Evidence map›Paper›PMID 26472987›Full record

ArticlePlant methods2015

Within leaf variation is the largest source of variation in agroinfiltration of Nicotiana benthamiana.

Hany Bashandy, Salla Jalkanen, Teemu H Teeri

Abstract read
In one paragraph

Article in Plant methods, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing 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

30 citing papers in PubMed.

  1. A rapid and efficient in planta assay for assessment of RNA editing factor performance.The Plant journal : for cell and molecular biology · 2026
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  6. Transient Overexpression of the PepperLife (Basel, Switzerland) · 2025
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  7. Critical parameters for robustPlant direct · 2024
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  9. Pineapple SWEET10 is a glucose transporter.Horticulture research · 2023
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  11. Physiological and sucrose metabolic responses to waterlogging stress in balloon flower (Physiology and molecular biology of plants : an international journal of functional plant biology · 2023
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  15. CRISPR-based resistance to grapevine virus A.Frontiers in plant science · 2023
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  16. Generation of multi-layered protein bodies inFrontiers in plant science · 2023
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  19. Review
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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.

Hany BashandyDepartment of Agricultural Sciences, Viikki Plant Science Centre, University of Helsinki, P.O. Box 27, 00014 Helsinki, Finland ; Department of Genetics, Cairo University, 13 Gamaa St., Giza, 12619 Egypt.
Salla JalkanenDepartment of Agricultural Sciences, Viikki Plant Science Centre, University of Helsinki, P.O. Box 27, 00014 Helsinki, Finland.
Teemu H TeeriDepartment of Agricultural Sciences, Viikki Plant Science Centre, University of Helsinki, P.O. Box 27, 00014 Helsinki, Finland.ORCID 0000-0002-3812-7213

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTransient gene expression utilizing syringe agroinfiltration offers a simple and efficient technique for different transgenic applications. Leaves of Nicotiana benthamiana show reliable and high transformation efficiency, but in quantitative assays also a certain degree of variation. We used a nested design in our agroinfiltration experiments to dissect the sources of this variation.

resultsAn intron containing firefly luciferase gene was used as a reporter for agroinfiltration. A number of 6 week old tobacco plants were infiltrated for their top leaves, several samples were punched from the leaves after 2 days of transient expression, and protein extracts from the samples were repeatedly measured for luciferase activity. Interestingly, most of the variation was due to differences between the sampling spots in the leaves, the next important source being the different leaves on each plant. Variation between similar experiments, between plants and between repetitive measurements of the extracts could be easily minimized.

conclusionsEfforts and expenditure of agroinfiltration experiments can be optimized when sources of variation are known. In summary, infiltrate more plants but less leaves, sample more positions on the leaf but run only few technical replicates.

Indexed as

Agrobacterium meditated transformationAgroinfiltrationEstradiol inductionLuciferase expressionNested design

Identifiers

PMID26472987
PMCPMC4607171

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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.