Evidence map›Paper›PMID 12779121›Full record

ArticleTransgenic research2003

The sweet pepper ferredoxin-like protein (pflp) conferred resistance against soft rot disease in Oncidium orchid.

Chia-Hui Liau, Jian-Cheng Lu, Venkatesh Prasad, Hsin-hao Hsiao, Su-Juan You, Jent-turn Lee, Ning-Sun Yang, Hsiang-En Huang, Teng-Yung Feng, Wen-Huei Chen and 1 more

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In one paragraph

Article in Transgenic research, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.5field-weighted citation impact, top 20% 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

20 citing papers in PubMed, 88 citations in OpenAlex.

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  4. DestructiveFrontiers in microbiology · 2023
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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

11 authors at 2 institutions in 2 countries.

Chia-Hui LiauInstitute of BioAgricultural Sciences, Academia Sinica, Taiwan 11529, Republic of China.
Jian-Cheng Lu
Venkatesh Prasad
Hsin-hao Hsiao
Su-Juan You
Jent-turn Lee
Ning-Sun Yang
Hsiang-En Huang
Teng-Yung Feng
Wen-Huei Chen
Ming-Tsair Chan
Academia Sinica · TWMitsui Sugar (Japan) · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Genetic engineering to date has not been used to introduce disease resistance genes into the orchid gene pool. The ferredoxin-like protein gene originally isolated from sweet pepper is thought to function as a natural defense against infection due to its antimicrobial properties. Hence it was reasoned that introduction of this gene might produce Oncidium plants resistant to Erwinia carotovora, the causal agent for the soft rot disease. An expression vector containing sweet pepper ferredoxin-like protein (pflp) cDNA, hph and gusA coding sequence was successfully transformed into protocorm-like bodies (PLBs) of Oncidium orchid, using Agrobacterium tumefaciens strain EHA105. A total of 17 independent transgenic orchid lines was obtained, out of which six transgenic lines (beta-glucuronidase (GUS) positive) were randomly selected and confirmed by Southern, northern and western blot analyses. A bioassay was conducted on the transgenic lines. Transgenic plants showed enhanced resistance to E. carotovora, even when the entire plant was challenged with the pathogen. Our results suggest that pflp may be an extremely useful gene for genetic engineering strategies in orchids to confer resistance against soft rot disease.

Indexed as

Plant DiseasesPlants, Genetically ModifiedCapsicumFerredoxinsImmunity, InnateOrchidaceaePectobacterium carotovorumFerredoxins

Identifiers

PMID12779121
OpenAlexW240227971

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.