Evidence map›Paper›PMID 17182682›Full record

ArticleJournal of virology2007

Human papillomavirus E7 repression in cervical carcinoma cells initiates a transcriptional cascade driven by the retinoblastoma family, resulting in senescence.

Kimberly Johung, Edward C Goodwin, Daniel DiMaio

Abstract read
In one paragraph

Article in Journal of virology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed
2.8field-weighted citation impact, top 11% 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

62 citing papers in PubMed, 96 citations in OpenAlex.

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  15. Human papillomavirus oncogenes reprogram the cervical cancer microenvironment independently of and synergistically with estrogen.Proceedings of the National Academy of Sciences of the United States of America · 2017
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2 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 1 institution in 1 country.

Kimberly JohungDepartment of Genetics, Yale University School of Medicine, New Haven, CT 06510, USA.
Edward C Goodwin
Daniel DiMaio
Yale University · US

Funding

MEDICAL SCIENTIST TRAINING PROGRAMT32GM007205 · NIGMS · YALE UNIVERSITY · PI KAZMIERCZAK, BARBARA I · 1985 to 2019
$42.9M
VIRAL SMALL RNPS--ROLES IN CELL TRANSFORMATIONP01CA016038 · NCI · YALE UNIVERSITY · PI DIMAIO, DANIEL C. · 1985 to 2020
$25.6M
NCI NIH HHS CA 16038NCI NIH HHS P01 CA016038NIDDK NIH HHS DK 58776NIGMS NIH HHS GM 07205NIGMS NIH HHS T32 GM007205
6 · The paper itself

Abstract

This work demonstrates a central role for the retinoblastoma (Rb) family in driving the transcriptional program of induced and replicative senescence. HeLa cervical carcinoma cells rapidly undergo senescence when the human papillomavirus (HPV) type 18 E7 gene in these cells is repressed by the bovine papillomavirus (BPV) E2 protein. This senescence response requires the endogenous Rb pathway but not the p53 pathway. Microarray analysis 6 days after BPV E2 introduction into HeLa cells identified 224 cellular genes induced by E7 repression and 354 repressed genes. Many repressed genes were involved in cell cycle progression, and numerous induced genes encoded lysosomal proteins. These gene expression changes were blocked by constitutive expression of the wild-type HPV16 E7 or adenovirus E1A gene, but not by E7 or E1A mutants defective for Rb binding. Short hairpin RNAs targeting the Rb family also inhibited these gene expression changes and blocked senescence. Therefore, surprisingly, the transcriptional response to BPV E2 expression was entirely dependent on E7 repression and activation of the Rb family, and the BPV E2 protein did not directly affect the expression of cellular genes. Activation of the Rb family repressed E2F-responsive genes and stimulated transcriptional activators, thereby mobilizing multiple signals, such as repression of B-MYB and DEK, that were independently sufficient to induce senescence. There was extensive overlap between the transcriptional profiles of senescent, late-passage primary human fibroblasts and senescent cervical carcinoma cells, suggesting that this Rb family-mediated transcriptional cascade also plays a central role in replicative senescence.

Indexed as

Genes, RetinoblastomaAnimalsBase SequenceCattleCellular SenescenceDNA-Binding ProteinsDNA, ViralFemaleGene Expression Regulation, ViralHeLa CellsHuman papillomavirus 18HumansOligonucleotide Array Sequence AnalysisOncogene Proteins, ViralPapillomaviridaeSignal TransductionDNA-Binding ProteinsDNA, ViralE2 protein, Bovine papillomavirusE7 protein, Human papillomavirus type 18Oncogene Proteins, ViralViral Proteins

Identifiers

PMID17182682
PMCPMC1865941
OpenAlexW2011566438

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.