Now showing 1 - 10 of 12
  • 2016Conference Abstract
    [["dc.bibliographiccitation.journal","Acta Physiologica"],["dc.bibliographiccitation.volume","216"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Beneke, Angelika"],["dc.contributor.author","Katschinski, Doerthe Magdalena"],["dc.date.accessioned","2018-11-07T10:17:29Z"],["dc.date.available","2018-11-07T10:17:29Z"],["dc.date.issued","2016"],["dc.identifier.isi","000372285400056"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/41236"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Wiley-blackwell"],["dc.publisher.place","Hoboken"],["dc.relation.issn","1748-1716"],["dc.relation.issn","1748-1708"],["dc.title","Prolyl-4-hydroxylase domain (PHD) is a critical terminator for cell survival of macrophages under stress conditions"],["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","365"],["dc.bibliographiccitation.issue","3"],["dc.bibliographiccitation.journal","Journal of Leukocyte Biology"],["dc.bibliographiccitation.lastpage","375"],["dc.bibliographiccitation.volume","96"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Wottawa, Marieke"],["dc.contributor.author","Hillemann, Annette"],["dc.contributor.author","Beneke, Angelika"],["dc.contributor.author","Odagiri, Haruki"],["dc.contributor.author","Terada, Kazutoyo"],["dc.contributor.author","Endo, Motoyoshi"],["dc.contributor.author","Oike, Yuichi"],["dc.contributor.author","Farhat, Katja"],["dc.contributor.author","Katschinski, Doerthe Magdalena"],["dc.date.accessioned","2018-11-07T09:36:09Z"],["dc.date.available","2018-11-07T09:36:09Z"],["dc.date.issued","2014"],["dc.description.abstract","On a molecular level, cells sense changes in oxygen availability through the PHDs, which regulate the protein stability of the alpha-subunit of the transcription factor HIF. Especially, PHD3 has been additionally associated with apoptotic cell death. We hypothesized that PHD3 plays a role in cell-fate decisions in macrophages. Therefore, myeloid-specific PHD3(-/-) mice were created and analyzed. PHD3(-/-) BMDM showed no altered HIF-1 alpha or HIF-2 alpha stabilization or increased HIF target gene expression in normoxia or hypoxia. Macrophage M1 and M2 polarization was unchanged likewise. Compared with macrophages from WT littermates, PHD3(-/-) BMDM exhibited a significant reduction in TUNEL-positive cells after serum withdrawal or treatment with stauro and SNAP. Under the same conditions, PHD3(-/-) BMDM also showed less Annexin V staining, which is representative for membrane disruption, and indicated a reduced early apoptosis. In an unbiased transcriptome screen, we found that Angptl2 expression was reduced in PHD3(-/-) BMDM under stress conditions. Addition of rAngptl2 rescued the antiapoptotic phenotype, demonstrating that it is involved in the PHD3-mediated response toward apoptotic stimuli in macrophages."],["dc.identifier.doi","10.1189/jlb.2HI1013-533R"],["dc.identifier.isi","000340829400003"],["dc.identifier.pmid","24626957"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/32548"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Federation Amer Soc Exp Biol"],["dc.relation.issn","1938-3673"],["dc.relation.issn","0741-5400"],["dc.title","Prolyl-4-hydroxylase domain 3 (PHD3) is a critical terminator for cell survival of macrophages under stress conditions"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2016Conference Abstract
    [["dc.bibliographiccitation.journal","Acta Physiologica"],["dc.bibliographiccitation.volume","216"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Kesemeyer, Andrea"],["dc.contributor.author","Meyer, R. S."],["dc.contributor.author","Nikolaev, V. O."],["dc.contributor.author","El-Armouche, Ali"],["dc.contributor.author","Katschinski, Doerthe Magdalena"],["dc.date.accessioned","2018-11-07T10:17:29Z"],["dc.date.available","2018-11-07T10:17:29Z"],["dc.date.issued","2016"],["dc.identifier.isi","000372285400023"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/41237"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Wiley-blackwell"],["dc.publisher.place","Hoboken"],["dc.title","Generation and characterization of cardiomyocyte-specific redox sensor mouse lines"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dspace.entity.type","Publication"]]
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  • 2016Journal Article
    [["dc.bibliographiccitation.firstpage","1004"],["dc.bibliographiccitation.issue","9"],["dc.bibliographiccitation.journal","Circulation Research"],["dc.bibliographiccitation.lastpage","1016"],["dc.bibliographiccitation.volume","119"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Kesemeyer, Andrea"],["dc.contributor.author","Meyer-Roxlau, Stefanie"],["dc.contributor.author","Vettel, Christiane"],["dc.contributor.author","Zieseniss, Anke"],["dc.contributor.author","Güntsch, Annemarie"],["dc.contributor.author","Jatho, Aline"],["dc.contributor.author","Becker, Andreas"],["dc.contributor.author","Nanadikar, Maithily S."],["dc.contributor.author","Morgan, Bruce"],["dc.contributor.author","Dennerlein, Sven"],["dc.contributor.author","Shah, Ajay M."],["dc.contributor.author","El-Armouche, Ali"],["dc.contributor.author","Nikolaev, Viacheslav O."],["dc.contributor.author","Katschinski, Dörthe M."],["dc.date.accessioned","2020-12-10T18:37:59Z"],["dc.date.available","2020-12-10T18:37:59Z"],["dc.date.issued","2016"],["dc.description.abstract","Rationale: Changes in redox potentials of cardiac myocytes are linked to several cardiovascular diseases. Redox alterations are currently mostly described qualitatively using chemical sensors, which however do not allow quantifying redox potentials, lack specificity, and the possibility to analyze subcellular domains. Recent advances to quantitatively describe defined redox changes include the application of genetically encoded redox biosensors. Objective: Establishment of mouse models, which allow the quantification of the glutathione redox potential (E-GSH) in the cytoplasm and the mitochondrial matrix of isolated cardiac myocytes and in Langendorff-perfused hearts based on the use of the redox-sensitive green fluorescent protein 2, coupled to the glutaredoxin 1 (Grx1-roGFP2). Methods and Results: We generated transgenic mice with cardiac myocyte-restricted expression of Grx1-roGFP2 targeted either to the mitochondrial matrix or to the cytoplasm. The response of the roGFP2 toward H2O2, diamide, and dithiothreitol was titrated and used to determine the E-GSH in isolated cardiac myocytes and in Langendorff-perfused hearts. Distinct E-GSH were observed in the cytoplasm and the mitochondrial matrix. Stimulation of the cardiac myocytes with isoprenaline, angiotensin II, or exposure to hypoxia/reoxygenation additionally underscored that these compartments responded independently. A compartment-specific response was also observed 3 to 14 days after myocardial infarction. Conclusions: We introduce redox biosensor mice as a new tool, which allows quantification of defined alterations of E-GSH in the cytoplasm and the mitochondrial matrix in cardiac myocytes and can be exploited to answer questions in basic and translational cardiovascular research."],["dc.identifier.doi","10.1161/CIRCRESAHA.116.309551"],["dc.identifier.eissn","1524-4571"],["dc.identifier.isi","000386313900013"],["dc.identifier.issn","0009-7330"],["dc.identifier.pmid","27553648"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/77158"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Lippincott Williams & Wilkins"],["dc.relation.issn","1524-4571"],["dc.relation.issn","0009-7330"],["dc.title","Redox Imaging Using Cardiac Myocyte-Specific Transgenic Biosensor Mice"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2016Journal Article
    [["dc.bibliographiccitation.firstpage","S152"],["dc.bibliographiccitation.journal","Free Radical Biology and Medicine"],["dc.bibliographiccitation.volume","100"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Kesemeyer, Andrea"],["dc.contributor.author","Katschinski, Doerthe"],["dc.date.accessioned","2020-12-10T14:24:10Z"],["dc.date.available","2020-12-10T14:24:10Z"],["dc.date.issued","2016"],["dc.identifier.doi","10.1016/j.freeradbiomed.2016.10.400"],["dc.identifier.issn","0891-5849"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/72171"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Generation of a Cardiomyocyte-Specific Redox Sensor Mouse Line"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2017Conference Abstract
    [["dc.bibliographiccitation.journal","Acta Physiologica"],["dc.bibliographiccitation.volume","219"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Kesemeyer, Andrea"],["dc.contributor.author","Meyer-Roxlau, Stefanie"],["dc.contributor.author","Vettel, Christiane"],["dc.contributor.author","Glintsch, A."],["dc.contributor.author","Zieseniss, Anke"],["dc.contributor.author","Jatho, Aline"],["dc.contributor.author","Morgan, B."],["dc.contributor.author","Dennedein, S."],["dc.contributor.author","Shah, Ajay M."],["dc.contributor.author","Ali, E.-A."],["dc.contributor.author","Nikolaev, V."],["dc.contributor.author","Katschinski, Doerthe Magdalena"],["dc.date.accessioned","2018-11-07T10:26:38Z"],["dc.date.available","2018-11-07T10:26:38Z"],["dc.date.issued","2017"],["dc.identifier.isi","000395770300308"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/43083"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","PUB_WoS_Import"],["dc.publisher","Wiley"],["dc.publisher.place","Hoboken"],["dc.title","Generation and characterization of glutathione redox potential sensor mice"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dspace.entity.type","Publication"]]
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  • 2018Journal Article
    [["dc.bibliographiccitation.firstpage","603"],["dc.bibliographiccitation.issue","6"],["dc.bibliographiccitation.journal","Antioxidants & Redox Signaling"],["dc.bibliographiccitation.lastpage","612"],["dc.bibliographiccitation.volume","29"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Nanadikar, Maithily S."],["dc.contributor.author","Borowik, Sergej"],["dc.contributor.author","Zieseniss, Anke"],["dc.contributor.author","Katschinski, Dörthe M."],["dc.date.accessioned","2020-12-10T18:16:01Z"],["dc.date.available","2020-12-10T18:16:01Z"],["dc.date.issued","2018"],["dc.identifier.doi","10.1089/ars.2017.7469"],["dc.identifier.eissn","1557-7716"],["dc.identifier.issn","1523-0864"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/75025"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Transgenic Organisms Meet Redox Bioimaging: One Step Closer to Physiology"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2017Journal Article
    [["dc.bibliographiccitation.artnumber","e2976"],["dc.bibliographiccitation.issue","8"],["dc.bibliographiccitation.journal","Cell Death & Disease"],["dc.bibliographiccitation.volume","8"],["dc.contributor.author","Beneke, Angelika"],["dc.contributor.author","Guentsch, Annemarie"],["dc.contributor.author","Hillemann, Annette"],["dc.contributor.author","Zieseniss, Anke"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Katschinski, Dörthe M."],["dc.date.accessioned","2019-02-14T11:48:34Z"],["dc.date.available","2019-02-14T11:48:34Z"],["dc.date.issued","2017"],["dc.description.abstract","Macrophages are essential for the inflammatory response after an ischemic insult and thereby influence tissue recovery. For the oxygen sensing prolyl-4-hydroxylase domain enzyme (PHD) 2 a clear impact on the macrophage-mediated arteriogenic response after hind-limb ischemia has been demonstrated previously, which involves fine tuning a M2-like macrophage population. To analyze the role of PHD3 in macrophages, we performed hind-limb ischemia (ligation and excision of the femoral artery) in myeloid-specific PHD3 knockout mice (PHD3-/-) and analyzed the inflammatory cell invasion, reperfusion recovery and fibrosis in the ischemic muscle post-surgery. In contrast to PHD2, reperfusion recovery and angiogenesis was unaltered in PHD3-/- compared to WT mice. Macrophages from PHD3-/- mice showed, however, a dampened inflammatory reaction in the affected skeletal muscle tissues compared to WT controls. This was associated with a decrease in fibrosis and an anti-inflammatory phenotype of the PHD3-/- macrophages, as well as decreased expression of Cyp2s1 and increased PGE2-secretion, which could be mimicked by PHD3-/- bone marrow-derived macrophages in serum starvation."],["dc.identifier.doi","10.1038/cddis.2017.375"],["dc.identifier.pmid","28796258"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/16494"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/57561"],["dc.language.iso","en"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","final"],["dc.relation.eissn","2041-4889"],["dc.rights","CC BY 4.0"],["dc.rights.uri","https://creativecommons.org/licenses/by/4.0"],["dc.title","Loss of PHD3 in myeloid cells dampens the inflammatory response and fibrosis after hind-limb ischemia"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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  • 2014Conference Abstract
    [["dc.bibliographiccitation.journal","Acta Physiologica"],["dc.bibliographiccitation.volume","210"],["dc.contributor.author","Peters, J."],["dc.contributor.author","Vogler, Melanie"],["dc.contributor.author","Vogel, S."],["dc.contributor.author","Krull, Sabine"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Katschinski, Doerthe Magdalena"],["dc.contributor.author","Zieseniss, Anke"],["dc.date.accessioned","2018-11-07T09:42:48Z"],["dc.date.available","2018-11-07T09:42:48Z"],["dc.date.issued","2014"],["dc.format.extent","130"],["dc.identifier.isi","000332259900335"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/34038"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Wiley-blackwell"],["dc.publisher.place","Hoboken"],["dc.relation.issn","1748-1716"],["dc.relation.issn","1748-1708"],["dc.title","Remodeling of the actin cytoskeleton in hypoxia: An emerging role for ArhGAP29"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2016Journal Article
    [["dc.bibliographiccitation.artnumber","e00236"],["dc.bibliographiccitation.firstpage","e00236"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Molecular and Cellular Biology"],["dc.bibliographiccitation.lastpage","16"],["dc.bibliographiccitation.volume","37"],["dc.contributor.author","Guentsch, Annemarie"],["dc.contributor.author","Beneke, Angelika"],["dc.contributor.author","Swain, Lija"],["dc.contributor.author","Farhat, Katja"],["dc.contributor.author","Nagarajan, Shunmugam"],["dc.contributor.author","Wielockx, Ben"],["dc.contributor.author","Raithatha, Kaamini"],["dc.contributor.author","Dudek, Jan"],["dc.contributor.author","Rehling, Peter"],["dc.contributor.author","Katschinski, Dörthe M."],["dc.date.accessioned","2021-06-01T10:47:35Z"],["dc.date.available","2021-06-01T10:47:35Z"],["dc.date.issued","2016"],["dc.description.abstract","ABSTRACT The prolyl-4-hydroxylase domain (PHD) enzymes are regarded as the molecular oxygen sensors. There is an interplay between oxygen availability and cellular metabolism, which in turn has significant effects on the functionality of innate immune cells, such as macrophages. However, if and how PHD enzymes affect macrophage metabolism are enigmatic. We hypothesized that macrophage metabolism and function can be controlled via manipulation of PHD2. We characterized the metabolic phenotypes of PHD2-deficient RAW cells and primary PHD2 knockout bone marrow-derived macrophages (BMDM). Both showed typical features of anaerobic glycolysis, which were paralleled by increased pyruvate dehydrogenase kinase 1 (PDK1) protein levels and a decreased pyruvate dehydrogenase enzyme activity. Metabolic alterations were associated with an impaired cellular functionality. Inhibition of PDK1 or knockout of hypoxia-inducible factor 1α (HIF-1α) reversed the metabolic phenotype and impaired the functionality of the PHD2-deficient RAW cells and BMDM. Taking these results together, we identified a critical role of PHD2 for a reversible glycolytic reprogramming in macrophages with a direct impact on their function. We suggest that PHD2 serves as an adjustable switch to control macrophage behavior."],["dc.identifier.doi","10.1128/MCB.00236-16"],["dc.identifier.gro","3145080"],["dc.identifier.pmid","27795296"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/85650"],["dc.language.iso","en"],["dc.notes.intern","DOI-Import GROB-425"],["dc.notes.status","final"],["dc.relation.eissn","1098-5549"],["dc.relation.issn","0270-7306"],["dc.subject","PDK; dioxygenases; hypoxia; macrophages; prolyl-4-hydroxylase domain"],["dc.title","PHD2 Is a Regulator for Glycolytic Reprogramming in Macrophages"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","no"],["dspace.entity.type","Publication"]]
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