Evidence map›Paper›PMID 24801981›Full record

ArticlePloS one2014

Distinct phenotypes of human prostate cancer cells associate with different adaptation to hypoxia and pro-inflammatory gene expression.

Linda Ravenna, Lorenzo Principessa, Alessandra Verdina, Luisa Salvatori, Matteo Antonio Russo, Elisa Petrangeli

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
1.3field-weighted citation impact, top 21% 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

46 citing papers in PubMed, 75 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

6 authors at 3 institutions in 1 country.

Linda RavennaCNR, Institute of Molecular Biology and Pathology, Rome, Italy; Department for the Development of Therapeutic Programs, CRS, Regina Elena Cancer Institute, Rome, Italy.
Lorenzo PrincipessaDepartment of Sensory Organs, "Sapienza" University of Rome, Rome, Italy; Department of Experimental Medicine, "Sapienza" University of Rome, Rome, Italy.
Alessandra VerdinaDepartment for the Development of Therapeutic Programs, CRS, Regina Elena Cancer Institute, Rome, Italy.
Luisa SalvatoriCNR, Institute of Molecular Biology and Pathology, Rome, Italy; Department for the Development of Therapeutic Programs, CRS, Regina Elena Cancer Institute, Rome, Italy.
Matteo Antonio RussoDepartment of Cellular and Molecular Pathology, IRCCS San Raffaele Pisana, Rome, Italy.
Elisa PetrangeliCNR, Institute of Molecular Biology and Pathology, Rome, Italy; Department of Experimental Medicine, "Sapienza" University of Rome, Rome, Italy; Department of Cellular and Molecular Pathology, IRCCS San Raffaele Pisana, Rome, Italy.
Institute of Molecular Biology and Pathology · ITIstituto di Ricovero e Cura a Carattere Scientifico San RaffaeleSapienza University of Rome · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hypoxia and inflammation are strictly interconnected both concurring to prostate cancer progression. Numerous reports highlight the role of tumor cells in the synthesis of pro-inflammatory molecules and show that hypoxia can modulate a number of these genes contributing substantially to the increase of cancer aggressiveness. However, little is known about the importance of the tumor phenotype in this process. The present study explores how different features, including differentiation and aggressiveness, of prostate tumor cell lines impact on the hypoxic remodeling of pro-inflammatory gene expression and malignancy. We performed our studies on three cell lines with increasing metastatic potential: the well differentiated androgen-dependent LNCaP and the less differentiated and androgen-independent DU145 and PC3. We analyzed the effect that hypoxic treatment has on modulating pro-inflammatory gene expression and evaluated the role HIF isoforms and NF-kB play in sustaining this process. DU145 and PC3 cells evidenced a higher normoxic expression and a more complete hypoxic induction of pro-inflammatory molecules compared to the well differentiated LNCaP cell line. The role of HIF1α and NF-kB, the master regulators of hypoxia and inflammation respectively, in sustaining the hypoxic pro-inflammatory phenotype was different according to cell type. NF-kB was observed to play a main role in DU145 and PC3 cells in which treatment with the NF-kB inhibitor parthenolide was able to counteract both the hypoxic pro-inflammatory shift and HIF1α activation but not in LNCaP cells. Our data highlight that tumor prostate cell phenotype contributes at a different degree and with different mechanisms to the hypoxic pro-inflammatory gene expression related to tumor progression.

Indexed as

Gene Expression Regulation, NeoplasticPhenotypeAdaptation, PhysiologicalCell HypoxiaCell Line, TumorHumansHypoxia-Inducible Factor 1, alpha SubunitMaleNF-kappa BProstatic NeoplasmsHIF1A protein, humanHypoxia-Inducible Factor 1, alpha SubunitNF-kappa B

Identifiers

PMID24801981
PMCPMC4011733
OpenAlexW2013810799

What OpenQuestion holds

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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.