Evidence map›Paper›PMID 10359768›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1999

CPF: an orphan nuclear receptor that regulates liver-specific expression of the human cholesterol 7alpha-hydroxylase gene.

M Nitta, S Ku, C Brown, A Y Okamoto, B Shan

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed
22.0field-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

65 citing papers in PubMed, 281 citations in OpenAlex.

  1. Review
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  6. Review
  7. Nuclear receptors, cholesterol homeostasis and the immune system.The Journal of steroid biochemistry and molecular biology · 2019
    Review
  8. Article
  9. Review
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  12. Review
  13. Review
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  15. Article
  16. The orphan nuclear receptors at their 25-year reunion.Journal of molecular endocrinology · 2013
    Review
  17. Article
  18. Article
  19. Article
  20. Article

5 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

5 authors at 1 institution in 1 country.

M NittaBiology Department, Tularik Inc., Two Corporate Drive, South San Francisco, CA 94080, USA.
S Ku
C Brown
A Y Okamoto
B Shan
TiVo (United States) · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cholesterol 7alpha-hydroxylase is the first and rate-limiting enzyme in a pathway through which cholesterol is metabolized to bile acids. The gene encoding cholesterol 7alpha-hydroxylase, CYP7A, is expressed exclusively in the liver. Overexpression of CYP7A in hamsters results in a reduction of serum cholesterol levels, suggesting that the enzyme plays a central role in cholesterol homeostasis. Here, we report the identification of a hepatic-specific transcription factor that binds to the promoter of the human CYP7A gene. We designate this factor CPF, for CYP7A promoter binding factor. Mutation of the CPF binding site within the CYP7A promoter abolished hepatic-specific expression of the gene in transient transfection assays. A cDNA encoding CPF was cloned and identified as a human homolog of the Drosophila orphan nuclear receptor fushi tarazu F1 (Ftz-F1). Cotransfection of a CPF expression plasmid and a CYP7A reporter gene resulted in specific induction of CYP7A-directed transcription. These observations suggest that CPF is a key regulator of human CYP7A gene expression in the liver.

Indexed as

Gene Expression Regulation, EnzymologicAmino Acid SequenceAnimalsBase SequenceCell LineCholesterol 7-alpha-HydroxylaseCricetinaeHumansLiverMolecular Sequence DataOrgan SpecificityPromoter Regions, GeneticSequence AlignmentTranscription FactorsTransfectionCholesterol 7-alpha-HydroxylaseTranscription Factors

Identifiers

PMID10359768
PMCPMC21971
OpenAlexW2064966728

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.