Evidence map›Paper›PMID 18437520›Full record

ArticleTransgenic research2008

Excision of a selective marker in transgenic rice using a novel Cre/loxP system controlled by a floral specific promoter.

Xianquan Bai, Qiuyun Wang, Chengcai Chu

Abstract read
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In one paragraph

Article in Transgenic research, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
–field-weighted citation impact
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

21 citing papers in PubMed.

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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

3 authors.

Xianquan BaiState Key Laboratory of Plant Genomics and National Centre for Plant Gene Research (Beijing), Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, Beijing 100101, China.
Qiuyun Wang
Chengcai Chu

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Based on the Cre/loxP system, we have developed a novel marker-free system mediating a direct auto-excision of loxP-flanked marker genes from T(1 )transgenic rice without any treatment or further offspring crossing. To achieve this, the floral-specific promoter OsMADS45 was isolated from rice and the expression patterns of OsMADS45 promoter was characterised by using the pOs45:GUS transgenic plants. Furthermore, the binary vector with Cre recombinase under the control of OsMADS45 promoter was constructed and introduced into rice by Agrobacterium-mediated transformation and transgenic rice plants were generated. Southern blot analysis showed that auto-excision of the selective markers occurred in some T(1) progeny of the transgenic plants, suggesting that a high auto-excision frequency can be achieved with our Cre/loxP system. This auto-excision strategy provides an efficient way of removing the selectable marker gene from transgenic rice.

Indexed as

Genetic TechniquesPlants, Genetically ModifiedPromoter Regions, GeneticGene Expression Regulation, PlantGenes, PlantGenetic MarkersIntegrasesOryzaCre recombinaseGenetic MarkersIntegrases

Identifiers

What OpenQuestion holds

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Registered trials

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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.