Evidence map›Paper›PMID 21559022›Full record

ArticleBritish journal of cancer2011

Upregulation of MAPK pathway is associated with survival in castrate-resistant prostate cancer.

R Mukherjee, D H McGuinness, P McCall, M A Underwood, M Seywright, C Orange, J Edwards

Open access · bronzeAbstract read
In one paragraph

Article in British journal of cancer, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed, 1 pooled it
3.7field-weighted citation impact, top 7% 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

56 citing papers in PubMed, 1 synthesis or guideline pooled it, 88 citations in OpenAlex.

  1. Pooled it
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  16. Post-transcriptional modification of mCell death & disease · 2023
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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

7 authors at 2 institutions in 1 country.

R MukherjeeCollege of Medical, Veterinary and Life Sciences, Institute of Cancer, McGregor Building, Glasgow Western Infirmary, Glasgow G11 6NT, UK.
D H McGuinness
P McCall
M A Underwood
M Seywright
C Orange
J Edwards
Western Infirmary · GBGlasgow Royal Infirmary · GB

Funding

Worldwide Cancer Research 08-0807
6 · The paper itself

Abstract

backgroundRecent evidence has implicated the MAP kinase (MAPK) pathway with the development of castrate-resistant prostate cancer (CRPC). We have previously reported gene amplification of critical members of this pathway with the development of castrate-resistant disease. In addition, we have shown that rising Raf-1 expression, with the development of CRPC, influences time to biochemical relapse. We therefore sought to further analyse the role of both Raf-1 and its downstream target MAPK in the molecular pathogenesis of CRPC.

methodsProtein expression of Raf-1 and MAPK, including their activation status, was analysed using immunohistochemistry in a database of 65 paired tumour specimens obtained before and after the development of CRPC and correlated with other members of the pathway.

resultsPatients whose nuclear expression of MAPK rose with the development of CRPC had a significantly shorter median time to death following biochemical relapse (1.40 vs 3.00 years, P=0.0255) as well as reduced disease-specific survival when compared with those whose expression fell or remained unchanged (1.16 vs 2.62 years, P=0.0005). Significant correlations were observed between protein expression of Raf-1 and MAPK with the type 1 receptor tyrosine kinases, Her2 and epidermal growth factor receptor, as well as the transcription factor AP-1 in CRPC tumours.

conclusionWe conclude that the Her2/Raf-1/MAPK/AP-1 axis may promote the development of CRPC, leading to early relapse, and reduced disease-specific survival. In addition, members of the pathway may act as novel therapeutic and/or diagnostic targets for prostate cancer.

Indexed as

AgedErb-b2 Receptor Tyrosine KinasesHumansMaleMAP Kinase Signaling SystemMitogen-Activated Protein KinasesOrchiectomyProstate-Specific AntigenProstatic NeoplasmsProto-Oncogene Proteins c-rafERBB2 protein, humanErb-b2 Receptor Tyrosine KinasesMitogen-Activated Protein KinasesProstate-Specific AntigenProto-Oncogene Proteins c-raf

Identifiers

PMID21559022
PMCPMC3111196
OpenAlexW2070998226

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.