Now showing 1 - 10 of 14
  • 2022Journal Article
    [["dc.bibliographiccitation.artnumber","e2122476119"],["dc.bibliographiccitation.issue","30"],["dc.bibliographiccitation.journal","Proceedings of the National Academy of Sciences"],["dc.bibliographiccitation.volume","119"],["dc.contributor.author","Schubert, Antonia"],["dc.contributor.author","Voloshanenko, Oksana"],["dc.contributor.author","Ragaller, Franziska"],["dc.contributor.author","Gmach, Philipp"],["dc.contributor.author","Kranz, Dominique"],["dc.contributor.author","Scheeder, Christian"],["dc.contributor.author","Miersch, Thilo"],["dc.contributor.author","Schulz, Matthias"],["dc.contributor.author","Trümper, Lorenz"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Boutros, Michael"],["dc.date.accessioned","2022-09-01T09:50:22Z"],["dc.date.available","2022-09-01T09:50:22Z"],["dc.date.issued","2022"],["dc.description.abstract","During organismal development, homeostasis, and disease, Dishevelled (Dvl) proteins act as key signaling factors in beta-catenin–dependent and beta-catenin–independent Wnt pathways. While their importance for signal transmission has been genetically demonstrated in many organisms, our mechanistic understanding is still limited. Previous studies using overexpressed proteins showed Dvl localization to large, punctate-like cytoplasmic structures that are dependent on its DIX domain. To study Dvl’s role in Wnt signaling, we genome engineered an endogenously expressed Dvl2 protein tagged with an mEos3.2 fluorescent protein for superresolution imaging. First, we demonstrate the functionality and specificity of the fusion protein in beta-catenin–dependent and beta-catenin–independent signaling using multiple independent assays. We performed live-cell imaging of Dvl2 to analyze the dynamic formation of the supramolecular cytoplasmic Dvl2_mEos3.2 condensates. While overexpression of Dvl2_mEos3.2 mimics the previously reported formation of abundant large “puncta,” supramolecular condensate formation at physiological protein levels is only observed in a subset of cells with approximately one per cell. We show that, in these condensates, Dvl2 colocalizes with Wnt pathway components at gamma-tubulin and CEP164-positive centrosomal structures and that the localization of Dvl2 to these condensates is Wnt dependent. Single-molecule localization microscopy using photoactivated localization microscopy (PALM) of mEos3.2 in combination with DNA-PAINT demonstrates the organization and repetitive patterns of these condensates in a cell cycle–dependent manner. Our results indicate that the localization of Dvl2 in supramolecular condensates is coordinated dynamically and dependent on cell state and Wnt signaling levels. Our study highlights the formation of endogenous and physiologically regulated biomolecular condensates in the Wnt pathways at single-molecule resolution."],["dc.description.sponsorship"," Deutsche Forschungsgemeinschaft 501100001659"],["dc.identifier.doi","10.1073/pnas.2122476119"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/113689"],["dc.language.iso","en"],["dc.notes.intern","DOI-Import GROB-597"],["dc.relation.eissn","1091-6490"],["dc.relation.issn","0027-8424"],["dc.rights.uri","https://creativecommons.org/licenses/by-nc-nd/4.0/"],["dc.title","Superresolution microscopy localizes endogenous Dvl2 to Wnt signaling-responsive biomolecular condensates"],["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 prüfen"],["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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  • 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 prüfen"],["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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  • 2013Journal Article
    [["dc.bibliographiccitation.firstpage","1331"],["dc.bibliographiccitation.issue","8"],["dc.bibliographiccitation.journal","Glia"],["dc.bibliographiccitation.lastpage","1346"],["dc.bibliographiccitation.volume","61"],["dc.contributor.author","Chuang, Han-Ning"],["dc.contributor.author","van Rossum, Denise"],["dc.contributor.author","Sieger, Dirk"],["dc.contributor.author","Siam, Laila"],["dc.contributor.author","Klemm, Florian"],["dc.contributor.author","Bleckmann, Annalen"],["dc.contributor.author","Bayerlova, Michaela"],["dc.contributor.author","Farhat, Katja"],["dc.contributor.author","Scheffel, Joerg"],["dc.contributor.author","Schulz, Matthias"],["dc.contributor.author","Dehghani, Faramarz"],["dc.contributor.author","Stadelmann, Christine"],["dc.contributor.author","Hanisch, Uwe-Karsten"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Pukrop, Tobias"],["dc.date.accessioned","2018-11-07T09:21:57Z"],["dc.date.available","2018-11-07T09:21:57Z"],["dc.date.issued","2013"],["dc.description.abstract","The metastatic colonization of the brain by carcinoma cells is still barely understood, in particular when considering interactions with the host tissue. The colonization comes with a substantial destruction of the surrounding host tissue. This leads to activation of damage responses by resident innate immune cells to protect, repair, and organize the wound healing, but may distract from tumoricidal actions. We recently demonstrated that microglia, innate immune cells of the CNS, assist carcinoma cell invasion. Here we report that this is a fatal side effect of a physiological damage response of the brain tissue. In a brain slice coculture model, contact with both benign and malignant epithelial cells induced a response by microglia and astrocytes comparable to that seen at the interface of human cerebral metastases. While the glial damage response intended to protect the brain from intrusion of benign epithelial cells by inducing apoptosis, it proved ineffective against various malignant cell types. They did not undergo apoptosis and actually exploited the local tissue reaction to invade instead. Gene expression and functional analyses revealed that the C-X-C chemokine receptor type 4 (CXCR4) and WNT signaling were involved in this process. Furthermore, CXCR4-regulated microglia were recruited to sites of brain injury in a zebrafish model and CXCR4 was expressed in human stroke patients, suggesting a conserved role in damage responses to various types of brain injuries. Together, our findings point to a detrimental misuse of the glial damage response program by carcinoma cells resistant to glia-induced apoptosis. GLIA 2013;61:1331-1346"],["dc.identifier.doi","10.1002/glia.22518"],["dc.identifier.isi","000321983400011"],["dc.identifier.pmid","23832647"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/10955"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/29226"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Wiley-blackwell"],["dc.relation.issn","0894-1491"],["dc.rights","CC BY 3.0"],["dc.rights.uri","https://creativecommons.org/licenses/by/3.0"],["dc.title","Carcinoma cells misuse the host tissue damage response to invade the brain"],["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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  • 2009Journal Article
    [["dc.bibliographiccitation.firstpage","2452"],["dc.bibliographiccitation.issue","8"],["dc.bibliographiccitation.journal","Molecular Cancer Therapeutics"],["dc.bibliographiccitation.lastpage","2460"],["dc.bibliographiccitation.volume","8"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Hagemann, Thorsten"],["dc.contributor.author","Sperling, Swetlana"],["dc.contributor.author","Schulz, Matthias"],["dc.contributor.author","Pukrop, Tobias"],["dc.contributor.author","Grimshaw, Matthew J."],["dc.contributor.author","Ehrenreich, Hannelore"],["dc.date.accessioned","2017-09-07T11:45:47Z"],["dc.date.available","2017-09-07T11:45:47Z"],["dc.date.issued","2009"],["dc.description.abstract","The endothelin (ET) axis, often deregulated in cancers, is a promising target for anticancer strategies. Whereas previous investigations have focused mostly on ET action in malignant cells, we chose a model allowing separate assessment of the effects of ETs and their receptors ETAR and ETBR in the tumor cells and the stromal compartment, which is increasingly recognized as a key player in cancer progression. In homozygous spotting lethal rats (sl/sl), a model of constitutive ETBR deficiency, we showed significant reduction of growth and metastasis of MAT B III rat mammary adenocarcinoma cells overexpressing ETAR and ET-1 but negative for ETBR. Lack of stromal ETBR expression did not influence angiogenesis. However, it was correlated with diminished infiltration by tumor-associated macrophages and with reduced production of tumor necrosis factor-α, both known as powerful promoters of tumor progression. These effects were almost completely abolished in transgenic sl/sl rats, wherein ETBR function is restored by expression of an intact ETBR transgene. This shows that tumor growth and metastasis are critically dependent on ETBR function in cells of the microenvironment and suggests that successful ETR antagonist therapy should also target the stromal component of ET signaling."],["dc.identifier.doi","10.1158/1535-7163.MCT-09-0032"],["dc.identifier.gro","3150445"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/7210"],["dc.language.iso","en"],["dc.notes.status","final"],["dc.title","Stromal endothelin B receptor-deficiency inhibits breast cancer growth and metastasis"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dc.type.peerReviewed","unknown"],["dspace.entity.type","Publication"]]
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  • 2011Journal Article
    [["dc.bibliographiccitation.firstpage","434"],["dc.bibliographiccitation.issue","3"],["dc.bibliographiccitation.journal","Carcinogenesis"],["dc.bibliographiccitation.lastpage","442"],["dc.bibliographiccitation.volume","32"],["dc.contributor.author","Klemm, Florian"],["dc.contributor.author","Bleckmann, Annalen"],["dc.contributor.author","Siam, Laila"],["dc.contributor.author","Chuang, Han-Ning"],["dc.contributor.author","Rietkoetter, Eva"],["dc.contributor.author","Behme, Daniel"],["dc.contributor.author","Schulz, M."],["dc.contributor.author","Schaffrinski, Meike"],["dc.contributor.author","Schindler, Stefanie"],["dc.contributor.author","Trümper, Lorenz H."],["dc.contributor.author","Kramer, Franz-Josef"],["dc.contributor.author","Beißbarth, Tim"],["dc.contributor.author","Stadelmann, C."],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Pukrop, Tobias"],["dc.date.accessioned","2018-11-07T08:59:01Z"],["dc.date.available","2018-11-07T08:59:01Z"],["dc.date.issued","2011"],["dc.description.abstract","A role of WNT signaling for primary breast cancers of the basal-like subtype and as a predictor of brain metastasis has been described. However, a responsible WNT ligand has not been identified. To further clarify this question, we comparatively investigated 22 human breast cancer brain metastases as well as the highly invasive human breast cancer cell line MDA-MB-231 and the weakly motile MCF-7 as models for the basal-like and the luminal A subtype. WNT5A and B were found overexpressed in MDA-MB-231 cells as compared with MCF-7. This corresponded to reduction of MDA-MB-231 invasiveness by WNT inhibitors, whereas MCF-7 invasion was enhanced by recombinant WNT5B and abolished by WNT and Jun-N-terminal kinase antagonists. Expression and subcellular distribution of beta-catenin remained uninfluenced. Consistently, beta-catenin was not localized in the nuclei of brain metastases while there was strong nuclear c-Jun staining. Similar to MDA-MB-231, metastases showed expression of WNT5A/B and the alternative WNT receptors ROR1 and 2. These findings were validated using external gene expression datasets (Gene Expression Omnibus) of different breast cancer subtypes and brain metastases. Hierarchical cluster analysis yielded a close relation between basal-like cancers and brain metastases. Gene set enrichment analyses confirmed WNT pathway enrichment not only in basal-like primaries but also in cerebral metastases of all subtypes. In conclusion, WNT signaling seems highly relevant for basal-like and other subtypes of breast cancers metastasizing into the brain. beta-catenin-independent WNT signaling, presumably via ROR1-2, plays a major role in this context."],["dc.description.sponsorship","Deutsche Forschungsgemeinschaft [FOR 942]"],["dc.identifier.doi","10.1093/carcin/bgq269"],["dc.identifier.isi","000288027800025"],["dc.identifier.pmid","21173432"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/23785"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Oxford Univ Press"],["dc.relation.issn","0143-3334"],["dc.title","beta-catenin-independent WNT signaling in basal-like breast cancer and brain metastasis"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2001Journal Article
    [["dc.bibliographiccitation.firstpage","1839"],["dc.bibliographiccitation.issue","15"],["dc.bibliographiccitation.journal","European Journal of Cancer"],["dc.bibliographiccitation.lastpage","1846"],["dc.bibliographiccitation.volume","37"],["dc.contributor.author","Hagemann, T."],["dc.contributor.author","Gunawan, Bastian"],["dc.contributor.author","Schulz, M."],["dc.contributor.author","Binder, Claudia"],["dc.date.accessioned","2018-11-07T08:34:30Z"],["dc.date.available","2018-11-07T08:34:30Z"],["dc.date.issued","2001"],["dc.description.abstract","Altered expression of matrix metalloproteases (MMPs) and their inhibitors, the tissue inhibitors of matrix metalloproteases (TIMPs), has been demonstrated in various tumour tissues. mRNA expression patterns of MMP-1, MMP-2, MMP-3, MMP-9, MMP-11, MMP-12, MMP-14 and TIMP-1, TIMP-2, TIMP-3 and TIMP-4 were evaluated by quantitative reverse transcriptase-polymerase chain reaction (RT-PCR) in 30 renal cell carcinomas (RCC), as well as in the surrounding tissues. Expression of the MMPs was significantly stronger in the carcinomas than in non-malignant tissues. High levels were demonstrated particularly in clear cell RCCs (CC-RCC). Except for MMP-1, MMP expression in the papillary RCCs (P-RCC) was, for most MMPs, significantly lower. Expression of the TIMPs in malignant cells of both subtypes was weak, with the exception of TIMP-4 which was strongly expressed in the P-RCCs and downregulated in the CC-RCCs. The latter was correlated with chromosomal loss of 3p, harbouring the TIMP-4 gene locus. In conclusion, deregulated expression of the MMPs and TIMPs in RCCs differs according to histology, grade, size and cytogenetic characteristics, suggesting that MMP and TIMP expression patterns play an important role for the typical histomorphological features of RCC subtypes and their respective biological behaviour. (C) 2001 Published by Elsevier Science Ltd."],["dc.identifier.doi","10.1016/S0959-8049(01)00215-5"],["dc.identifier.isi","000171188500016"],["dc.identifier.pmid","11576837"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/17833"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Pergamon-elsevier Science Ltd"],["dc.relation.issn","0959-8049"],["dc.title","MRNA expression of matrix metalloproteases and their inhibitors differs in subtypes of renal cell carcinomas"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2011Conference Abstract
    [["dc.bibliographiccitation.journal","Onkologie"],["dc.bibliographiccitation.volume","34"],["dc.contributor.author","Menck, Kerstin"],["dc.contributor.author","Klemm, Florian"],["dc.contributor.author","Schulz, M."],["dc.contributor.author","Pukrop, Tobias"],["dc.contributor.author","Binder, Claudia"],["dc.date.accessioned","2018-11-07T08:52:16Z"],["dc.date.available","2018-11-07T08:52:16Z"],["dc.date.issued","2011"],["dc.format.extent","60"],["dc.identifier.isi","000295160600152"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/22127"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Karger"],["dc.publisher.place","Basel"],["dc.relation.issn","0378-584X"],["dc.title","Identification and further characterization of microparticle populations in microparticle-induced breast cancer invasion"],["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.firstpage","57"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Clinical & Experimental Metastasis"],["dc.bibliographiccitation.lastpage","65"],["dc.bibliographiccitation.volume","31"],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Chuang, Eugenia"],["dc.contributor.author","Habla, Christina"],["dc.contributor.author","Bleckmann, Annalen"],["dc.contributor.author","Schulz, Matthias"],["dc.contributor.author","Bathgate, Ross A. D."],["dc.contributor.author","Einspanier, Almuth"],["dc.date.accessioned","2018-11-07T09:46:51Z"],["dc.date.available","2018-11-07T09:46:51Z"],["dc.date.issued","2014"],["dc.description.abstract","Relaxins are known for their tissue remodeling capacity which is also a hallmark of cancer progression. However, their role in the latter context is still unclear, particularly in breast cancer. In a mouse model with spontaneously arising breast cancer due to erbB2-overexpression we show that exposure to porcine relaxin results in significantly enhanced tumour growth as compared to control animals. This is accompanied by increased serum concentrations of progesterone and estradiol as well as elevated expression of the respective receptors and the relaxin receptor RXFP1 in the tumour tissue. It is also associated with enhanced infiltration by tumour-associated macrophages which are known to promote tumour progression. Additionally, we show in an ex vivo model of metastatic brain colonization that porcine relaxin as well as human brain-specific relaxin-3 promotes invasion into the brain tissue and enhance interaction of breast cancer cells with the resident brain macrophages, the microglia. Relaxin signaling is mediated via RXFP1, since R 3/I5, a specific agonist of the relaxin-3 receptor RXFP3 in the brain, does not significantly enhance invasion. Taken together, these findings strongly support a role of relaxins in the progression of breast cancer where they foster primary tumour growth as well as metastatic colonization by direct and indirect means."],["dc.description.sponsorship","Deutsche Forschungsgemeinschaft [Ei 333/11-2, BI 703/3-1]"],["dc.identifier.doi","10.1007/s10585-013-9609-2"],["dc.identifier.isi","000329633500006"],["dc.identifier.pmid","23963762"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/11663"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/34981"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Springer"],["dc.relation.issn","1573-7276"],["dc.relation.issn","0262-0898"],["dc.rights","CC BY 4.0"],["dc.rights.uri","https://creativecommons.org/licenses/by/4.0"],["dc.title","Relaxins enhance growth of spontaneous murine breast cancers as well as metastatic colonization of the brain"],["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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  • 2020Journal Article
    [["dc.bibliographiccitation.firstpage","3170"],["dc.bibliographiccitation.issue","11"],["dc.bibliographiccitation.journal","International Journal of Cancer"],["dc.bibliographiccitation.lastpage","3183"],["dc.bibliographiccitation.volume","146"],["dc.contributor.author","Blazquez, Raquel"],["dc.contributor.author","Rietkötter, Eva"],["dc.contributor.author","Wenske, Britta"],["dc.contributor.author","Wlochowitz, Darius"],["dc.contributor.author","Sparrer, Daniela"],["dc.contributor.author","Vollmer, Elena"],["dc.contributor.author","Müller, Gunnar"],["dc.contributor.author","Seegerer, Julia"],["dc.contributor.author","Sun, Xueni"],["dc.contributor.author","Dettmer, Katja"],["dc.contributor.author","Barrantes‐Freer, Alonso"],["dc.contributor.author","Stange, Lena"],["dc.contributor.author","Utpatel, Kirsten"],["dc.contributor.author","Bleckmann, Annalen"],["dc.contributor.author","Treiber, Hannes"],["dc.contributor.author","Bohnenberger, Hanibal"],["dc.contributor.author","Lenz, Christof"],["dc.contributor.author","Schulz, Matthias"],["dc.contributor.author","Reimelt, Christian"],["dc.contributor.author","Hackl, Christina"],["dc.contributor.author","Grade, Marian"],["dc.contributor.author","Büyüktas, Deram"],["dc.contributor.author","Siam, Laila"],["dc.contributor.author","Balkenhol, Marko"],["dc.contributor.author","Stadelmann, Christine"],["dc.contributor.author","Kube, Dieter"],["dc.contributor.author","Krahn, Michael P."],["dc.contributor.author","Proescholdt, Martin A."],["dc.contributor.author","Riemenschneider, Markus J."],["dc.contributor.author","Evert, Matthias"],["dc.contributor.author","Oefner, Peter J."],["dc.contributor.author","Klein, Chistoph A."],["dc.contributor.author","Hanisch, Uwe K."],["dc.contributor.author","Binder, Claudia"],["dc.contributor.author","Pukrop, Tobias"],["dc.date.accessioned","2019-12-09T11:26:05Z"],["dc.date.accessioned","2021-10-27T13:21:49Z"],["dc.date.available","2019-12-09T11:26:05Z"],["dc.date.available","2021-10-27T13:21:49Z"],["dc.date.issued","2020"],["dc.description.abstract","More than half of all brain metastases show infiltrating rather than displacing growth at the macro-metastasis/organ parenchyma interface (MMPI), a finding associated with shorter survival. The lymphoid enhancer-binding factor-1 (LEF1) is an epithelial-mesenchymal transition (EMT) transcription factor that is commonly overexpressed in brain-colonizing cancer cells. Here, we overexpressed LEF1 in an in vivo breast cancer brain colonization model. It shortened survival, albeit without engaging EMT at the MMPI. By differential proteome analysis, we identified a novel function of LEF1 as a regulator of the glutathione (GSH) system, the principal cellular redox buffer. LEF1 overexpression also conferred resistance against therapeutic GSH depletion during brain colonization and improved management of intracellular ROS. We conclude that besides EMT, LEF1 facilitates metastasis by improving the antioxidative capacity of epithelial breast cancer cells, in particular during colonization of the brain parenchyma."],["dc.identifier.doi","10.1002/ijc.32742"],["dc.identifier.eissn","1097-0215"],["dc.identifier.issn","0020-7136"],["dc.identifier.pmid","31626715"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/16874"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/92047"],["dc.language.iso","en"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.eissn","1097-0215"],["dc.relation.issn","1097-0215"],["dc.relation.issn","0020-7136"],["dc.relation.orgunit","Universitätsmedizin Göttingen"],["dc.rights","CC BY 4.0"],["dc.rights.uri","https://creativecommons.org/licenses/by/4.0"],["dc.subject.ddc","610"],["dc.title","LEF1 supports metastatic brain colonization by regulating glutathione metabolism and increasing ROS resistance in breast cancer"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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