, India.
Niranjan Raj SatyanarayanaDepartment of Studies in Microbiology, Karnataka State Open University, Mukthagangotri, Mysore, 570006, Karnataka, India.
Venkataramana MudiliMicrobiology Division, DRDO-BU-Centre for Life sciences, Bharathiar University Campus, Coimbatore, 641046, Tamil Nadu, India.
Vijai Kumar GuptaDiscipline of Biochemistry, National University of Ireland Galway, Galway, Ireland.
Selvakumar GurunathanMicrobiology Division, DRDO-BU-Centre for Life sciences, Bharathiar University Campus, Coimbatore, 641046, Tamil Nadu, India.
Shobith RangappaFrontier Research Center for Post-Genome Science and Technology, Hokkaido University, Sapporo 060-0808, Japan.
Shekar Shetty HuntrikeDepartment of Studies in Biotechnology, University of Mysore, Manasagangotri, Mysore, 570006, Karnataka, India.
Rakesh Kumar SrivastavaInternational Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Patancheru, 502324, Telangana, India.
Bharathiar University · INUniversity of Mysore · INHokkaido University · JPInternational Crops Research Institute for the Semi-Arid Tropics · INKarnataka State Open University · INOllscoil na Gaillimhe – University of Galway · IE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Endophytic Trichoderma hamatum UoM 13 isolated from pearl millet roots was evaluated for its efficiency to suppress downy mildew disease. Under laboratory conditions, T. hamatum seed treatment significantly enhanced pearl millet seed germination and seedling vigor. T. hamatum seed treatment resulted in systemic and durable immunity against pearl millet downy mildew disease under greenhouse and field conditions. T. hamatum treated seedlings responded to downy mildew infection with high lignification and callose deposition. Analysis of defense enzymes showed that T. hamatum treatment significantly enhanced the activities of glucanase, peroxidase, phenylalanine ammonia-lyase, and polyphenol oxidase in comparison to untreated control. RT-PCR analysis revealed differentially expressed transcripts of the defense enzymes and PR-proteins in treated, untreated, and checks, wherein PR-1, PR-5, and cell wall defense HRGPs were significantly over expressed in treated seedlings as against their lower expression in controls. T. hamatum treatment significantly stimulated endogenous salicylic acid (SA) levels and significantly upregulated important SA biosynthesis gene isochorismate synthase. The results indicated that T. hamatum UoM13 treatment induces resistance corresponding to significant over expression of endogenous SA, important defense enzymes, PR-proteins, and HRGPs, suggesting that SA biosynthetic pathway is involved in pearl millet for mounting systemic immunity against downy mildew pathogen.

Indexed as

Disease ResistanceEnzymesGene Expression ProfilingGerminationGlucansLigninPennisetumPlant DiseasesReal-Time Polymerase Chain ReactionSalicylic AcidSeedlingsSeedsTrichodermacalloseEnzymesGlucansLigninSalicylic Acid

Identifiers

PMID28322224
PMCPMC5359564
OpenAlexW2597770122

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.