Evidence map›Paper›PMID 19147762›Full record

ArticleClinical cancer research : an official journal of the American Association for Cancer Research2009

Combination of proteasome and HDAC inhibitors for uterine cervical cancer treatment.

Zhenhua Lin, Martina Bazzaro, Mei-Cheng Wang, Kwun C Chan, Shiwen Peng, Richard B S Roden

Open access · bronzeAbstract read
In one paragraph

Article in Clinical cancer research : an official journal of the American Association for Cancer Research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed
3.9field-weighted citation impact, top 6% 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

56 citing papers in PubMed, 109 citations in OpenAlex.

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  8. RNA NCell & bioscience · 2022
    Article
  9. Histone modifiers at the crossroads of oncolytic and oncogenic viruses.Molecular therapy : the journal of the American Society of Gene Therapy · 2022
    Review
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  18. Vorinostat, a pan-HDAC inhibitor, abrogates productive HPV-18 DNA amplification.Proceedings of the National Academy of Sciences of the United States of America · 2018
    Article
  19. Article
  20. Review
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

6 authors at 3 institutions in 2 countries.

Zhenhua LinDepartment of Pathology, The Johns Hopkins School of Medicine, Baltimore, Maryland, USA.
Martina Bazzaro
Mei-Cheng Wang
Kwun C Chan
Shiwen Peng
Richard B S Roden
Biostatistical Consulting (United States) · USJohns Hopkins University · USYanbian University · CN

Funding

Treatment of HIV- and HIV+ Patients with HPV16+ CIN2/3 Using pNGLV4a-hCRTE6E7L2 DNA vaccine administered intramuscularly via electroporationP50CA098252 · NCI · JOHNS HOPKINS UNIVERSITY · PI Richard Bruce Roden · 2003 to 2026
$53.5M
Tumor-Associated Antigens in Early Stage Serous CarcinomaR01CA122581 · NCI · JOHNS HOPKINS UNIVERSITY · PI RODEN, RICHARD BRUCE · 2006 to 2010
$1.5M
NCI NIH HHS P50 CA098252NCI NIH HHS R01 CA122581
6 · The paper itself

Abstract

purposeCervical cancer cells are addicted to the expression of the human papillomavirus (HPV) oncoproteins E6 and E7. The oncogencity of E6 is mediated in part by targeting p53 and PDZ-family tumor suppressor proteins for rapid proteasomal degradation, whereas the E7 oncoprotein acts in part by coopting histone deacetylases (HDAC)1/2. Here, we examine the hypothesis that inhibition of proteasome function and HDAC activity would synergistically and specifically trigger cervical cancer cell death by the interruption of E6 and E7 signaling. EXPERIMENTAL

designThe sensitivity and molecular responses of keratinocytes and HPV-positive and HPV-negative cervical cancer cells and xenografts to combinations of proteasome and HDAC inhibitors were tested. The expression of HDAC1/HDAC2 in situ was examined in cervical cancer, its precursors, and normal epithelium.

resultsCervical cancer cell lines exhibit greater sensitivity to proteasome inhibitors than do HPV-negative cervical cancers or primary human keratinocytes. Treatment of cervical cancer cells with bortezomib elevated the level of p53 but not hDlg, hScribble or hMAGI. Immunohistochemical analysis revealed elevated HDAC1/HDAC2 expression in cervical dysplasia and cervical carcinoma versus normal cervical epithelium. The combination of bortezomib and HDAC inhibitor trichostatin A or vorinostat shows synergistic killing of HPV-positive, but not HPV-negative, cervical cancer cell lines. Similarly, treatment of HeLa xenografts with the combination of bortezomib and trichostatin A retarded tumor growth significantly more effectively than either agent alone.

conclusionsA combination of proteasome and HDAC inhibitors, including bortezomib and vorinostat, respectively, warrants exploration for the treatment of cervical cancer.

Indexed as

Histone Deacetylase InhibitorsProteasome InhibitorsAnimalsEnzyme InhibitorsEpitheliumFemaleHeLa CellsHumansKeratinocytesMiceMice, NudeNeoplasm TransplantationProteasome Endopeptidase ComplexSignal TransductionUterine Cervical NeoplasmsEnzyme InhibitorsHistone Deacetylase InhibitorsProteasome Endopeptidase ComplexProteasome Inhibitors

Identifiers

PMID19147762
PMCPMC2714480
OpenAlexW2143894420

What OpenQuestion holds

Textmetadata
LicenceTDM
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.