Evidence map›Paper›PMID 25337691›Full record

ArticleThe Journal of investigative dermatology2015

Topically applied Hsp90 inhibitor 17AAG inhibits UVR-induced cutaneous squamous cell carcinomas.

Anupama Singh, Ashok Singh, Jordan M Sand, Samuel J Bauer, Bilal Bin Hafeez, Louise Meske, Ajit K Verma

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of investigative dermatology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

17 citing papers in PubMed, 33 citations in OpenAlex.

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  15. Skin models for the testing of transdermal drugs.Clinical pharmacology : advances and applications · 2016
    Review
  16. Article
  17. Hsp90 inhibitor can inhibit UV carcinogenesis.The Journal of investigative dermatology · 2015
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 1 institution in 1 country.

Anupama SinghDepartment of Human Oncology, Wisconsin Institutes for Medical Research, Paul P. Carbone Comprehensive Cancer, School of Medicine and Public Health, University of Wisconsin, Madison, Wisconsin, USA.
Ashok SinghDepartment of Human Oncology, Wisconsin Institutes for Medical Research, Paul P. Carbone Comprehensive Cancer, School of Medicine and Public Health, University of Wisconsin, Madison, Wisconsin, USA.
Jordan M SandDepartment of Human Oncology, Wisconsin Institutes for Medical Research, Paul P. Carbone Comprehensive Cancer, School of Medicine and Public Health, University of Wisconsin, Madison, Wisconsin, USA.
Samuel J BauerDepartment of Human Oncology, Wisconsin Institutes for Medical Research, Paul P. Carbone Comprehensive Cancer, School of Medicine and Public Health, University of Wisconsin, Madison, Wisconsin, USA.
Bilal Bin HafeezDepartment of Human Oncology, Wisconsin Institutes for Medical Research, Paul P. Carbone Comprehensive Cancer, School of Medicine and Public Health, University of Wisconsin, Madison, Wisconsin, USA.
Louise MeskeDepartment of Human Oncology, Wisconsin Institutes for Medical Research, Paul P. Carbone Comprehensive Cancer, School of Medicine and Public Health, University of Wisconsin, Madison, Wisconsin, USA.
Ajit K VermaDepartment of Human Oncology, Wisconsin Institutes for Medical Research, Paul P. Carbone Comprehensive Cancer, School of Medicine and Public Health, University of Wisconsin, Madison, Wisconsin, USA. Electronic address: akverma@facstaff.wisc.edu.
University of Wisconsin–Madison · US

Funding

Molecular & Environmental Toxicology Pre-& Postdoctoral Training ProgramT32ES007015 · NIEHS · UNIVERSITY OF WISCONSIN-MADISON · PI CHRISTOPHER A BRADFIELD · 1985 to 2026
$11.5M
Role of PKC in Tumor PromotionR01CA035368 · NCI · UNIVERSITY OF WISCONSIN-MADISON · PI VERMA, AJIT K · 1985 to 2011
$3.6M
TNF Alpha in PKC Epsilon Signaling to CarcinogenesisR01CA102431 · NCI · UNIVERSITY OF WISCONSIN-MADISON · PI VERMA, AJIT K · 2004 to 2015
$2.6M
NCI NIH HHS CA35368NCI NIH HHS R01 CA035368NCI NIH HHS R01 CA102431NIEHS NIH HHS T32 ES007015
6 · The paper itself

Abstract

We present here that heat-shock protein 90 (Hsp90) inhibitor 17-(allylamino)-17-demethoxygeldanamycin (17AAG), when topically applied to mouse skin, inhibits UVR-induced development of cutaneous squamous cell carcinoma (SCC). In these experiments, DMSO:acetone (1:40 v/v) solution of 17AAG (500 nmol) was applied topically to mouse skin in conjunction with each UVR exposure (1.8 kJ m(-2)). The UVR source was Kodacel-filtered FS-40 sun lamps (approximately 60% UVB and 40% UVA). In independent experiments with three separate mouse lines (SKH-1 hairless mice, wild-type FVB, and protein kinase C epsilon (PKCɛ)-overexpressing transgenic FVB mice), 17AAG treatment increased the latency and decreased both the incidence and multiplicity of UVR-induced SCC. Topical 17AAG alone or in conjunction with UVR treatments elicited neither skin nor systemic toxicity. 17AAG-caused inhibition of SCC induction was accompanied by a decrease in UVR-induced (1) hyperplasia, (2) Hsp90β-PKCɛ interaction, and (3) expression levels of Hsp90β, Stat3, pStat3Ser727, pStat3Tyr705, pAktSer473, and matrix metalloproteinase (MMP). The results presented here indicate that topical Hsp90 inhibitor 17AAG is effective in prevention of UVR-induced epidermal hyperplasia and SCC. One may conclude from the preclinical data presented here that topical 17AAG may be useful for prevention of UVR-induced inflammation and cutaneous SCC either developed in UVR-exposed or organ transplant population.

Indexed as

AcetoneAnimalsBenzoquinonesCutaneous Malignant MelanomaDimethyl SulfoxideEpidermisHSP90 Heat-Shock ProteinsHumansInflammationLactams, MacrocyclicMatrix MetalloproteinasesMelanomaMiceNeoplasms, Radiation-InducedProtein Kinase C-epsilonSkinAcetoneBenzoquinonesDimethyl SulfoxideHsp90b1 protein, mouseHSP90 Heat-Shock ProteinsLactams, MacrocyclicMatrix MetalloproteinasesProtein Kinase C-epsilontanespimycin

Identifiers

PMID25337691
PMCPMC4366283
OpenAlexW2087864996

What OpenQuestion holds

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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.