Evidence map›Paper›PMID 33464483›Full record

ArticleCellular oncology (Dordrecht, Netherlands)2021

Glutaminolysis is a metabolic route essential for survival and growth of prostate cancer cells and a target of 5α-dihydrotestosterone regulation.

Henrique J Cardoso, Marília I Figueira, Cátia V Vaz, Tiago M A Carvalho, Luís A Brás, Patrícia A Madureira, Paulo J Oliveira, Vilma A Sardão, Sílvia Socorro

Abstract read
In one paragraph

Article in Cellular oncology (Dordrecht, Netherlands), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 citing papers in PubMed, 29 citations in OpenAlex.

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  20. Targeting Glutamine Metabolism in Prostate Cancer.Frontiers in bioscience (Elite edition) · 2023
    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

9 authors at 3 institutions in 2 countries.

Henrique J CardosoCICS-UBI, Centro de Investigação em Ciências da Saúde, Universidade da Beira Interior, Av. Infante D. Henrique, 6200-506, Covilhã, Portugal.ORCID https://orcid.org/0000-0002-5750-2875
Marília I FigueiraCICS-UBI, Centro de Investigação em Ciências da Saúde, Universidade da Beira Interior, Av. Infante D. Henrique, 6200-506, Covilhã, Portugal.ORCID https://orcid.org/0000-0003-0901-9931
Cátia V VazCICS-UBI, Centro de Investigação em Ciências da Saúde, Universidade da Beira Interior, Av. Infante D. Henrique, 6200-506, Covilhã, Portugal.ORCID https://orcid.org/0000-0002-7720-4234
Tiago M A CarvalhoCICS-UBI, Centro de Investigação em Ciências da Saúde, Universidade da Beira Interior, Av. Infante D. Henrique, 6200-506, Covilhã, Portugal.ORCID https://orcid.org/0000-0001-9095-1413
Luís A BrásCICS-UBI, Centro de Investigação em Ciências da Saúde, Universidade da Beira Interior, Av. Infante D. Henrique, 6200-506, Covilhã, Portugal.
Patrícia A MadureiraCentre for Biomedical Research (CBMR), Campus of Gambelas, University of Algarve, Faro, Portugal.ORCID https://orcid.org/0000-0002-4856-3908
Paulo J OliveiraCNC - Center for Neuroscience and Cell Biology, UC-Biotech, University of Coimbra, Biocant Park, Cantanhede, Portugal.ORCID https://orcid.org/0000-0002-5201-9948
Vilma A SardãoCNC - Center for Neuroscience and Cell Biology, UC-Biotech, University of Coimbra, Biocant Park, Cantanhede, Portugal.ORCID https://orcid.org/0000-0001-7014-4614
Sílvia SocorroCICS-UBI, Centro de Investigação em Ciências da Saúde, Universidade da Beira Interior, Av. Infante D. Henrique, 6200-506, Covilhã, Portugal. ssocorro@fcsaude.ubi.pt.ORCID http://orcid.org/0000-0001-8181-488X
University of Beira Interior · PTBiocant · PTUniversity of Portsmouth · GB

Funding

FEDER No. 007491FEDER No. 029114Fundação para a Ciência e a Tecnologia IF/00614/2014Fundação para a Ciência e a Tecnologia SFRH/BD/104671/2014Fundação para a Ciência e a Tecnologia SFRH/BD/111351/2015Fundação para a Ciência e a Tecnologia UID/Multi/00709/2013
6 · The paper itself

Abstract

purposeResistance to androgen-deprivation therapies and progression to so-called castrate-resistant prostate cancer (CRPC) remain challenges in prostate cancer (PCa) management and treatment. Among other alterations, CRPC has been associated with metabolic reprogramming driven by androgens. Here, we investigated the role of androgens in regulating glutaminolysis in PCa cells and determined the relevance of this metabolic route in controlling the survival and growth of androgen-sensitive (LNCaP) and CRPC (DU145 and PC3) cells.

methodsPCa cells (LNCaP, DU145 and PC3) and 3-month old rats were treated with 5α-dihydrotestosterone (DHT). Alternatively, LNCaP cells were exposed to the glutaminase inhibitor BPTES, alone or in combination with the anti-androgen bicalutamide. Biochemical, Western blot and extracellular flux assays were used to evaluate the viability, proliferation, migration and metabolism of PCa cells in response to DHT treatment or glutaminase inhibition.

resultsWe found that DHT up-regulated the expression of the glutamine transporter ASCT2 and glutaminase, both in vitro in LNCaP cells and in vivo in rat prostate cells. BPTES diminished the viability and migration of PCa cells, while increasing caspase-3 activity. CRPC cells were found to be more dependent on glutamine and more sensitive to glutaminase inhibition. BPTES and bicalutamide co-treatment had an additive effect on suppressing LNCaP cell viability. Finally, we found that inhibition of glutaminolysis differentially affected glycolysis and lipid metabolism in both androgen-sensitive and CRPC cells.

conclusionOur data reveal glutaminolysis as a central metabolic route controlling PCa cell fate and highlight the relevance of targeting glutaminase for CRPC treatment.

Indexed as

Amino Acid Transport System ASCAndrogensAnilidesAnimalsCaspase 3Cell Line, TumorCell MovementCell ProliferationCell SurvivalDihydrotestosteroneGene Expression Regulation, NeoplasticGlucoseGlutaminaseGlutamineGlycolysisHumansAmino Acid Transport System ASCAndrogensAnilidesbicalutamidebis-2-(5-phenylacetamido-1,2,4-thiadiazol-2-yl)ethyl sulfideCaspase 3DihydrotestosteroneGlucoseGlutaminaseGlutamineLactic AcidMinor Histocompatibility AntigensNeoplasm ProteinsNitrilesSLC1A5 protein, humanSulfidesThiadiazolesTosyl Compounds5α-dihydrotestosteroneASCT2BicalutamideBPTESCastrate resistanceGlutamineGlutaminolysisProstate cancer

Identifiers

PMID33464483
PMCPMC12980676
OpenAlexW3121196410

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.