The colony-stimulating factor-1 (CSF-1) receptor sustains ERK1/2 activation and proliferation in breast cancer cell lines
Breast cancer is the second leading cause of cancer-related deaths in western countries. Colony-Stimulating Factor-1 (CSF-1) and its receptor (CSF-1R) regulate macrophage and osteoclast production, trophoblast implantation and mammary gland development. The expression of CSF-1R and/or CSF-1 strongly...
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description | Breast cancer is the second leading cause of cancer-related deaths in western countries. Colony-Stimulating Factor-1 (CSF-1) and its receptor (CSF-1R) regulate macrophage and osteoclast production, trophoblast implantation and mammary gland development. The expression of CSF-1R and/or CSF-1 strongly correlates with poor prognosis in several human epithelial tumors, including breast carcinomas. We demonstrate that CSF-1 and CSF-1R are expressed, although at different levels, in 16/17 breast cancer cell lines tested with no differences among molecular subtypes. The role of CSF-1/CSF-1R in the proliferation of breast cancer cells was then studied in MDAMB468 and SKBR3 cells belonging to different subtypes. CSF-1 administration induced ERK1/2 phosphorylation and enhanced cell proliferation in both cell lines. Furthermore, the inhibition of CSF-1/CSF-1R signaling, by CSF-1R siRNA or imatinib treatment, impaired CSF-1 induced ERK1/2 activation and cell proliferation. We also demonstrate that c-Jun, cyclin D1 and c-Myc, known for their involvement in cell proliferation, are downstream CSF-1R in breast cancer cells. The presence of a proliferative CSF-1/CSF-1R autocrine loop involving ERK1/2 was also found. The wide expression of the CSF-1/CSF-1R pair across breast cancer cell subtypes supports CSF-1/CSF-1R targeting in breast cancer therapy. |
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Colony-Stimulating Factor-1 (CSF-1) and its receptor (CSF-1R) regulate macrophage and osteoclast production, trophoblast implantation and mammary gland development. The expression of CSF-1R and/or CSF-1 strongly correlates with poor prognosis in several human epithelial tumors, including breast carcinomas. We demonstrate that CSF-1 and CSF-1R are expressed, although at different levels, in 16/17 breast cancer cell lines tested with no differences among molecular subtypes. The role of CSF-1/CSF-1R in the proliferation of breast cancer cells was then studied in MDAMB468 and SKBR3 cells belonging to different subtypes. CSF-1 administration induced ERK1/2 phosphorylation and enhanced cell proliferation in both cell lines. Furthermore, the inhibition of CSF-1/CSF-1R signaling, by CSF-1R siRNA or imatinib treatment, impaired CSF-1 induced ERK1/2 activation and cell proliferation. We also demonstrate that c-Jun, cyclin D1 and c-Myc, known for their involvement in cell proliferation, are downstream CSF-1R in breast cancer cells. The presence of a proliferative CSF-1/CSF-1R autocrine loop involving ERK1/2 was also found. The wide expression of the CSF-1/CSF-1R pair across breast cancer cell subtypes supports CSF-1/CSF-1R targeting in breast cancer therapy.</description><identifier>ISSN: 1932-6203</identifier><identifier>EISSN: 1932-6203</identifier><identifier>DOI: 10.1371/journal.pone.0027450</identifier><identifier>PMID: 22096574</identifier><language>eng</language><publisher>United States: Public Library of Science</publisher><subject>Animals ; Apoptosis ; Autocrine signalling ; Benzamides ; Binding sites ; Biocompatibility ; Biology ; Biomedical materials ; Biotechnology ; Blotting, Western ; Breast cancer ; Breast carcinoma ; Breast Neoplasms - genetics ; Breast Neoplasms - metabolism ; c-Jun protein ; c-Myc protein ; Cancer ; Cancer research ; Cancer therapies ; Cell activation ; Cell cycle ; Cell growth ; Cell Line, Tumor ; Cell proliferation ; Cell Proliferation - drug effects ; Colonies ; Colony-stimulating factor ; Cyclin D1 ; Electrophoresis, Polyacrylamide Gel ; Enzyme-Linked Immunosorbent Assay ; Extracellular signal-regulated kinase ; Fibroblasts ; Flow Cytometry ; Gene expression ; Genomes ; Health aspects ; Hep G2 Cells ; Humans ; Imatinib ; Imatinib Mesylate ; Immunoblotting ; Implantation ; Kinases ; Laboratories ; Ligands ; Macrophage colony stimulating factor ; Macrophage Colony-Stimulating Factor - metabolism ; Macrophage Colony-Stimulating Factor - pharmacology ; Macrophages ; Mammary gland ; Medical prognosis ; Medical research ; Medicine ; Metabolism ; Mice ; Mitogen-Activated Protein Kinase 1 - genetics ; Mitogen-Activated Protein Kinase 1 - metabolism ; Mitogen-Activated Protein Kinase 3 - genetics ; Mitogen-Activated Protein Kinase 3 - metabolism ; Mutation ; Myc protein ; NIH 3T3 Cells ; Phosphorylation ; Phosphorylation - drug effects ; Piperazines - pharmacology ; Prognosis ; Pyrimidines - pharmacology ; Real-Time Polymerase Chain Reaction ; Receptor, Macrophage Colony-Stimulating Factor - genetics ; Receptor, Macrophage Colony-Stimulating Factor - metabolism ; RNA, Small Interfering - genetics ; Signal transduction ; siRNA ; Transcription factors ; Transgenic animals ; Tumor cell lines ; Tumorigenesis ; Tumors</subject><ispartof>PloS one, 2011-11, Vol.6 (11), p.e27450-e27450</ispartof><rights>COPYRIGHT 2011 Public Library of Science</rights><rights>2011 Morandi et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License: https://creativecommons.org/licenses/by/4.0/ (the “License”), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License.</rights><rights>Morandi et al. 2011</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c658t-978a12f9aa7f3342781795c6a8b06acd477527f7266d95d00e81feb14613ac1b3</citedby></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC3212567/pdf/$$EPDF$$P50$$Gpubmedcentral$$Hfree_for_read</linktopdf><linktohtml>$$Uhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC3212567/$$EHTML$$P50$$Gpubmedcentral$$Hfree_for_read</linktohtml><link.rule.ids>230,314,727,780,784,864,885,2102,2928,23866,27924,27925,53791,53793,79472,79473</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/22096574$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><contributor>Ulasov, Ilya</contributor><creatorcontrib>Morandi, Andrea</creatorcontrib><creatorcontrib>Barbetti, Valentina</creatorcontrib><creatorcontrib>Riverso, Maria</creatorcontrib><creatorcontrib>Dello Sbarba, Persio</creatorcontrib><creatorcontrib>Rovida, Elisabetta</creatorcontrib><title>The colony-stimulating factor-1 (CSF-1) receptor sustains ERK1/2 activation and proliferation in breast cancer cell lines</title><title>PloS one</title><addtitle>PLoS One</addtitle><description>Breast cancer is the second leading cause of cancer-related deaths in western countries. Colony-Stimulating Factor-1 (CSF-1) and its receptor (CSF-1R) regulate macrophage and osteoclast production, trophoblast implantation and mammary gland development. The expression of CSF-1R and/or CSF-1 strongly correlates with poor prognosis in several human epithelial tumors, including breast carcinomas. We demonstrate that CSF-1 and CSF-1R are expressed, although at different levels, in 16/17 breast cancer cell lines tested with no differences among molecular subtypes. The role of CSF-1/CSF-1R in the proliferation of breast cancer cells was then studied in MDAMB468 and SKBR3 cells belonging to different subtypes. CSF-1 administration induced ERK1/2 phosphorylation and enhanced cell proliferation in both cell lines. Furthermore, the inhibition of CSF-1/CSF-1R signaling, by CSF-1R siRNA or imatinib treatment, impaired CSF-1 induced ERK1/2 activation and cell proliferation. We also demonstrate that c-Jun, cyclin D1 and c-Myc, known for their involvement in cell proliferation, are downstream CSF-1R in breast cancer cells. The presence of a proliferative CSF-1/CSF-1R autocrine loop involving ERK1/2 was also found. 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metabolism</subject><subject>Macrophage Colony-Stimulating Factor - pharmacology</subject><subject>Macrophages</subject><subject>Mammary gland</subject><subject>Medical prognosis</subject><subject>Medical research</subject><subject>Medicine</subject><subject>Metabolism</subject><subject>Mice</subject><subject>Mitogen-Activated Protein Kinase 1 - genetics</subject><subject>Mitogen-Activated Protein Kinase 1 - metabolism</subject><subject>Mitogen-Activated Protein Kinase 3 - genetics</subject><subject>Mitogen-Activated Protein Kinase 3 - metabolism</subject><subject>Mutation</subject><subject>Myc protein</subject><subject>NIH 3T3 Cells</subject><subject>Phosphorylation</subject><subject>Phosphorylation - drug effects</subject><subject>Piperazines - pharmacology</subject><subject>Prognosis</subject><subject>Pyrimidines - pharmacology</subject><subject>Real-Time Polymerase Chain Reaction</subject><subject>Receptor, Macrophage Colony-Stimulating Factor - genetics</subject><subject>Receptor, Macrophage Colony-Stimulating Factor - 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genetics</topic><topic>Breast Neoplasms - metabolism</topic><topic>c-Jun protein</topic><topic>c-Myc protein</topic><topic>Cancer</topic><topic>Cancer research</topic><topic>Cancer therapies</topic><topic>Cell activation</topic><topic>Cell cycle</topic><topic>Cell growth</topic><topic>Cell Line, Tumor</topic><topic>Cell proliferation</topic><topic>Cell Proliferation - drug effects</topic><topic>Colonies</topic><topic>Colony-stimulating factor</topic><topic>Cyclin D1</topic><topic>Electrophoresis, Polyacrylamide Gel</topic><topic>Enzyme-Linked Immunosorbent Assay</topic><topic>Extracellular signal-regulated kinase</topic><topic>Fibroblasts</topic><topic>Flow Cytometry</topic><topic>Gene expression</topic><topic>Genomes</topic><topic>Health aspects</topic><topic>Hep G2 Cells</topic><topic>Humans</topic><topic>Imatinib</topic><topic>Imatinib Mesylate</topic><topic>Immunoblotting</topic><topic>Implantation</topic><topic>Kinases</topic><topic>Laboratories</topic><topic>Ligands</topic><topic>Macrophage colony stimulating factor</topic><topic>Macrophage Colony-Stimulating Factor - 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Academic</collection><collection>PubMed Central (Full Participant titles)</collection><collection>DOAJ Directory of Open Access Journals</collection><jtitle>PloS one</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Morandi, Andrea</au><au>Barbetti, Valentina</au><au>Riverso, Maria</au><au>Dello Sbarba, Persio</au><au>Rovida, Elisabetta</au><au>Ulasov, Ilya</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>The colony-stimulating factor-1 (CSF-1) receptor sustains ERK1/2 activation and proliferation in breast cancer cell lines</atitle><jtitle>PloS one</jtitle><addtitle>PLoS One</addtitle><date>2011-11-09</date><risdate>2011</risdate><volume>6</volume><issue>11</issue><spage>e27450</spage><epage>e27450</epage><pages>e27450-e27450</pages><issn>1932-6203</issn><eissn>1932-6203</eissn><abstract>Breast cancer is the second leading cause of cancer-related deaths in western countries. Colony-Stimulating Factor-1 (CSF-1) and its receptor (CSF-1R) regulate macrophage and osteoclast production, trophoblast implantation and mammary gland development. The expression of CSF-1R and/or CSF-1 strongly correlates with poor prognosis in several human epithelial tumors, including breast carcinomas. We demonstrate that CSF-1 and CSF-1R are expressed, although at different levels, in 16/17 breast cancer cell lines tested with no differences among molecular subtypes. The role of CSF-1/CSF-1R in the proliferation of breast cancer cells was then studied in MDAMB468 and SKBR3 cells belonging to different subtypes. CSF-1 administration induced ERK1/2 phosphorylation and enhanced cell proliferation in both cell lines. Furthermore, the inhibition of CSF-1/CSF-1R signaling, by CSF-1R siRNA or imatinib treatment, impaired CSF-1 induced ERK1/2 activation and cell proliferation. We also demonstrate that c-Jun, cyclin D1 and c-Myc, known for their involvement in cell proliferation, are downstream CSF-1R in breast cancer cells. The presence of a proliferative CSF-1/CSF-1R autocrine loop involving ERK1/2 was also found. The wide expression of the CSF-1/CSF-1R pair across breast cancer cell subtypes supports CSF-1/CSF-1R targeting in breast cancer therapy.</abstract><cop>United States</cop><pub>Public Library of Science</pub><pmid>22096574</pmid><doi>10.1371/journal.pone.0027450</doi><oa>free_for_read</oa></addata></record> |
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subjects | Animals Apoptosis Autocrine signalling Benzamides Binding sites Biocompatibility Biology Biomedical materials Biotechnology Blotting, Western Breast cancer Breast carcinoma Breast Neoplasms - genetics Breast Neoplasms - metabolism c-Jun protein c-Myc protein Cancer Cancer research Cancer therapies Cell activation Cell cycle Cell growth Cell Line, Tumor Cell proliferation Cell Proliferation - drug effects Colonies Colony-stimulating factor Cyclin D1 Electrophoresis, Polyacrylamide Gel Enzyme-Linked Immunosorbent Assay Extracellular signal-regulated kinase Fibroblasts Flow Cytometry Gene expression Genomes Health aspects Hep G2 Cells Humans Imatinib Imatinib Mesylate Immunoblotting Implantation Kinases Laboratories Ligands Macrophage colony stimulating factor Macrophage Colony-Stimulating Factor - metabolism Macrophage Colony-Stimulating Factor - pharmacology Macrophages Mammary gland Medical prognosis Medical research Medicine Metabolism Mice Mitogen-Activated Protein Kinase 1 - genetics Mitogen-Activated Protein Kinase 1 - metabolism Mitogen-Activated Protein Kinase 3 - genetics Mitogen-Activated Protein Kinase 3 - metabolism Mutation Myc protein NIH 3T3 Cells Phosphorylation Phosphorylation - drug effects Piperazines - pharmacology Prognosis Pyrimidines - pharmacology Real-Time Polymerase Chain Reaction Receptor, Macrophage Colony-Stimulating Factor - genetics Receptor, Macrophage Colony-Stimulating Factor - metabolism RNA, Small Interfering - genetics Signal transduction siRNA Transcription factors Transgenic animals Tumor cell lines Tumorigenesis Tumors |
title | The colony-stimulating factor-1 (CSF-1) receptor sustains ERK1/2 activation and proliferation in breast cancer cell lines |
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