Evidence map›Paper›PMID 19104064›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2008

Transgenic rice plants that overexpress transcription factors RF2a and RF2b are tolerant to rice tungro virus replication and disease.

Shunhong Dai, Xiaoping Wei, Antonio A Alfonso, Liping Pei, Ulysses G Duque, Zhihong Zhang, Gina M Babb, Roger N Beachy

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
6.9field-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

25 citing papers in PubMed, 75 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 2 institutions in 2 countries.

Shunhong DaiDonald Danforth Plant Science Center, 975 North Warson Road, St. Louis, MO 63132, USA. sdai@danforthcenter.org
Xiaoping Wei
Antonio A Alfonso
Liping Pei
Ulysses G Duque
Zhihong Zhang
Gina M Babb
Roger N Beachy
Donald Danforth Plant Science Center · USPhilippine Rice Research Institute · PH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Rice tungro disease (RTD) is a significant yield constraint in rice-growing areas of South and Southeast Asia. Disease symptoms are caused largely by infection by the rice tungro bacilliform virus (RTBV). Two host transcription factors, RF2a and RF2b, regulate expression of the RTBV promoter and are important for plant development. Expression of a dominant negative mutant of these factors in transgenic rice resulted in phenotypes that mimic the symptoms of RTD, whereas overexpression of RF2a and RF2b had essentially no impact on plant development. Conversely, lines with elevated expression of RF2a or RF2b showed weak or no symptoms of infection after Agrobacterium inoculation of RTBV, whereas control plants showed severe stunting and leaf discoloration. Furthermore, transgenic plants exhibited reduced accumulation of RTBV RNA and viral DNA compared with nontransgenic plants. Similar results were obtained in studies after virus inoculation by green leafhoppers. Gaining disease resistance by elevating the expression of host regulators provides another strategy against RTD and may have implications for other pararetrovirus infections.

Indexed as

Basic-Leucine Zipper Transcription FactorsGene Expression Regulation, ViralOryzaPlant DiseasesPlant ProteinsPlants, Genetically ModifiedPromoter Regions, GeneticTungrovirusVirus ReplicationBasic-Leucine Zipper Transcription FactorsPlant Proteins

Identifiers

PMID19104064
PMCPMC2634887
OpenAlexW2041919945

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.