Evidence map›Paper›PMID 18256031›Full record

ArticleThe Journal of biological chemistry2008

Identification of an intronic splicing enhancer essential for the inclusion of FGFR2 exon IIIc.

Puneet Seth, Heather B Miller, Erika L Lasda, James L Pearson, Mariano A Garcia-Blanco

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.9field-weighted citation impact, top 15% 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

8 citing papers in PubMed, 17 citations in OpenAlex.

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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

5 authors at 2 institutions in 1 country.

Puneet SethDepartment of Molecular Genetics and Microbiology, and Center for RNA Biology, Duke University Medical Center, Durham, NC 27710, USA.
Heather B Miller
Erika L Lasda
James L Pearson
Mariano A Garcia-Blanco
Duke University · USDuke Medical Center · US

Funding

Regulation of Alternative Splicing of FGFR2 pre-mRNAR01GM063090 · NIGMS · DUKE UNIVERSITY · PI GARCIA-BLANCO, MARIANO A. · 2001 to 2008
$2.3M
NIGMS NIH HHS R01 GM 63090
6 · The paper itself

Abstract

The ligand specificity of fibroblast growth factor receptor 2 (FGFR2) is determined by the alternative splicing of exons 8 (IIIb) or 9 (IIIc). Exon IIIb is included in epithelial cells, whereas exon IIIc is included in mesenchymal cells. Although a number of cis elements and trans factors have been identified that play a role in exon IIIb inclusion in epithelium, little is known about the activation of exon IIIc in mesenchyme. We report here the identification of a splicing enhancer required for IIIc inclusion. This 24-nucleotide (nt) downstream intronic splicing enhancer (DISE) is located within intron 9 immediately downstream of exon IIIc. DISE was able to activate the inclusion of heterologous exons rat FGFR2 IIIb and human beta-globin exon 2 in cell lines from different tissues and species and also in HeLa cell nuclear extracts in vitro. DISE was capable of replacing the intronic activator sequence 1 (IAS1), a known IIIb splicing enhancer and vice versa. This fact, together with the requirement for DISE to be close to the 5'-splice site and the ability of DISE to promote binding of U1 snRNP, suggested that IAS1 and DISE belong to the same class of cis-acting elements.

Indexed as

Alternative SplicingAnimalsEnhancer Elements, GeneticEpitheliumExonsGlobinsHeLa CellsHumansMesodermMiceOrgan SpecificityRatsReceptor, Fibroblast Growth Factor, Type 2Ribonucleoprotein, U1 Small NuclearFGFR2 protein, humanFgfr2 protein, mouseFgfr2 protein, ratGlobinsReceptor, Fibroblast Growth Factor, Type 2Ribonucleoprotein, U1 Small Nuclear

Identifiers

PMID18256031
PMCPMC2442303
OpenAlexW2008041798

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.