Evidence map›Paper›PMID 12845471›Full record

ArticlePlant cell reports2003

Quantitative GFP fluorescence as an indicator of recombinant protein synthesis in transgenic plants.

H A Richards, M D Halfhill, R J Millwood, C N Stewart

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Plant cell reports, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
4.2field-weighted citation impact, top 6% 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

23 citing papers in PubMed, 74 citations in OpenAlex.

  1. Whole Genome Sequencing and CRISPR/Cas9 Gene Editing of EnterotoxigenicInternational journal of molecular sciences · 2022
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  8. Measuring CaMKII concentration in dendritic spines.Journal of neuroscience methods · 2012
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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

4 authors at 2 institutions in 1 country.

H A RichardsFood Safety Center, University of Tennessee, Knoxville, TN 37996, USA.
M D Halfhill
R J Millwood
C N Stewart
University of Tennessee at Knoxville · USNorth Carolina State University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The utility of green fluorescent protein (GFP) for biological research is evident. A fluorescence-based method was developed to quantify GFP levels in transgenic plants and protein extracts. Fluorescence intensity was linear with increasing levels of GFP over a range that encompasses transgene expression in plants by the cauliflower mosaic virus 35S promoter. Standard curves were used to estimate GFP concentration in planta and in protein extracts. These values were consistent with ELISA measurements of GFP in protein extracts from transgenic plants, indicating that the technique is a reliable measure of recombinant GFP expression. The levels of in planta GFP expression in both homozygous and hemizygous plants was then estimated. Homozygous transgenic plants expressed twice the amount of GFP than hemizygous plants, suggesting additive transgene expression. This methodology may be useful to simplify the characterization of transgene expression in plants.

Indexed as

Enzyme-Linked Immunosorbent AssayGreen Fluorescent ProteinsLuminescent ProteinsPlant ProteinsPlants, Genetically ModifiedRecombinant Fusion ProteinsSpectrometry, FluorescenceGreen Fluorescent ProteinsLuminescent ProteinsPlant ProteinsRecombinant Fusion ProteinsNon-programmatic

Identifiers

PMID12845471
OpenAlexW2109840577

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.