Evidence map›Paper›PMID 16010978›Full record

ArticleMolecular and cellular biochemistry2005

Regulation of urokinase receptor mRNA stability by hnRNP C in lung epithelial cells.

Sreerama Shetty

Abstract read
PubMed Publisher
In one paragraph

Article in Molecular and cellular biochemistry, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

52 citing papers in PubMed, 100 citations in OpenAlex.

  1. Article
  2. Review
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  4. Article
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  7. Review
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  11. Article
  12. Review
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  15. Article
  16. Review
  17. Article
  18. Article
  19. Article
  20. Importance of NMolecular and clinical oncology · 2021
    Review
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

1 author at 1 institution in 1 country.

Sreerama ShettyDepartment of Specialty Care Services, The University of Texas Health Center at Tyler, Tyler, TX 75708, USA. sreerama.shetty@uthct.edu
The University of Texas Health Science Center at Tyler · US

Funding

Regulation of Lung Epithelial Fibrinolysis by UrokinaseR01HL071147 · NHLBI · UNIVERSITY OF TEXAS HLTH CTR AT TYLER · PI SHETTY, SREERAMA · 2002 to 2005
$1.0M
CONTROL OF FIBRINOLYTIC PATHWAYS IN LUNG DISEASER01HL062453 · NHLBI · UNIVERSITY OF TEXAS HLTH CTR AT TYLER · PI SHETTY, SREERAMA · 1999 to 2004
$751k
NHLBI NIH HHS R01-HL-62453NHLBI NIH HHS R01-HL71147
6 · The paper itself

Abstract

Increased urokinase receptor (uPAR) expression as well as stabilisation of uPAR mRNA contribute to the pathogenesis of lung inflammation and neoplasia. Post-transcriptional regulation of uPAR mRNA involves interaction of both coding and 3'-UTR sequences with regulatory uPAR mRNA binding proteins (Bps). In order to identify novel regulatory interactions, we performed gel mobility shift and UV cross-linking assays and found two distinct uPAR mRNA-protein complexes. We identified a rapidly migrating 40 kDa uPAR mRNABp that selectively bound a 110 nucleotide (nt) fragment of the uPAR mRNA 3'UTR. Chimeric beta-globin/uPAR mRNA containing the 110 nt 40 kDa protein binding fragment destabilised stable beta-globin mRNA with a rate of decay identical to that of chimeric beta-globin/uPAR containing the full uPAR 3'UTR. The 40 kDa uPAR 3'UTR Bp was purified using poly (U) sepharose and identified as heterogeneous nuclear ribonucleoprotein C (hnRNPC). Finally, we confirmed its interaction with the uPAR mRNA 3' UTR by gel mobility supershift assay using an anti-hnRNPC antibody. Direct in vivo interaction of hnRNPC with the uPAR mRNA 3'UTR was demonstrated by immunoprecipitation and combined RT PCR-Southern blotting assay. Co-transfection of hnRNPC cDNA in Beas2B cells reversed destabilisation of chimeric beta-globin/uPAR 3'UTR mRNA and its over-expression also induced uPAR protein and mRNA expression through stabilisation of uPAR mRNA. These observations indicate a novel mechanism of uPAR gene regulation in lung epithelial cells in which cis elements within a 110 nt uPAR mRNA 3'UTR sequence interact with hnRNPC to regulate uPAR mRNA stability.

Indexed as

RNA Stability3' Untranslated RegionsBase SequenceBinding SitesCells, CulturedEpithelial CellsGlobinsHeterogeneous-Nuclear Ribonucleoprotein Group CHumansLungMolecular Sequence DataReceptors, Cell SurfaceReceptors, Urokinase Plasminogen ActivatorRecombinant Fusion ProteinsRNA 3' End ProcessingRNA, Messenger3' Untranslated RegionsGlobinsHeterogeneous-Nuclear Ribonucleoprotein Group CPLAUR protein, humanReceptors, Cell SurfaceReceptors, Urokinase Plasminogen ActivatorRecombinant Fusion ProteinsRNA, Messenger

Identifiers

PMID16010978
OpenAlexW2003107065

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.