Evidence map›Paper›PMID 14534330›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2003

An endogenous retroviral long terminal repeat is the dominant promoter for human beta1,3-galactosyltransferase 5 in the colon.

Catherine A Dunn, Patrik Medstrand, Dixie L Mager

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed
4.0field-weighted citation impact, top 5% 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

61 citing papers in PubMed, 123 citations in OpenAlex.

  1. Review
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  5. Histone methyltransferase SETDB1 safeguards mouse fetal hematopoiesis by suppressing activation of cryptic enhancers.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
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  12. Epigenetic Regulation of Glycosylation in Cancer and Other Diseases.International journal of molecular sciences · 2021
    Review
  13. Article
  14. Review
  15. Article
  16. Article
  17. Review
  18. Article
  19. Review
  20. Human endogenous retroviruses and the nervous system.Handbook of clinical neurology · 2014
    Review

1 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

3 authors at 2 institutions in 2 countries.

Catherine A DunnTerry Fox Laboratory, British Columbia Cancer Agency, Vancouver, BC, Canada V5Z 1L3.
Patrik Medstrand
Dixie L Mager
University of British Columbia · CALund University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

LTRs of endogenous retroviruses are known to affect expression of several human genes, typically as a relatively minor alternative promoter. Here, we report that an endogenous retrovirus LTR acts as one of at least two alternative promoters for the human beta1,3-galactosyltransferase 5 gene, involved in type 1 Lewis antigen synthesis, and show that the LTR promoter is most active in the gastrointestinal tract and mammary gland. Indeed, the LTR is the dominant promoter in the colon, indicating that this ancient retroviral element has a major impact on gene expression. Using colorectal cancer cell lines and electrophoretic mobility-shift assays, we found that hepatocyte nuclear factor 1 (HNF-1) binds a site within the retroviral promoter and that expression of HNF-1 and interaction with its binding site correlated with promoter activation. We conclude that HNF-1 is at least partially responsible for the tissue-specific activation of the LTR promoter of human beta 1,3-galactosyltransferase 5. We demonstrate that this tissue-specific transcription factor is implicated in the activation of an LTR gene promoter.

Indexed as

Promoter Regions, GeneticBase SequenceColonColonic NeoplasmsEndogenous RetrovirusesExonsGalactosyltransferasesGenes, DominantHumansMolecular Sequence DataOrgan SpecificityReverse Transcriptase Polymerase Chain ReactionTerminal Repeat SequencesTranscription, GeneticTumor Cells, CulturedB3GALT5 protein, humanGalactosyltransferases

Identifiers

PMID14534330
PMCPMC240706
OpenAlexW2056898550

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.