Now showing 1 - 10 of 24
  • 2017Journal Article
    [["dc.bibliographiccitation.artnumber","135"],["dc.bibliographiccitation.journal","Frontiers in Oncology"],["dc.bibliographiccitation.volume","7"],["dc.contributor.author","Bayerlová, Michaela"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Klemm, Florian"],["dc.contributor.author","Wolff, Alexander"],["dc.contributor.author","Pukrop, Tobias"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Beißbarth, Tim"],["dc.contributor.author","Bleckmann, Annalen"],["dc.date.accessioned","2019-07-09T11:43:27Z"],["dc.date.available","2019-07-09T11:43:27Z"],["dc.date.issued","2017"],["dc.description.abstract","Breast cancer is a heterogeneous disease and has been classified into five molecular subtypes based on gene expression profiles. Signaling processes linked to different breast cancer molecular subtypes and different clinical outcomes are still poorly understood. Aberrant regulation of Wnt signaling has been implicated in breast cancer progression. In particular Ror1/2 receptors and several other members of the non-canonical Wnt signaling pathway were associated with aggressive breast cancer behavior. However, Wnt signals are mediated via multiple complex pathways, and it is clinically important to determine which particular Wnt cascades, including their domains and targets, are deregulated in poor prognosis breast cancer. To investigate activation and outcome of the Ror2-dependent non-canonical Wnt signaling pathway, we overexpressed the Ror2 receptor in MCF-7 and MDA-MB231 breast cancer cells, stimulated the cells with its ligand Wnt5a, and we knocked-down Ror1 in MDA-MB231 cells. We measured the invasive capacity of perturbed cells to assess phenotypic changes, and mRNA was profiled to quantify gene expression changes. Differentially expressed genes were integrated into a literature-based non-canonical Wnt signaling network. The results were further used in the analysis of an independent dataset of breast cancer patients with metastasis-free survival annotation. Overexpression of the Ror2 receptor, stimulation with Wnt5a, as well as the combination of both perturbations enhanced invasiveness of MCF-7 cells. The expression-responsive targets of Ror2 overexpression in MCF-7 induced a Ror2/Wnt module of the non-canonical Wnt signaling pathway. These targets alter regulation of other pathways involved in cell remodeling processing and cell metabolism. Furthermore, the genes of the Ror2/Wnt module were assessed as a gene signature in patient gene expression data and showed an association with clinical outcome. In summary, results of this study indicate a role of a newly defined Ror2/Wnt module in breast cancer progression and present a link between Ror2 expression and increased cell invasiveness."],["dc.identifier.doi","10.3389/fonc.2017.00135"],["dc.identifier.pmid","28695110"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/14538"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/58892"],["dc.language.iso","en"],["dc.notes.intern","Merged from goescholar"],["dc.publisher","Frontiers Media S.A."],["dc.relation.eissn","2234-943X"],["dc.relation.issn","2234-943X"],["dc.rights","CC BY 4.0"],["dc.rights.uri","https://creativecommons.org/licenses/by/4.0"],["dc.subject.ddc","610"],["dc.title","Ror2 Signaling and Its Relevance in Breast Cancer Progression."],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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  • 2014Conference Abstract
    [["dc.bibliographiccitation.firstpage","285"],["dc.bibliographiccitation.journal","Oncology Research and Treatment"],["dc.bibliographiccitation.lastpage","286"],["dc.bibliographiccitation.volume","37"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Bleckmann, Annalen"],["dc.contributor.author","Scharf, Christian"],["dc.contributor.author","Pukrop, Tobias"],["dc.contributor.author","Dyck, Lydia"],["dc.contributor.author","Klemm, Florian"],["dc.contributor.author","Binder, Claudia"],["dc.date.accessioned","2018-11-07T09:34:18Z"],["dc.date.available","2018-11-07T09:34:18Z"],["dc.date.issued","2014"],["dc.identifier.isi","000343816900702"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/32144"],["dc.notes.status","zu prĂĽfen"],["dc.notes.submitter","Najko"],["dc.publisher","Karger"],["dc.publisher.place","Basel"],["dc.relation.issn","2296-5262"],["dc.relation.issn","2296-5270"],["dc.title","EMMPRIN/CD147-positive tumor cell microvesicles are pro-invasive and detectable in the blood of cancer patients with metastasis"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2021Journal Article
    [["dc.bibliographiccitation.firstpage","142"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Cells"],["dc.bibliographiccitation.volume","10"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Heinrichs, Saskia"],["dc.contributor.author","Baden, Cornelia"],["dc.contributor.author","Bleckmann, Annalen"],["dc.date.accessioned","2021-04-14T08:29:45Z"],["dc.date.available","2021-04-14T08:29:45Z"],["dc.date.issued","2021"],["dc.identifier.doi","10.3390/cells10010142"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/82982"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-399"],["dc.relation.eissn","2073-4409"],["dc.title","The WNT/ROR Pathway in Cancer: From Signaling to Therapeutic Intervention"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2012Conference Abstract
    [["dc.bibliographiccitation.journal","Onkologie"],["dc.bibliographiccitation.volume","35"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Pukrop, Tobias"],["dc.contributor.author","Schulz, M."],["dc.contributor.author","Dyck, Lydia"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Klemm, Florian"],["dc.date.accessioned","2018-11-07T09:04:54Z"],["dc.date.available","2018-11-07T09:04:54Z"],["dc.date.issued","2012"],["dc.format.extent","195"],["dc.identifier.isi","000310766700508"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/25205"],["dc.notes.status","zu prĂĽfen"],["dc.notes.submitter","Najko"],["dc.publisher","Karger"],["dc.publisher.place","Basel"],["dc.relation.issn","0378-584X"],["dc.title","Breast cancer invasion mediated by plasma membrane-derived microvesicles is EMMPRIN-dependent"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2013Conference Abstract
    [["dc.bibliographiccitation.journal","Onkologie"],["dc.bibliographiccitation.volume","36"],["dc.contributor.author","Bleckmann, Annalen"],["dc.contributor.author","Leha, Andreas"],["dc.contributor.author","Artmann, Stephan"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Pukrop, Tobias"],["dc.contributor.author","BeiĂźbarth, Tim"],["dc.contributor.author","Klemm, E."],["dc.date.accessioned","2018-11-07T09:19:06Z"],["dc.date.available","2018-11-07T09:19:06Z"],["dc.date.issued","2013"],["dc.identifier.isi","000326360900431"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/28557"],["dc.notes.status","zu prĂĽfen"],["dc.notes.submitter","Najko"],["dc.publisher","Karger"],["dc.publisher.place","Basel"],["dc.title","Identification of prognostic miRNAs in breast cancer through profiling of tumor educated macrophages"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dspace.entity.type","Publication"]]
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  • 2015Journal Article
    [["dc.bibliographiccitation.firstpage","143"],["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","Journal of Molecular Cell Biology"],["dc.bibliographiccitation.lastpage","153"],["dc.bibliographiccitation.volume","7"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Scharf, Christian"],["dc.contributor.author","Bleckmann, Annalen"],["dc.contributor.author","Dyck, Lydia"],["dc.contributor.author","Rost, Ulrike"],["dc.contributor.author","Wenzel, Dirk"],["dc.contributor.author","Dhople, Vishnu M."],["dc.contributor.author","Siam, Laila"],["dc.contributor.author","Pukrop, Tobias"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Klemm, Florian"],["dc.date.accessioned","2018-11-07T09:58:48Z"],["dc.date.available","2018-11-07T09:58:48Z"],["dc.date.issued","2015"],["dc.description.abstract","Tumor cells secrete not only a variety of soluble factors, but also extracellular vesicles that are known to support the establishment of a favorable tumor niche by influencing the surrounding stroma cells. Here we show that tumor-derived microvesicles (T-MV) also directly influence the tumor cells by enhancing their invasion in a both autologousand heterologous manner. Neither the respective vesicle-free supernatant nor MV from benign mammary cells mediate invasion. Uptake of T-MV is essential for the proinvasive effect. We further identify the highly glycosylated form of the extracellular matrix metalloproteinase inducer (EMMPRIN) as a marker for proinvasive MV. EMMPRIN is also present at high levels on MV from metastatic breast cancer patients in vivo. Anti-EMMPRIN strategies, such as MV deglycosylation, gene knockdown, and specific blocking peptides, inhibit MV-induced invasion. Interestingly, the effect of EMMPRIN-bearing MV is not mediated by matrix metalloproteinases but by activation of the p38/MAPK signaling pathway in the tumor cells. In conclusion, T-MV stimulate cancer cell invasion via a direct feedback mechanism dependent on highly glycosylated EMMPRIN."],["dc.description.sponsorship","Deutsche Krebshilfe [109615]; DFG [BI 703/3-2]; eBIO MetastaSys (BMBF)"],["dc.identifier.doi","10.1093/jmcb/mju047"],["dc.identifier.isi","000355232100006"],["dc.identifier.pmid","25503107"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/13819"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/37445"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prĂĽfen"],["dc.notes.submitter","Najko"],["dc.publisher","Oxford Univ Press"],["dc.relation.issn","1759-4685"],["dc.relation.issn","1674-2788"],["dc.rights","CC BY-NC-ND 4.0"],["dc.rights.uri","https://creativecommons.org/licenses/by-nc-nd/4.0"],["dc.title","Tumor-derived microvesicles mediate human breast cancer invasion through differentially glycosylated EMMPRIN"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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  • 2010Conference Abstract
    [["dc.bibliographiccitation.journal","Onkologie"],["dc.bibliographiccitation.volume","33"],["dc.contributor.author","Klemm, Florian"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Schulz, M."],["dc.contributor.author","Binder, Claudia"],["dc.date.accessioned","2018-11-07T08:38:50Z"],["dc.date.available","2018-11-07T08:38:50Z"],["dc.date.issued","2010"],["dc.format.extent","199"],["dc.identifier.isi","000282988401115"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/18852"],["dc.notes.status","zu prĂĽfen"],["dc.notes.submitter","Najko"],["dc.publisher","Karger"],["dc.publisher.place","Basel"],["dc.relation.issn","0378-584X"],["dc.title","Tumor-Microparticles mediate invasiveness and elicit a M2-response in macrophages"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2014Journal Article
    [["dc.bibliographiccitation.artnumber","e51554"],["dc.bibliographiccitation.issue","91"],["dc.bibliographiccitation.journal","Journal of Visualized Experiments"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Behme, Daniel"],["dc.contributor.author","Pantke, Mathias"],["dc.contributor.author","Reiling, Norbert"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Pukrop, Tobias"],["dc.contributor.author","Klemm, Florian"],["dc.date.accessioned","2018-11-07T09:35:29Z"],["dc.date.available","2018-11-07T09:35:29Z"],["dc.date.issued","2014"],["dc.description.abstract","Human macrophages are involved in a plethora of pathologic processes ranging from infectious diseases to cancer. Thus they pose a valuable tool to understand the underlying mechanisms of these diseases. We therefore present a straightforward protocol for the isolation of human monocytes from buffy coats, followed by a differentiation procedure which results in high macrophage yields. The technique relies mostly on commonly available lab equipment and thus provides a cost and time effective way to obtain large quantities of human macrophages. Briefly, buffy coats from healthy blood donors are subjected to a double density gradient centrifugation to harvest monocytes from the peripheral blood. These monocytes are then cultured in fluorinated ethylene propylene (FEP) Teflon-coated cell culture bags in the presence of macrophage colony-stimulating factor (M-CSF). The differentiated macrophages can be easily harvested and used for subsequent studies and functional assays. Important methods for quality control and validation of the isolation and differentiation steps will be highlighted within the protocol. In summary, the protocol described here enables scientists to routinely and reproducibly isolate human macrophages without the need for cost intensive tools. Furthermore, disease models can be studied in a syngeneic human system circumventing the use of murine macrophages."],["dc.identifier.doi","10.3791/51554"],["dc.identifier.isi","000349301100015"],["dc.identifier.pmid","25226391"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/32396"],["dc.notes.status","zu prĂĽfen"],["dc.notes.submitter","Najko"],["dc.publisher","Journal Of Visualized Experiments"],["dc.relation.issn","1940-087X"],["dc.title","Isolation of Human Monocytes by Double Gradient Centrifugation and Their Differentiation to Macrophages in Teflon-coated Cell Culture Bags"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2013-11-01Journal Article
    [["dc.bibliographiccitation.firstpage","2057"],["dc.bibliographiccitation.issue","11"],["dc.bibliographiccitation.journal","Oncotarget"],["dc.bibliographiccitation.lastpage","2066"],["dc.bibliographiccitation.volume","4"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Klemm, Florian"],["dc.contributor.author","Gross, Julia Christina"],["dc.contributor.author","Pukrop, Tobias"],["dc.contributor.author","Wenzel, Dirk"],["dc.contributor.author","Binder, Claudia"],["dc.date.accessioned","2019-07-10T08:11:46Z"],["dc.date.available","2019-07-10T08:11:46Z"],["dc.date.issued","2013-11-01"],["dc.description.abstract","Recently, we have shown that macrophage (MΦ)-induced invasion of breast cancer cells requires upregulation of Wnt 5a in MΦ leading to activation of β-Catenin-independent Wnt signaling in the tumor cells. However, it remained unclear, how malignant cells induce Wnt 5a in MΦ and how it is transferred back to the cancer cells. Here we identify two types of extracellular particles as essential for this intercellular interaction in both directions. Plasma membrane-derived microvesicles (MV) as well as exosomes from breast cancer cells, although biologically distinct populations, both induce Wnt 5a in MΦ. In contrast, the particle-free supernatant and vesicles from benign cells, such as platelets, have no such effect. Induction is antagonized by the Wnt inhibitor Dickkopf-1. Subsequently, Wnt 5a is shuttled via responding MΦ-MV and exosomes to the tumor cells enhancing their invasion. Wnt 5a export on both vesicle fractions depends at least partially on the cargo protein Evenness interrupted (Evi). Its knockdown leads to Wnt 5a depletion of both particle populations and reduced vesicle-mediated invasion. In conclusion, MV and exosomes are critical for MΦ-induced invasion of cancer cells since they are responsible for upregulation of MΦ-Wnt 5a as well as for its delivery to the recipient cells via a reciprocal loop. Although of different biogenesis, both populations share common features regarding function and Evi-dependent secretion of non-canonical Wnts."],["dc.identifier.fs","603831"],["dc.identifier.pmid","24185202"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/10760"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/60794"],["dc.language.iso","en"],["dc.notes.intern","Merged from goescholar"],["dc.relation.issn","1949-2553"],["dc.relation.orgunit","Universitätsmedizin Göttingen"],["dc.rights","CC BY 3.0"],["dc.rights.uri","http://creativecommons.org/licenses/by/3.0"],["dc.title","Induction and transport of Wnt 5a during macrophage-induced malignant invasion is mediated by two types of extracellular vesicles."],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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  • 2015-06-20Journal Article
    [["dc.bibliographiccitation.firstpage","15482"],["dc.bibliographiccitation.issue","17"],["dc.bibliographiccitation.journal","Oncotarget"],["dc.bibliographiccitation.lastpage","15493"],["dc.bibliographiccitation.volume","6"],["dc.contributor.author","Rietkötter, Eva"],["dc.contributor.author","Bleckmann, Annalen"],["dc.contributor.author","Bayerlová, Michaela"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Chuang, Han-Ning"],["dc.contributor.author","Wenske, Britta"],["dc.contributor.author","Schwartz, Hila"],["dc.contributor.author","Erez, Neta"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Hanisch, Uwe-Karsten"],["dc.contributor.author","Pukrop, Tobias"],["dc.date.accessioned","2019-07-09T11:42:37Z"],["dc.date.available","2019-07-09T11:42:37Z"],["dc.date.issued","2015-06-20"],["dc.description.abstract","The mononuclear phagocytic system is categorized in three major groups: monocyte-derived cells (MCs), dendritic cells and resident macrophages. During breast cancer progression the colony stimulating factor 1 (CSF-1) can reprogram MCs into tumor-promoting macrophages in the primary tumor. However, the effect of CSF-1 during colonization of the brain parenchyma is largely unknown. Thus, we analyzed the outcome of anti-CSF-1 treatment on the resident macrophage population of the brain, the microglia, in comparison to MCs, alone and in different in vitro co-culture models. Our results underline the addiction of MCs to CSF-1 while surprisingly, microglia were not affected. Furthermore, in contrast to the brain, the bone marrow did not express the alternative ligand, IL-34. Yet treatment with IL-34 and co-culture with carcinoma cells partially rescued the anti-CSF-1 effects on MCs. Further, MC-induced invasion was significantly reduced by anti-CSF-1 treatment while microglia-induced invasion was reduced to a lower extend. Moreover, analysis of lung and breast cancer brain metastasis revealed significant differences of CSF-1 and CSF-1R expression. Taken together, our findings demonstrate not only differences of anti-CSF-1 treatment on MCs and microglia but also in the CSF-1 receptor and ligand expression in brain and bone marrow as well as in brain metastasis."],["dc.identifier.doi","10.18632/oncotarget.3855"],["dc.identifier.fs","618466"],["dc.identifier.pmid","26098772"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/13609"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/58709"],["dc.language.iso","en"],["dc.notes.intern","Merged from goescholar"],["dc.relation.issn","1949-2553"],["dc.rights","CC BY 3.0"],["dc.rights.uri","https://creativecommons.org/licenses/by/3.0"],["dc.subject.mesh","Animals"],["dc.subject.mesh","Antibodies, Monoclonal"],["dc.subject.mesh","Brain"],["dc.subject.mesh","Brain Neoplasms"],["dc.subject.mesh","Breast Neoplasms"],["dc.subject.mesh","Cell Line, Tumor"],["dc.subject.mesh","Cell Movement"],["dc.subject.mesh","Cell Proliferation"],["dc.subject.mesh","Female"],["dc.subject.mesh","Humans"],["dc.subject.mesh","Interleukin-1"],["dc.subject.mesh","MCF-7 Cells"],["dc.subject.mesh","Macrophage Colony-Stimulating Factor"],["dc.subject.mesh","Macrophages"],["dc.subject.mesh","Mice"],["dc.subject.mesh","Mice, Inbred BALB C"],["dc.subject.mesh","Microglia"],["dc.subject.mesh","Monocytes"],["dc.subject.mesh","Neoplasm Invasiveness"],["dc.subject.mesh","Receptor, Macrophage Colony-Stimulating Factor"],["dc.title","Anti-CSF-1 treatment is effective to prevent carcinoma invasion induced by monocyte-derived cells but scarcely by microglia."],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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