Evidence map›Paper›PMID 9628880›Full record

ArticleThe EMBO journal1998

Overexpression of HuR, a nuclear-cytoplasmic shuttling protein, increases the in vivo stability of ARE-containing mRNAs.

X C Fan, J A Steitz

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 436 papers.

0numbers the graph read from it
0cells of the map it votes in
436citing papers in PubMed
16.3field-weighted citation impact, top 1% 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

436 citing papers in PubMed, 868 citations in OpenAlex.

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376 more citing papers are in PubMed but not listed here.

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

2 authors at 1 institution in 1 country.

X C FanDepartment of Molecular Biophysics and Biochemistry, Yale University School of Medicine, New Haven, CT 06536, USA.
J A Steitz
Yale University · US

Funding

VIRAL SMALL RNPS--ROLES IN CELL TRANSFORMATIONP01CA016038 · NCI · YALE UNIVERSITY · PI DIMAIO, DANIEL C. · 1985 to 2020
$25.6M
NCI NIH HHS CA 16038
6 · The paper itself

Abstract

The messenger RNAs of many proto-oncogenes, cytokines and lymphokines are targeted for rapid degradation through AU-rich elements (AREs) located in their 3' untranslated regions (UTRs). HuR, a ubiquitously expressed member of the Elav family of RNA binding proteins, exhibits specific affinities for ARE-containing RNA sequences in vitro which correlate with their in vivo decay rates, thereby implicating HuR in the ARE-mediated degradation pathway. We have transiently transfected HuR into mouse L929 cells and observed that overexpression of HuR enhances the stability of beta-globin reporter mRNAs containing either class I or class II AREs. The increase in mRNA stability parallels the level of HuR overexpression, establishing an in vivo role for HuR in mRNA decay. Furthermore, overexpression of HuR deletion mutants lacking RNA recognition motif 3 (RRM 3) does not exert a stabilizing effect, indicating that RRM 3 is important for HuR function. We have also developed polyclonal anti-HuR antibodies. Immunofluorescent staining of HeLa and L929 cells using affinity-purified anti-HuR antibody shows that both endogenous and overexpressed HuR proteins are localized in the nucleus. By forming HeLa-L929 cell heterokaryons, we demonstrate that HuR shuttles between the nucleus and cytoplasm. Thus, HuR may initially bind to ARE-containing mRNAs in the nucleus and provide protection during and after their export to the cytoplasmic compartment.

Indexed as

Antigens, SurfaceAnimalsCell NucleusCells, CulturedCytoplasmELAV-Like Protein 1ELAV ProteinsHeLa CellsHumansMiceRNA-Binding ProteinsRNA, MessengerAntigens, SurfaceELAVL1 protein, humanELAV-Like Protein 1ELAV ProteinsRNA-Binding ProteinsRNA, Messenger

Identifiers

PMID9628880
PMCPMC1170681
OpenAlexW2096259566

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.