Evidence map›Paper›PMID 29089489›Full record

ArticleNature communications2017

Thioredoxin-1 protects against androgen receptor-induced redox vulnerability in castration-resistant prostate cancer.

Govindi J Samaranayake, Clara I Troccoli, Mai Huynh, Rolando D Z Lyles, Karen Kage, Andrew Win, Vishalakshi Lakshmanan, Deukwoo Kwon, Yuguang Ban, Steven Xi Chen and 4 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
4.1field-weighted citation impact, top 5% 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

33 citing papers in PubMed, 54 citations in OpenAlex.

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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

14 authors at 2 institutions in 1 country.

Govindi J SamaranayakeSheila and David Fuente Graduate Program in Cancer Biology, University of Miami Miller School of Medicine, Miami, FL, 33136, USA.ORCID http://orcid.org/0000-0002-4186-5401
Clara I TroccoliSheila and David Fuente Graduate Program in Cancer Biology, University of Miami Miller School of Medicine, Miami, FL, 33136, USA.ORCID http://orcid.org/0000-0002-1864-781X
Mai HuynhDepartment of Medicine, Medical Oncology, University of Miami Miller School of Medicine, Miami, FL, 33136, USA.
Rolando D Z LylesSheila and David Fuente Graduate Program in Cancer Biology, University of Miami Miller School of Medicine, Miami, FL, 33136, USA.
Karen KageDepartment of Medicine, Medical Oncology, University of Miami Miller School of Medicine, Miami, FL, 33136, USA.
Andrew WinDepartment of Medicine, Medical Oncology, University of Miami Miller School of Medicine, Miami, FL, 33136, USA.
Vishalakshi LakshmananDepartment of Medicine, Medical Oncology, University of Miami Miller School of Medicine, Miami, FL, 33136, USA.
Deukwoo KwonSylvester Comprehensive Cancer Center, 1475N.W. 12th Avenue, Miami, FL, 33136, USA.
Yuguang BanSylvester Comprehensive Cancer Center, 1475N.W. 12th Avenue, Miami, FL, 33136, USA.
Steven Xi ChenSylvester Comprehensive Cancer Center, 1475N.W. 12th Avenue, Miami, FL, 33136, USA.
Enrique Rodriguez ZarcoDepartment of Pathology, University of Miami Miller School of Medicine, Miami, FL, 33136, USA.
Merce JordaSylvester Comprehensive Cancer Center, 1475N.W. 12th Avenue, Miami, FL, 33136, USA.
Kerry L BurnsteinSylvester Comprehensive Cancer Center, 1475N.W. 12th Avenue, Miami, FL, 33136, USA.
Priyamvada RaiDepartment of Medicine, Medical Oncology, University of Miami Miller School of Medicine, Miami, FL, 33136, USA. prai@med.miami.edu.ORCID http://orcid.org/0000-0001-7822-7553
University of Miami · USSylvester Comprehensive Cancer Center · US

Funding

Inhibiting Emergence and Progression of Castration-resistant Prostate Cancer through Enforcement of Senescence and Alteration of the Tumor MicroenvironmentF31CA232653 · NCI · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI TROCCOLI, CLARA ISSABELLA · 2018 to 2021
$109k
NCI NIH HHS F31 CA232653
6 · The paper itself

Abstract

Androgen deprivation (AD) therapy failure leads to terminal and incurable castration-resistant prostate cancer (CRPC). We show that the redox-protective protein thioredoxin-1 (TRX1) increases with prostate cancer progression and in androgen-deprived CRPC cells, suggesting that CRPC possesses an enhanced dependency on TRX1. TRX1 inhibition via shRNA or a phase I-approved inhibitor, PX-12 (untested in prostate cancer), impedes the growth of CRPC cells to a greater extent than their androgen-dependent counterparts. TRX1 inhibition elevates reactive oxygen species (ROS), p53 levels and cell death in androgen-deprived CRPC cells. Unexpectedly, TRX1 inhibition also elevates androgen receptor (AR) levels under AD, and AR depletion mitigates both TRX1 inhibition-mediated ROS production and cell death, suggesting that AD-resistant AR expression in CRPC induces redox vulnerability. In vivo TRX1 inhibition via shRNA or PX-12 reverses the castration-resistant phenotype of CRPC cells, significantly inhibiting tumor formation under systemic AD. Thus, TRX1 is an actionable CRPC therapeutic target through its protection against AR-induced redox stress.

Indexed as

Cell DeathCell Line, TumorCell ProliferationCell SurvivalDisease ProgressionDisulfidesHumansImidazolesMaleProstatic Neoplasms, Castration-ResistantReactive Oxygen SpeciesReceptors, AndrogenThioredoxins1-methylpropyl-2-imidazolyl disulfideAR protein, humanDisulfidesImidazolesReactive Oxygen SpeciesReceptors, AndrogenThioredoxins

Identifiers

PMID29089489
PMCPMC5663934
OpenAlexW2765624874

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.