Evidence map›Paper›PMID 21292828›Full record

ArticleMolecular endocrinology (Baltimore, Md.)2011

TNF is necessary for castration-induced prostate regression, whereas TRAIL and FasL are dispensable.

Jennifer S Davis, Kent L Nastiuk, John J Krolewski

Open access · bronzeAbstract read
In one paragraph

Article in Molecular endocrinology (Baltimore, Md.), 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
0.7field-weighted citation impact, top 31% 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

19 citing papers in PubMed, 34 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

3 authors at 1 institution in 1 country.

Jennifer S DavisDepartment of Pathology and Laboratory Medicine, School of Medicine, University of California, Irvine, California 92697-4800, USA.
Kent L Nastiuk
John J Krolewski
University of California, Irvine · US

Funding

Univ.of Calif., Irvine Cancer Center Support GrantP30CA062203 · NCI · UNIVERSITY OF CALIFORNIA-IRVINE · PI Christine Hui · 1994 to 2026
$57.9M
NCI NIH HHS P30 CA062203NCI NIH HHS P30-CA062203
6 · The paper itself

Abstract

TNF, a proinflammatory and immune-regulatory cytokine, is a potent apoptotic stimulus in vitro. However, there have been few examples of a physiologic role for TNF-induced apoptosis in vivo. Here, we describe a novel role for TNF in prostate epithelial cell apoptosis after androgen withdrawal. Employing high-resolution serial magnetic resonance imaging to measure mouse prostate volume changes over time, we demonstrate that the extent of castration-induced prostate regression is significantly reduced in mice null for either the Tnf or Tnfr1 genes but not mice deficient for TNF-related apoptosis-inducing ligand or Fas signaling. Wild-type mice receiving soluble TNF (sTNF) receptor 2 (to bind TNF and block signaling) before castration exhibit an identical reduction of prostate regression. Together, these data indicate that uniquely among known extrinsic death signals, TNF is required for castration-induced prostate regression. Additionally, membrane-bound TNF protein and stromal cell specific TNF mRNA levels increase in rat prostate after castration. This is consistent with a paracrine role for TNF in prostate regression. When injected into the peritoneum of Tnf(-/-) mice at the time of castration, sTNF restores normal levels of prostate regression. However, wild-type mice receiving sTNF in the absence of castration do not exhibit prostate regression, indicating that TNF alone is not sufficient but acts in the context of additional castration-induced signals. These findings support a physiologic role for TNF in prostate regression after androgen withdrawal. Understanding this role may lead to novel therapies for prostate cancer.

Indexed as

AndrogensAnimalsApoptosisCastrationEpithelial CellsFas Ligand ProteinImmunoblottingMagnetic Resonance ImagingMaleMiceMice, Inbred C57BLMice, KnockoutPolymerase Chain ReactionProstateReceptors, Tumor Necrosis FactorRNA, MessengerAndrogensFas Ligand ProteinFasl protein, mouseReceptors, Tumor Necrosis FactorRNA, MessengerTNF-Related Apoptosis-Inducing LigandTnfsf10 protein, mouseTumor Necrosis Factor-alpha

Identifiers

PMID21292828
PMCPMC3386546
OpenAlexW2117395680

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.