Evidence map›Paper›PMID 8524667›Full record

ArticleNucleic acids research1995

Inhibition of cell proliferation by C/EBP alpha occurs in many cell types, does not require the presence of p53 or Rb, and is not affected by large T-antigen.

L R Hendricks-Taylor, G J Darlington

Open access · greenAbstract read
In one paragraph

Article in Nucleic acids research, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
5.5field-weighted citation impact, top 4% 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

44 citing papers in PubMed, 134 citations in OpenAlex.

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  9. Asthma and COPD - The C/EBP Connection.The open respiratory medicine journal · 2012
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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

2 authors at 1 institution in 1 country.

L R Hendricks-TaylorDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
G J Darlington
Baylor Genetics · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The transcription factor CCAAT/enhancer binding protein (C/EBP alpha) is expressed predominantly in differentiated tissues and is able to induce growth arrest and differentiation in preadipocytes. C/EBP alpha expression is high in non-dividing hepatocytes, but decreases during liver regeneration. These observations suggest that C/EBP alpha is inversely related to cell proliferation. To investigate the mechanism of growth inhibition by C/EBP alpha, the response of immortal human cells to cotransfection of a C/EBP alpha expression vector (CMV alpha) and a CMV beta-galactosidase expression vector was examined. Hep3B2, a hepatoma; Saos2, an osteosarcoma deficient for p53 and Rb; and 639, a fibroblast expressing SV40 T-antigen, were examined. Transiently transfected cells were stained for beta-gal activity to monitor their ability to undergo division. The ability of stable transformants to form colonies was also assessed for each cell line. Cells transfected with CMV alpha remained as non-dividing cells while control cells divided to form colonies. Mutations of the C/EBP alpha sequence demonstrated that only a small, previously uncharacterized activation domain was required for antimitotic activity. Our results suggest that C/EBP alpha may play a role in maintaining the quiescent state of hepatocytes and other cells. Furthermore, it appears that the effects of C/EBP alpha are not mediated through p53 or Rb and are not altered by T-antigen.

Indexed as

Antigens, Polyomavirus TransformingBase SequenceCarcinoma, HepatocellularCCAAT-Enhancer-Binding ProteinsCell DivisionCell LineDNA-Binding ProteinsFibroblastsHumansLiver NeoplasmsMolecular Sequence DataMutagenesisMutagenesis, InsertionalNuclear ProteinsOsteosarcomaRecombinant ProteinsAntigens, Polyomavirus TransformingCCAAT-Enhancer-Binding ProteinsDNA-Binding ProteinsNuclear ProteinsRecombinant ProteinsRetinoblastoma ProteinTranscription FactorsTumor Suppressor Protein p53

Identifiers

PMID8524667
PMCPMC307450
OpenAlexW2135855901

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.