Evidence map›Paper›PMID 12208848›Full record

ArticleGenes & development2002

Specific down-modulation of Notch1 signaling in cervical cancer cells is required for sustained HPV-E6/E7 expression and late steps of malignant transformation.

Claudio Talora, Dennis C Sgroi, Christopher P Crum, G Paolo Dotto

Open access · diamondAbstract read
In one paragraph

Article in Genes & development, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 121 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
121citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

121 citing papers in PubMed, 1 synthesis or guideline pooled it, 259 citations in OpenAlex.

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  14. p73α1, a p73 C-terminal isoform, regulates tumor suppression and the inflammatory response via Notch1.Proceedings of the National Academy of Sciences of the United States of America · 2022
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61 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

4 authors at 3 institutions in 1 country.

Claudio TaloraCutaneous Biology Research Center, Massachusetts General Hospital and Harvard Medical School, Charlestown, Massachusetts 02129, USA.
Dennis C Sgroi
Christopher P Crum
G Paolo Dotto
Brigham and Women's Hospital · USHarvard University Press · USMassachusetts General Hospital · US

Funding

VIRAL SMALL RNPS--ROLES IN CELL TRANSFORMATIONP01CA016038 · NCI · YALE UNIVERSITY · PI DIMAIO, DANIEL C. · 1985 to 2020
$25.6M
GROWTH DIFFERENTIATION CONTROL IN PRIMARY KERATINOCYTES.R01AR039190 · NIAMS · YALE UNIVERSITY · PI DOTTO, GIAN-PAOLO · 1988 to 2021
$9.5M
KINASES AND EPITHELIAL DIFFERENTIATION CONTROLR01CA073796 · NCI · UNIVERSITY OF LAUSANNE · PI DOTTO, GIAN-PAOLO · 1998 to 2006
$2.0M
NCI NIH HHS CA16038NCI NIH HHS CA73796NCI NIH HHS P01 CA016038NCI NIH HHS R01 CA073796NIAMS NIH HHS AR39190NIAMS NIH HHS R01 AR039190
6 · The paper itself

Abstract

The Notch family of cell surface receptors plays a key role in cell-fate determination and differentiation, functioning in a cell- and context-specific manner. In mammalian cells, Notch activation is generally thought to maintain stem cell potential and inhibit differentiation, thereby promoting carcinogenesis. However, in other contexts such as primary epithelial cells (keratinocytes), increased Notch activity causes exit from the cell cycle and/or commitment to differentiation. We now report that expression of the endogenous Notch1 gene is markedly reduced in a panel of cervical carcinoma cells whereas expression of Notch2 remains elevated, and Notch1 expression is similarly reduced or absent in invasive cervical cancers. Conversely, expression of activated Notch1 causes strong growth inhibition of HPV-positive, but not HPV-negative, cervical carcinoma cells, but exerts no such effects on other epithelial tumor cells. Increased Notch1 signaling, but not Notch2, causes a dramatic down-modulation of HPV-driven transcription of the E6/E7 viral genes, through suppression of AP-1 activity by up-regulation of the Fra-1 family member and decreased c-Fos expression. Thus, Notch1 exerts specific protective effects against HPV-induced transformation through suppression of E6/E7 expression, and down-modulation of Notch1 expression is likely to play an important role in late stages of HPV-induced carcinogenesis.

Indexed as

Nuclear ProteinsTranscription FactorsCell Transformation, NeoplasticDNA-Binding ProteinsDown-RegulationFemaleGenes, ViralHumansImmunoglobulin J Recombination Signal Sequence-Binding ProteinMembrane ProteinsPapillomaviridaePapillomavirus InfectionsReceptor, Notch1Receptor, Notch2Receptors, Cell SurfaceRNA, MessengerDNA-Binding ProteinsImmunoglobulin J Recombination Signal Sequence-Binding ProteinMembrane ProteinsNOTCH1 protein, humanNOTCH2 protein, humanNuclear ProteinsRBPJ protein, humanReceptor, Notch1Receptor, Notch2Receptors, Cell SurfaceRNA, MessengerRNA, NeoplasmTranscription Factor AP-1Transcription Factors

Identifiers

PMID12208848
PMCPMC186663
OpenAlexW2104039084

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.