Evidence map›Paper›PMID 18267975›Full record

ArticleNucleic acids research2008

Improvement of reporter activity by IRES-mediated polycistronic reporter system.

Hicham Bouabe, Reinhard Fässler, Jürgen Heesemann

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2008. 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
1.7field-weighted citation impact, top 18% 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

30 citing papers in PubMed, 58 citations in OpenAlex.

  1. Article
  2. Article
  3. Article
  4. TIM-3Science immunology · 2024
    Article
  5. Article
  6. Article
  7. Synthetic polycistronic sequences in eukaryotes.Synthetic and systems biotechnology · 2021
    Review
  8. Review
  9. Widespread polycistronic gene expression in green algae.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  10. Review
  11. Article
  12. Review
  13. Article
  14. Mouse Models and Tools for theFrontiers in immunology · 2019
    Review
  15. Article
  16. Article
  17. Article
  18. Review
  19. Review
  20. Article
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 at 2 institutions in 1 country.

Hicham BouabeMax von Pettenkofer-Institut für Hygiene und Medizinische Mikrobiologie, Ludwig-Maximilians-Universität, 80336 Munich, Germany. bouabe@mvp.uni-muenchen.de
Reinhard Fässler
Jürgen Heesemann
Max Planck Institute of Biochemistry · DEMax Planck Society · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Many in vitro and in vivo applications for transgenesis require co-expression of heterologous genes. The use of internal ribosome entry sites (IRESs) in dicistronic expression vectors enables the expression of two genes controlled by one promoter in target cells or whole organisms. Here we describe the expansion of IRES exploitation to generate multicistronic vectors capable of expressing multiple reporter genes, especially to improve the fluorescence yield of autofluorescent reporter gene products such as green fluorescent protein (GFP). We found that the increase in fluorescence output of GFP is proportional to the number of IRES-GFP repeats in the multicistronic vector. At least four genes can be expressed from a multicistonic vector by using tandem IRES elements, with no significant alteration of the expression level of the cap-dependent translated gene. Moreover, gene expression under the control of multiple IRES element has no effect on the posttranscriptional regulation through 3'-untranslated regions (3'UTR). Thus, endogenous gene expression and regulation, especially those controlled by weak promoters, can be analyzed with our IRES-dependent polycistronic reporter gene expression system.

Indexed as

Gene Expression RegulationGenes, ReporterRegulatory Sequences, Ribonucleic Acid3' Untranslated RegionsCell LineFluorescent DyesGenetic VectorsGreen Fluorescent ProteinsHumansProtein BiosynthesisRNA CapsRNA Processing, Post-Transcriptional3' Untranslated Regionsenhanced green fluorescent proteinFluorescent DyesGreen Fluorescent ProteinsRegulatory Sequences, Ribonucleic AcidRNA Caps

Identifiers

PMID18267975
PMCPMC2275123
OpenAlexW1966974609

What OpenQuestion holds

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LicenceCC BY-NC
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.