Fibronectin expression in glioblastomas promotes cell cohesion, collective invasion of basement membrane in vitro and orthotopic tumor growth in mice

Glioblastoma multiforme (GBM) are highly invasive and angiogenic malignancies with a median survival time from diagnosis of

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Veröffentlicht in:Oncogene 2014-06, Vol.33 (26), p.3451-3462
Hauptverfasser: Serres, E, Debarbieux, F, Stanchi, F, Maggiorella, L, Grall, D, Turchi, L, Burel-Vandenbos, F, Figarella-Branger, D, Virolle, T, Rougon, G, Van Obberghen-Schilling, E
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container_issue 26
container_start_page 3451
container_title Oncogene
container_volume 33
creator Serres, E
Debarbieux, F
Stanchi, F
Maggiorella, L
Grall, D
Turchi, L
Burel-Vandenbos, F
Figarella-Branger, D
Virolle, T
Rougon, G
Van Obberghen-Schilling, E
description Glioblastoma multiforme (GBM) are highly invasive and angiogenic malignancies with a median survival time from diagnosis of
doi_str_mv 10.1038/onc.2013.305
format Article
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Previous work has revealed robust overexpression of fibronectin (FN) mRNA in GBM, although immunohistochemical staining of FN in these tumors is typically associated with the angiogenic vasculature. Here we sought to examine the expression of tumor cell FN and address its possible involvement in the invasive phenotype of GBM. We found that FN was expressed and assembled into fibrillar arrays in human tumors and in established GBM lines. Cultured cells spontaneously formed dense cellular networks and spheroid-like domes. Depletion of FN by targeted-short hairpin RNA expression disrupted matrix assembly and multicellular network organization by exerting profound effects on cell adhesion and motility. Although FN depletion enhanced persistent directional migration of single cells, it compromised collective invasion of spheroids through a laminin-rich matrix and sensitized cells to ionizing radiation. In orthotopic grafts, FN depletion significantly reduced tumor growth and angiogenesis. Together our results show that FN produced by the tumor cells has a role in GBM pathophysiology and they provide insights into the implications that targeting FN interactions may have for combating this dreaded disease.</description><identifier>ISSN: 0950-9232</identifier><identifier>EISSN: 1476-5594</identifier><identifier>DOI: 10.1038/onc.2013.305</identifier><identifier>PMID: 23912459</identifier><identifier>CODEN: ONCNES</identifier><language>eng</language><publisher>London: Nature Publishing Group UK</publisher><subject>631/67/1922 ; 631/80/79/1236 ; 631/80/84/2336 ; Angiogenesis ; Animals ; Apoptosis ; Basement Membrane - cytology ; Basement membranes ; Brain cancer ; Cancer ; Care and treatment ; Cell adhesion ; Cell Adhesion - genetics ; Cell Biology ; Cell migration ; Cell Movement - genetics ; Cell Proliferation ; Cell Survival - genetics ; Cellular Biology ; Development and progression ; Extracellular Matrix ; Fibronectin ; Fibronectins ; Fibronectins - biosynthesis ; Fibronectins - genetics ; Fibronectins - metabolism ; Gene Expression Regulation, Neoplastic ; Genetic aspects ; Glioblastoma ; Glioblastoma - metabolism ; Glioblastoma - mortality ; Glioblastoma - pathology ; Glioblastoma multiforme ; Glioma ; Growth ; Human Genetics ; Humans ; Identification and classification ; Immunohistochemistry ; Integrin alpha5beta1 - metabolism ; Internal Medicine ; Ionizing radiation ; Laminin ; Life Sciences ; Medicine ; Medicine &amp; Public Health ; Messenger RNA ; Mice ; mRNA ; Neoplasm Invasiveness ; Neovascularization, Pathologic - genetics ; Oncology ; Oncology, Experimental ; original-article ; Phenotypes ; Protein Isoforms - biosynthesis ; Protein Isoforms - genetics ; RNA Interference ; RNA, Small Interfering ; Spheroids ; Spheroids, Cellular ; Tumor cells ; Tumor Cells, Cultured ; Tumors</subject><ispartof>Oncogene, 2014-06, Vol.33 (26), p.3451-3462</ispartof><rights>Macmillan Publishers Limited 2014</rights><rights>COPYRIGHT 2014 Nature Publishing Group</rights><rights>Copyright Nature Publishing Group Jun 26, 2014</rights><rights>Macmillan Publishers Limited 2014.</rights><rights>Distributed under a Creative Commons Attribution 4.0 International License</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c622t-253608b057a051e834efed342c59f7c483fef63c5d3a207feaefbacfaf0fae03</citedby><cites>FETCH-LOGICAL-c622t-253608b057a051e834efed342c59f7c483fef63c5d3a207feaefbacfaf0fae03</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://link.springer.com/content/pdf/10.1038/onc.2013.305$$EPDF$$P50$$Gspringer$$H</linktopdf><linktohtml>$$Uhttps://link.springer.com/10.1038/onc.2013.305$$EHTML$$P50$$Gspringer$$H</linktohtml><link.rule.ids>230,314,776,780,881,27901,27902,41464,42533,51294</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/23912459$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink><backlink>$$Uhttps://hal.science/hal-00862133$$DView record in HAL$$Hfree_for_read</backlink></links><search><creatorcontrib>Serres, E</creatorcontrib><creatorcontrib>Debarbieux, F</creatorcontrib><creatorcontrib>Stanchi, F</creatorcontrib><creatorcontrib>Maggiorella, L</creatorcontrib><creatorcontrib>Grall, D</creatorcontrib><creatorcontrib>Turchi, L</creatorcontrib><creatorcontrib>Burel-Vandenbos, F</creatorcontrib><creatorcontrib>Figarella-Branger, D</creatorcontrib><creatorcontrib>Virolle, T</creatorcontrib><creatorcontrib>Rougon, G</creatorcontrib><creatorcontrib>Van Obberghen-Schilling, E</creatorcontrib><title>Fibronectin expression in glioblastomas promotes cell cohesion, collective invasion of basement membrane in vitro and orthotopic tumor growth in mice</title><title>Oncogene</title><addtitle>Oncogene</addtitle><addtitle>Oncogene</addtitle><description>Glioblastoma multiforme (GBM) are highly invasive and angiogenic malignancies with a median survival time from diagnosis of &lt;15 months. Previous work has revealed robust overexpression of fibronectin (FN) mRNA in GBM, although immunohistochemical staining of FN in these tumors is typically associated with the angiogenic vasculature. Here we sought to examine the expression of tumor cell FN and address its possible involvement in the invasive phenotype of GBM. We found that FN was expressed and assembled into fibrillar arrays in human tumors and in established GBM lines. Cultured cells spontaneously formed dense cellular networks and spheroid-like domes. Depletion of FN by targeted-short hairpin RNA expression disrupted matrix assembly and multicellular network organization by exerting profound effects on cell adhesion and motility. Although FN depletion enhanced persistent directional migration of single cells, it compromised collective invasion of spheroids through a laminin-rich matrix and sensitized cells to ionizing radiation. In orthotopic grafts, FN depletion significantly reduced tumor growth and angiogenesis. 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Previous work has revealed robust overexpression of fibronectin (FN) mRNA in GBM, although immunohistochemical staining of FN in these tumors is typically associated with the angiogenic vasculature. Here we sought to examine the expression of tumor cell FN and address its possible involvement in the invasive phenotype of GBM. We found that FN was expressed and assembled into fibrillar arrays in human tumors and in established GBM lines. Cultured cells spontaneously formed dense cellular networks and spheroid-like domes. Depletion of FN by targeted-short hairpin RNA expression disrupted matrix assembly and multicellular network organization by exerting profound effects on cell adhesion and motility. Although FN depletion enhanced persistent directional migration of single cells, it compromised collective invasion of spheroids through a laminin-rich matrix and sensitized cells to ionizing radiation. In orthotopic grafts, FN depletion significantly reduced tumor growth and angiogenesis. Together our results show that FN produced by the tumor cells has a role in GBM pathophysiology and they provide insights into the implications that targeting FN interactions may have for combating this dreaded disease.</abstract><cop>London</cop><pub>Nature Publishing Group UK</pub><pmid>23912459</pmid><doi>10.1038/onc.2013.305</doi><tpages>12</tpages></addata></record>
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subjects 631/67/1922
631/80/79/1236
631/80/84/2336
Angiogenesis
Animals
Apoptosis
Basement Membrane - cytology
Basement membranes
Brain cancer
Cancer
Care and treatment
Cell adhesion
Cell Adhesion - genetics
Cell Biology
Cell migration
Cell Movement - genetics
Cell Proliferation
Cell Survival - genetics
Cellular Biology
Development and progression
Extracellular Matrix
Fibronectin
Fibronectins
Fibronectins - biosynthesis
Fibronectins - genetics
Fibronectins - metabolism
Gene Expression Regulation, Neoplastic
Genetic aspects
Glioblastoma
Glioblastoma - metabolism
Glioblastoma - mortality
Glioblastoma - pathology
Glioblastoma multiforme
Glioma
Growth
Human Genetics
Humans
Identification and classification
Immunohistochemistry
Integrin alpha5beta1 - metabolism
Internal Medicine
Ionizing radiation
Laminin
Life Sciences
Medicine
Medicine & Public Health
Messenger RNA
Mice
mRNA
Neoplasm Invasiveness
Neovascularization, Pathologic - genetics
Oncology
Oncology, Experimental
original-article
Phenotypes
Protein Isoforms - biosynthesis
Protein Isoforms - genetics
RNA Interference
RNA, Small Interfering
Spheroids
Spheroids, Cellular
Tumor cells
Tumor Cells, Cultured
Tumors
title Fibronectin expression in glioblastomas promotes cell cohesion, collective invasion of basement membrane in vitro and orthotopic tumor growth in mice
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