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Epitranscriptomics & Cancer Adaptation : A.David

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Our research work focuses on the contribution of post-transcriptional mechanisms on cancer cell adaptation, in particular RNA epigenetic & translational control.

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Added by Nathalie Bonnefoy
Group name EquipeNB
Item Type Journal Article
Title Osteoblasts remotely supply lung tumors with cancer-promoting SiglecFhigh neutrophils
Creator Engblom et al.
Author Camilla Engblom
Author Christina Pfirschke
Author Rapolas Zilionis
Author Janaina Da Silva Martins
Author Stijn A. Bos
Author Gabriel Courties
Author Steffen Rickelt
Author Nicolas Severe
Author Ninib Baryawno
Author Julien Faget
Author Virginia Savova
Author David Zemmour
Author Jaclyn Kline
Author Marie Siwicki
Author Christopher Garris
Author Ferdinando Pucci
Author Hsin-Wei Liao
Author Yi-Jang Lin
Author Andita Newton
Author Omar K. Yaghi
Author Yoshiko Iwamoto
Author Benoit Tricot
Author Gregory R. Wojtkiewicz
Author Matthias Nahrendorf
Author Virna Cortez-Retamozo
Author Etienne Meylan
Author Richard O. Hynes
Author Marie Demay
Author Allon Klein
Author Miriam A. Bredella
Author David T. Scadden
Author Ralph Weissleder
Author Mikael J. Pittet
Abstract Bone marrow-derived myeloid cells can accumulate within tumors and foster cancer outgrowth. Local immune-neoplastic interactions have been intensively investigated, but the contribution of the systemic host environment to tumor growth remains poorly understood. Here, we show in mice and cancer patients (n = 70) that lung adenocarcinomas increase bone stromal activity in the absence of bone metastasis. Animal studies reveal that the cancer-induced bone phenotype involves bone-resident osteocalcin-expressing (Ocn+) osteoblastic cells. These cells promote cancer by remotely supplying a distinct subset of tumor-infiltrating SiglecFhigh neutrophils, which exhibit cancer-promoting properties. Experimentally reducing Ocn+ cell numbers suppresses the neutrophil response and lung tumor outgrowth. These observations posit osteoblasts as remote regulators of lung cancer and identify SiglecFhigh neutrophils as myeloid cell effectors of the osteoblast-driven protumoral response.
Publication Science (New York, N.Y.)
Volume 358
Issue 6367
Date 12 01, 2017
Journal Abbr Science
Language eng
DOI 10.1126/science.aal5081
ISSN 1095-9203
Library Catalog PubMed
Extra PMID: 29191879 PMCID: PMC6343476
Tags Adenocarcinoma, Adenocarcinoma of Lung, Animals, Antigens, CD, Antigens, Differentiation, Myelomonocytic, Bone and Bones, Bone Density, Bone Marrow Cells, Cell Line, Tumor, Humans, Lectins, Lung Neoplasms, Mice, Mice, Inbred C57BL, Myeloid Cells, Neoplasms, Experimental, Neutrophil Infiltration, Neutrophils, original, Osteoblasts, Osteocalcin, Receptor for Advanced Glycation End Products
Date Added 2019/05/28 - 21:18:42
Date Modified 2019/05/28 - 21:18:55
Notes and Attachments PubMed entry (Attachment)
Texte intégral (Attachment)


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