Evidence map›Paper›PMID 29540470›Full record

ArticleEMBO molecular medicine2018

Sprouty2 loss-induced IL6 drives castration-resistant prostate cancer through scavenger receptor B1.

Rachana Patel, Janis Fleming, Ernest Mui, Carolyn Loveridge, Peter Repiscak, Arnaud Blomme, Victoria Harle, Mark Salji, Imran Ahmad, Katy Teo and 7 more

Open access · goldAbstract read
In one paragraph

Article in EMBO molecular medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

16 citing papers in PubMed, 32 citations in OpenAlex.

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  14. Leukemia Inhibitory Factor Promotes Castration-resistant Prostate Cancer and Neuroendocrine Differentiation by Activated ZBTB46.Clinical cancer research : an official journal of the American Association for Cancer Research · 2019
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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

17 authors at 2 institutions in 1 country.

Rachana PatelCancer Research UK Beatson Institute, Glasgow, UK r.patel@beatson.gla.ac.uk h.leung@beatson.gla.ac.uk.ORCID 0000-0003-2147-4080
Janis FlemingCancer Research UK Beatson Institute, Glasgow, UK.
Ernest MuiInstitute of Cancer Sciences, Glasgow, UK.
Carolyn LoveridgeInstitute of Cancer Sciences, Glasgow, UK.
Peter RepiscakInstitute of Cancer Sciences, Glasgow, UK.
Arnaud BlommeCancer Research UK Beatson Institute, Glasgow, UK.
Victoria HarleInstitute of Cancer Sciences, Glasgow, UK.
Mark SaljiInstitute of Cancer Sciences, Glasgow, UK.
Imran AhmadCancer Research UK Beatson Institute, Glasgow, UK.
Katy TeoInstitute of Cancer Sciences, Glasgow, UK.
Freddie C HamdyNuffield Department of Surgical Sciences, John Radcliffe Hospital, University of Oxford, Headington, Oxford, UK.
Ann HedleyCancer Research UK Beatson Institute, Glasgow, UK.
Niels van den BroekCancer Research UK Beatson Institute, Glasgow, UK.
Gillian MackayCancer Research UK Beatson Institute, Glasgow, UK.
Joanne EdwardsInstitute of Cancer Sciences, Glasgow, UK.
Owen J SansomCancer Research UK Beatson Institute, Glasgow, UK.ORCID 0000-0001-9540-3010
Hing Y LeungCancer Research UK Beatson Institute, Glasgow, UK r.patel@beatson.gla.ac.uk h.leung@beatson.gla.ac.uk.ORCID 0000-0002-3933-3975
Cancer Research UK Scotland Institute · GBJohn Radcliffe Hospital · GB

Funding

Cancer Research UK 21139Cancer Research UK 22904Cancer Research UK A10419Cancer Research UK A15151Cancer Research UK A17196Medical Research Council MR/L017997/1Prostate Cancer UK PG10-10
6 · The paper itself

Abstract

Metastatic castration-resistant prostate cancer (mCRPC) is a lethal form of treatment-resistant prostate cancer and poses significant therapeutic challenges. Deregulated receptor tyrosine kinase (RTK) signalling mediated by loss of tumour suppressor Sprouty2 (SPRY2) is associated with treatment resistance. Using pre-clinical human and murine mCRPC models, we show that SPRY2 deficiency leads to an androgen self-sufficient form of CRPC Mechanistically, HER2-IL6 signalling axis enhances the expression of androgen biosynthetic enzyme HSD3B1 and increases SRB1-mediated cholesterol uptake in SPRY2-deficient tumours. Systemically, IL6 elevated the levels of circulating cholesterol by inducing host adipose lipolysis and hepatic cholesterol biosynthesis. SPRY2-deficient CRPC is dependent on cholesterol bioavailability and SRB1-mediated tumoral cholesterol uptake for androgen biosynthesis. Importantly, treatment with ITX5061, a clinically safe SRB1 antagonist, decreased treatment resistance. Our results indicate that cholesterol transport blockade may be effective against SPRY2-deficient CRPC.

Indexed as

AnimalsErb-b2 Receptor Tyrosine KinasesHumansInterleukin-6Intracellular Signaling Peptides and ProteinsMaleMembrane ProteinsMice, NudePhenylenediaminesProstatic Neoplasms, Castration-ResistantProtein Serine-Threonine KinasesReal-Time Polymerase Chain ReactionReceptors, ScavengerScavenger Receptors, Class BSignal TransductionSulfonamidesErb-b2 Receptor Tyrosine KinasesInterleukin-6Intracellular Signaling Peptides and ProteinsITX-5061Membrane ProteinsPhenylenediaminesProtein Serine-Threonine KinasesReceptors, ScavengerScavenger Receptors, Class BSPRY2 protein, humanSpry2 protein, mouseSulfonamidesandrogen receptorcholesterolinterleukin 6prostate cancerscavenger receptor B1

Identifiers

PMID29540470
PMCPMC5887544
OpenAlexW2790475412

What OpenQuestion holds

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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.