An aberrant SREBP-dependent lipogenic program promotes metastatic prostate cancer.

dc.contributor.author

Chen, Ming

dc.contributor.author

Zhang, Jiangwen

dc.contributor.author

Sampieri, Katia

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Clohessy, John G

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Mendez, Lourdes

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Gonzalez-Billalabeitia, Enrique

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Liu, Xue-Song

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Lee, Yu-Ru

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Fung, Jacqueline

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Katon, Jesse M

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Menon, Archita Venugopal

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Webster, Kaitlyn A

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Ng, Christopher

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Palumbieri, Maria Dilia

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Diolombi, Moussa S

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Breitkopf, Susanne B

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Teruya-Feldstein, Julie

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Signoretti, Sabina

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Bronson, Roderick T

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Asara, John M

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Castillo-Martin, Mireia

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Cordon-Cardo, Carlos

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Pandolfi, Pier Paolo

dc.date.accessioned

2020-04-06T05:41:44Z

dc.date.available

2020-04-06T05:41:44Z

dc.date.issued

2018-02

dc.date.updated

2020-04-06T05:41:42Z

dc.description.abstract

Lipids, either endogenously synthesized or exogenous, have been linked to human cancer. Here we found that PML is frequently co-deleted with PTEN in metastatic human prostate cancer (CaP). We demonstrated that conditional inactivation of Pml in the mouse prostate morphs indolent Pten-null tumors into lethal metastatic disease. We identified MAPK reactivation, subsequent hyperactivation of an aberrant SREBP prometastatic lipogenic program, and a distinctive lipidomic profile as key characteristic features of metastatic Pml and Pten double-null CaP. Furthermore, targeting SREBP in vivo by fatostatin blocked both tumor growth and distant metastasis. Importantly, a high-fat diet (HFD) induced lipid accumulation in prostate tumors and was sufficient to drive metastasis in a nonmetastatic Pten-null mouse model of CaP, and an SREBP signature was highly enriched in metastatic human CaP. Thus, our findings uncover a prometastatic lipogenic program and lend direct genetic and experimental support to the notion that a Western HFD can promote metastasis.

dc.identifier

10.1038/s41588-017-0027-2

dc.identifier.issn

1061-4036

dc.identifier.issn

1546-1718

dc.identifier.uri

https://hdl.handle.net/10161/20378

dc.language

eng

dc.publisher

Springer Science and Business Media LLC

dc.relation.ispartof

Nature genetics

dc.relation.isversionof

10.1038/s41588-017-0027-2

dc.subject

Cell Line, Tumor

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Animals

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Mice, Inbred C57BL

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Mice, Knockout

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Humans

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Mice

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Prostatic Neoplasms

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Cell Transformation, Neoplastic

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Neoplasm Metastasis

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Cell Proliferation

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Male

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Lipogenesis

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PTEN Phosphohydrolase

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Sterol Regulatory Element Binding Proteins

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Metabolic Networks and Pathways

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PC-3 Cells

dc.title

An aberrant SREBP-dependent lipogenic program promotes metastatic prostate cancer.

dc.type

Journal article

duke.contributor.orcid

Chen, Ming|0000-0002-3470-1062

pubs.begin-page

206

pubs.end-page

218

pubs.issue

2

pubs.organisational-group

School of Medicine

pubs.organisational-group

Duke Cancer Institute

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Pathology

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Duke

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Institutes and Centers

pubs.organisational-group

Clinical Science Departments

pubs.publication-status

Published

pubs.volume

50

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