Evidence map›Paper›PMID 35512605›Full record

ArticleMolecular carcinogenesis2022

Transcriptome profiling reveals that VNPP433-3β, the lead next-generation galeterone analog inhibits prostate cancer stem cells by downregulating epithelial-mesenchymal transition and stem cell markers.

Elizabeth Thomas, Retheesh S Thankan, Puranik Purushottamachar, Weiliang Huang, Maureen A Kane, Yuji Zhang, Nicholas Ambulos, David J Weber, Vincent C O Njar

Open access · hybridAbstract read
In one paragraph

Article in Molecular carcinogenesis, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
4.7field-weighted citation impact, top 4% 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

22 citing papers in PubMed, 31 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

9 authors at 4 institutions in 1 country.

Elizabeth ThomasDepartment of Pharmacology, University of Maryland School of Medicine, Baltimore, Maryland, USA.
Retheesh S ThankanDepartment of Pharmacology, University of Maryland School of Medicine, Baltimore, Maryland, USA.
Puranik PurushottamacharDepartment of Pharmacology, University of Maryland School of Medicine, Baltimore, Maryland, USA.
Weiliang HuangDepartment of Pharmaceutical Sciences, University of Maryland School of Pharmacy, Baltimore, Maryland, USA.
Maureen A KaneDepartment of Pharmaceutical Sciences, University of Maryland School of Pharmacy, Baltimore, Maryland, USA.
Yuji ZhangDivision of Biostatistics and Bioinformatics, University of Maryland Marlene and Stewart Greenebaum Comprehensive Cancer Center, Baltimore, Maryland, USA.
Nicholas AmbulosDepartment of Microbiology and Immunology, University of Maryland Marlene and Stewart Greenebaum Comprehensive Cancer Center, Baltimore, Maryland, USA.
David J WeberThe Center for Biomolecular Therapeutics, University of Maryland School of Medicine, Baltimore, Maryland, USA.
Vincent C O NjarDepartment of Pharmacology, University of Maryland School of Medicine, Baltimore, Maryland, USA.
University of Maryland, Baltimore · USUniversity of Maryland Marlene and Stewart Greenebaum Comprehensive Cancer Center490 BioTech (United States) · USUniversity of Baltimore · US

Funding

Development of Next Generation Galeterone Analogs for Prostate Cancer TherapyR01CA224696 · NCI · UNIVERSITY OF MARYLAND BALTIMORE · PI NJAR, VINCENT COLLINS OFUKA · 2018 to 2022
$2.6M
NCI NIH HHS R01 CA224696
6 · The paper itself

Abstract

Cancer stem cells (CSCs) virtually present in all tumors albeit in small numbers are primarily responsible for driving cancer progression, metastasis, drug resistance, and recurrence. Prostate cancer (PCa) is the second most frequent cancer in men worldwide, and castration resistant prostate cancer (CRPC) remains a major challenge despite the tremendous advancements in medicine. Currently, none of the available treatment options are effective in treating CRPC. We earlier reported that VNPP433-3β, the lead next-generation galeterone analog is effective in treating preclinical in vivo models of CRPC. In this study using RNA-seq, cytological, and biochemical methods, we report that VNPP433-3β inhibits prostate CSCs by targeting key pathways critical to stemness and epithelial-mesenchymal transition. VNPP433-3β inhibits CSCs in PCa, presumably by degrading the androgen receptor (AR) thereby decreasing the AR-mediated transcription of several stem cell markers including BMI1 and KLF4. Transcriptome analyses by RNA-seq, Ingenuity Pathway Analysis, and Gene Set Enrichment Analysis demonstrate that VNPP433-3β inhibits transcription of several genes and functional pathways critical to the prostate CSCs thereby inhibiting CSCs in PCa besides targeting the bulk of the tumor.

Indexed as

Prostatic Neoplasms, Castration-ResistantAndrostadienesBenzimidazolesCell Line, TumorEpithelial-Mesenchymal TransitionGene Expression ProfilingHumansMaleNeoplastic Stem CellsProstateReceptors, Androgen3-hydroxy-17-(1H-benzimidazole-1-yl)androsta-5,16-dieneAndrostadienesBenzimidazolesReceptors, Androgenandrogen receptorAR/AR-V7 degradercancer stem cellcastration resistant prostate cancerlead next generation galeterone analogMNK-eIF4Eprostate cancer transcriptomeRNA sequencingVNPP433-3β

Identifiers

PMID35512605
PMCPMC9322274
OpenAlexW4229011327

What OpenQuestion holds

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LicenceCC BY-NC-ND
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Registered trials

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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.