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These mutations reduce enzymatic activity, leading to myelin instability, demyelination, and axonal degradation. In this study, we derived neurons and oligodendrocytes from FAHN patient hiPSCs and cocultured them to examine myelination in vitro. FA2H-deficient cells showed impaired myelination, with lower myelin protein levels and altered axonal structures, including shorter internodes and irregular Ranvier nodes.</field><field name="allMeta">Demyelinisierung und Neurodegeneration sind Hauptmerkmale von FAHN, einer seltenen Erkrankung durch FA2H-Mutationen. Diese verringern die Enzymaktivität, was Myelinstabilität, Demyelinisierung und axonalen Abbau verursacht. Wir leiteten Neuronen und Oligodendrozyten aus hiPSCs eines FAHN-Patienten ab und kokultivierten sie, um die Myelinisierung in vitro zu untersuchen. 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name="allMeta">Englisch</field><field name="allMeta">English</field><field name="allMeta">eng</field><field name="allMeta">eng</field><field name="mods.title">In vitro disease modeling and pathophysiological characterization of fatty acid hydroxylase-associated neurodegeneration</field><field name="mods.title.main">In vitro disease modeling and pathophysiological characterization of fatty acid hydroxylase-associated neurodegeneration</field><field name="mods.title.subtitle"></field><field name="mods.nameIdentifier">gnd:1389432386</field><field name="mods.nameIdentifier">orcid:0000-0002-8462-0690</field><field name="mods.nameIdentifier">gnd:136643280</field><field name="mods.nameIdentifier">gnd:132948664</field><field name="mods.nameIdentifier">orcid:0000-0002-7364-7791</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.nameIdentifier">gnd:1029510660</field><field name="mods.nameIdentifier.top">gnd:1389432386</field><field name="mods.nameIdentifier.top">orcid:0000-0002-8462-0690</field><field name="mods.nameIdentifier.top">gnd:136643280</field><field name="mods.nameIdentifier.top">gnd:132948664</field><field name="mods.nameIdentifier.top">orcid:0000-0002-7364-7791</field><field name="mods.nameIdentifier.top">gnd:38329-6</field><field name="mods.nameIdentifier.top">gnd:1029510660</field><doc><field name="id">rosdok_disshab_0000003412-d1346855e54</field><field name="mods.nameIdentifier">gnd:1389432386</field><field name="mods.nameIdentifier">orcid:0000-0002-8462-0690</field><field name="mods.name">Fatima Efendic</field><field name="mods.name.top">Fatima Efendic</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e70</field><field name="mods.nameIdentifier">gnd:136643280</field><field name="mods.name">Andreas Wree</field><field name="mods.name.top">Andreas Wree</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e85</field><field name="mods.name">Philip Seibler</field><field name="mods.name.top">Philip Seibler</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e97</field><field name="mods.nameIdentifier">gnd:132948664</field><field name="mods.nameIdentifier">orcid:0000-0002-7364-7791</field><field name="mods.name">Andreas Hermann</field><field name="mods.name.top">Andreas Hermann</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e114</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.name">Universität Rostock</field><field name="mods.name.top">Universität Rostock</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e127</field><field name="mods.nameIdentifier">gnd:1029510660</field><field name="mods.name">Universitätsmedizin Rostock</field><field name="mods.name.top">Universitätsmedizin Rostock</field></doc><field name="mods.name">Fatima Efendic</field><field name="mods.name">Andreas Wree</field><field name="mods.name">Philip Seibler</field><field name="mods.name">Andreas Hermann</field><field name="mods.name">Universität Rostock</field><field name="mods.name">Universitätsmedizin Rostock</field><field name="mods.name.top">Fatima Efendic</field><field name="mods.name.top">Andreas Wree</field><field name="mods.name.top">Philip Seibler</field><field name="mods.name.top">Andreas Hermann</field><field name="mods.name.top">Universität Rostock</field><field name="mods.name.top">Universitätsmedizin Rostock</field><field name="mods.author">Fatima Efendic</field><field name="mods.place">Rostock</field><field name="mods.publisher">Universität Rostock</field><field name="mods.genre">epub.dissertation</field><field name="mods.identifier">https://purl.uni-rostock.de/rosdok/id00005108</field><field name="mods.identifier">urn:nbn:de:gbv:28-rosdok_id00005108-0</field><field name="mods.identifier">10.18453/rosdok_id00005108</field><field name="mods.abstract">Demyelination and neurodegeneration are key features of FAHN, a rare disorder caused by FA2H gene mutations. These mutations reduce enzymatic activity, leading to myelin instability, demyelination, and axonal degradation. In this study, we derived neurons and oligodendrocytes from FAHN patient hiPSCs and cocultured them to examine myelination in vitro. FA2H-deficient cells showed impaired myelination, with lower myelin protein levels and altered axonal structures, including shorter internodes and irregular Ranvier nodes.</field><field name="mods.abstract">Demyelinisierung und Neurodegeneration sind Hauptmerkmale von FAHN, einer seltenen Erkrankung durch FA2H-Mutationen. Diese verringern die Enzymaktivität, was Myelinstabilität, Demyelinisierung und axonalen Abbau verursacht. Wir leiteten Neuronen und Oligodendrozyten aus hiPSCs eines FAHN-Patienten ab und kokultivierten sie, um die Myelinisierung in vitro zu untersuchen. FA2H-defiziente Zellen zeigten reduzierte Myelinproteine, verkürzte Internodien und unregelmäßige Ranvier-Schnürringe.</field><field name="mods.dateIssued">2024</field><field name="mods.yearIssued">2024</field><field name="mods.note.referee">Andreas Wree (Institut für Anatomie, Universitätsmedizin Rostock) ; Philip Seibler (Institute of Neurogenetics, University of Lübeck) ; Andreas Hermann (Klinik und Poliklinik für Neurologie, Universitätsmedizin Rostock)</field><field name="mods.note.personal_details">[{"name":"Wree, Andreas","affil":"Institut für Anatomie, Universitätsmedizin Rostock"},{"name":"Seibler, Philip","affil":"Institute of Neurogenetics, University of Lübeck"},{"name":"Hermann, Andreas","affil":"Klinik und Poliklinik für Neurologie, Universitätsmedizin Rostock"}]</field><field name="mods.note.university_thesis_note">Dissertation, Universität Rostock, 2025</field><field name="mods.note.statement of responsibility">vorgelegt von Fatima Efendic</field><field name="mods.type">epub.dissertation</field><field name="search_result_link_text">1
        Efendic_Dissertation_2026.pdf
        
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        rosdok/id000051081960569430Oau2026-02-102026-02-10T16:44:05ZrdaConverted from PICA to MODS using Pica2MODS XSLT Transformer 2.10 [SCM: "f6c168af690edb7cb65ef34e4a2bf7f8714c5d38" "v2.10" "2024-03-28T14:43:08+0100"] with mode 'DEFAULT'.DissertationHochschulschriftIn vitro disease modeling and pathophysiological characterization of fatty acid hydroxylase-associated neurodegenerationDemyelination and neurodegeneration are key features of FAHN, a rare disorder caused by FA2H gene mutations. These mutations reduce enzymatic activity, leading to myelin instability, demyelination, and axonal degradation. In this study, we derived neurons and oligodendrocytes from FAHN patient hiPSCs and cocultured them to examine myelination in vitro. FA2H-deficient cells showed impaired myelination, with lower myelin protein levels and altered axonal structures, including shorter internodes and irregular Ranvier nodes.Demyelinisierung und Neurodegeneration sind Hauptmerkmale von FAHN, einer seltenen Erkrankung durch FA2H-Mutationen. Diese verringern die Enzymaktivität, was Myelinstabilität, Demyelinisierung und axonalen Abbau verursacht. Wir leiteten Neuronen und Oligodendrozyten aus hiPSCs eines FAHN-Patienten ab und kokultivierten sie, um die Myelinisierung in vitro zu untersuchen. FA2H-defiziente Zellen zeigten reduzierte Myelinproteine, verkürzte Internodien und unregelmäßige Ranvier-Schnürringe.FatimaEfendic1991 -VerfasserInaut13894323860000-0002-8462-0690AndreasWree1952 -AkademischeR BetreuerIndgs136643280Institut für Anatomie, Universitätsmedizin RostockPhilipSeiblerAkademischeR BetreuerIndgsInstitute of Neurogenetics, University of LübeckAndreasHermann1978 -AkademischeR BetreuerIndgs1329486640000-0002-7364-7791Klinik und Poliklinik für Neurologie, Universitätsmedizin Rostock38329-6Universität Rostock1419 - 19761990 -Grad-verleihende Institutiondgg1029510660Universitätsmedizin Rostock01.01.2012 -Grad-verleihende Institutiondgghttps://purl.uni-rostock.de/rosdok/id00005108urn:nbn:de:gbv:28-rosdok_id00005108-010.18453/rosdok_id00005108610 Medizin, GesundheitUniversitätsmedizinCC BY 4.0Nutzungsrechte erteiltLizenz Metadaten: CC0frei zugänglich (Open Access)en1 Online-Ressource (139, 3 Seiten)202413.09.2024Universität RostockRostockmonographic20252026Universitätsbibliothek RostockRostock2026Universitätsbibliothek Rostockhttps://purl.uni-rostock.de/rosdok/id00005108Andreas Wree (Institut für Anatomie, Universitätsmedizin Rostock) ; Philip Seibler (Institute of Neurogenetics, University of Lübeck) ; Andreas Hermann (Klinik und Poliklinik für Neurologie, Universitätsmedizin Rostock)[{"name":"Wree, Andreas","affil":"Institut für Anatomie, Universitätsmedizin Rostock"},{"name":"Seibler, Philip","affil":"Institute of Neurogenetics, University of Lübeck"},{"name":"Hermann, Andreas","affil":"Klinik und Poliklinik für Neurologie, Universitätsmedizin Rostock"}]Dissertation, Universität Rostock, 2025vorgelegt von Fatima Efendic
              
                Wree, Andreas
                Institut für Anatomie, Universitätsmedizin Rostock
              
              
                Seibler, Philip
                Institute of Neurogenetics, University of Lübeck
              
              
                Hermann, Andreas
                Klinik und Poliklinik für Neurologie, Universitätsmedizin Rostock
              
            
      
    
  
  
    
      2026-02-10T16:35:23.869Z
      2026-02-10T16:55:22.115Z
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      MCRJANITOR</field><field name="derivateLabel">fulltext</field><field name="ir.pdffulltext_url">file/rosdok_disshab_0000003412/rosdok_derivate_0000225984/Efendic_Dissertation_2026.pdf</field><field name="mods.title">In vitro disease modeling and pathophysiological characterization of fatty acid hydroxylase-associated neurodegeneration</field><field name="mods.title.main">In vitro disease modeling and pathophysiological characterization of fatty acid hydroxylase-associated neurodegeneration</field><field name="mods.title.subtitle"></field><field name="mods.nameIdentifier">gnd:1389432386</field><field name="mods.nameIdentifier">orcid:0000-0002-8462-0690</field><field name="mods.nameIdentifier">gnd:136643280</field><field name="mods.nameIdentifier">gnd:132948664</field><field name="mods.nameIdentifier">orcid:0000-0002-7364-7791</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.nameIdentifier">gnd:1029510660</field><field name="mods.nameIdentifier.top">gnd:1389432386</field><field name="mods.nameIdentifier.top">orcid:0000-0002-8462-0690</field><field name="mods.nameIdentifier.top">gnd:136643280</field><field name="mods.nameIdentifier.top">gnd:132948664</field><field name="mods.nameIdentifier.top">orcid:0000-0002-7364-7791</field><field name="mods.nameIdentifier.top">gnd:38329-6</field><field name="mods.nameIdentifier.top">gnd:1029510660</field><doc><field name="id">rosdok_disshab_0000003412-d1346855e54</field><field name="mods.nameIdentifier">gnd:1389432386</field><field name="mods.nameIdentifier">orcid:0000-0002-8462-0690</field><field name="mods.name">Fatima Efendic</field><field name="mods.name.top">Fatima Efendic</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e70</field><field name="mods.nameIdentifier">gnd:136643280</field><field name="mods.name">Andreas Wree</field><field name="mods.name.top">Andreas Wree</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e85</field><field name="mods.name">Philip Seibler</field><field name="mods.name.top">Philip Seibler</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e97</field><field name="mods.nameIdentifier">gnd:132948664</field><field name="mods.nameIdentifier">orcid:0000-0002-7364-7791</field><field name="mods.name">Andreas Hermann</field><field name="mods.name.top">Andreas Hermann</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e114</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.name">Universität Rostock</field><field name="mods.name.top">Universität Rostock</field></doc><doc><field name="id">rosdok_disshab_0000003412-d1346855e127</field><field name="mods.nameIdentifier">gnd:1029510660</field><field name="mods.name">Universitätsmedizin Rostock</field><field name="mods.name.top">Universitätsmedizin Rostock</field></doc><field name="mods.name">Fatima Efendic</field><field name="mods.name">Andreas Wree</field><field name="mods.name">Philip Seibler</field><field name="mods.name">Andreas Hermann</field><field name="mods.name">Universität Rostock</field><field name="mods.name">Universitätsmedizin Rostock</field><field name="mods.name.top">Fatima Efendic</field><field name="mods.name.top">Andreas Wree</field><field name="mods.name.top">Philip Seibler</field><field name="mods.name.top">Andreas Hermann</field><field name="mods.name.top">Universität Rostock</field><field name="mods.name.top">Universitätsmedizin Rostock</field><field name="mods.author">Fatima Efendic</field><field name="mods.place">Rostock</field><field name="mods.publisher">Universität Rostock</field><field name="mods.genre">epub.dissertation</field><field name="mods.identifier">https://purl.uni-rostock.de/rosdok/id00005108</field><field name="mods.identifier">urn:nbn:de:gbv:28-rosdok_id00005108-0</field><field name="mods.identifier">10.18453/rosdok_id00005108</field><field name="mods.abstract">Demyelination and neurodegeneration are key features of FAHN, a rare disorder caused by FA2H gene mutations. These mutations reduce enzymatic activity, leading to myelin instability, demyelination, and axonal degradation. In this study, we derived neurons and oligodendrocytes from FAHN patient hiPSCs and cocultured them to examine myelination in vitro. FA2H-deficient cells showed impaired myelination, with lower myelin protein levels and altered axonal structures, including shorter internodes and irregular Ranvier nodes.</field><field name="mods.abstract">Demyelinisierung und Neurodegeneration sind Hauptmerkmale von FAHN, einer seltenen Erkrankung durch FA2H-Mutationen. Diese verringern die Enzymaktivität, was Myelinstabilität, Demyelinisierung und axonalen Abbau verursacht. Wir leiteten Neuronen und Oligodendrozyten aus hiPSCs eines FAHN-Patienten ab und kokultivierten sie, um die Myelinisierung in vitro zu untersuchen. FA2H-defiziente Zellen zeigten reduzierte Myelinproteine, verkürzte Internodien und unregelmäßige Ranvier-Schnürringe.</field><field name="mods.dateIssued">2024</field><field name="mods.yearIssued">2024</field><field name="mods.note.referee">Andreas Wree (Institut für Anatomie, Universitätsmedizin Rostock) ; Philip Seibler (Institute of Neurogenetics, University of Lübeck) ; Andreas Hermann (Klinik und Poliklinik für Neurologie, Universitätsmedizin Rostock)</field><field name="mods.note.personal_details">[{"name":"Wree, Andreas","affil":"Institut für Anatomie, Universitätsmedizin Rostock"},{"name":"Seibler, Philip","affil":"Institute of Neurogenetics, University of Lübeck"},{"name":"Hermann, Andreas","affil":"Klinik und Poliklinik für Neurologie, Universitätsmedizin Rostock"}]</field><field name="mods.note.university_thesis_note">Dissertation, Universität Rostock, 2025</field><field name="mods.note.statement of responsibility">vorgelegt von Fatima Efendic</field><field name="ir.identifier">[xslt]Saxon</field><field name="recordIdentifier">rosdok/id00005108</field><field name="purl">https://purl.uni-rostock.de/rosdok/id00005108</field><field name="ppn">1960569430</field><field name="doi">10.18453/rosdok_id00005108</field><field name="urn">urn:nbn:de:gbv:28-rosdok_id00005108-0</field><field name="ir.creator.result">Fatima Efendic</field><field name="ir.creator.sort">Efendic Fatima</field><field name="ir.title.result">In vitro disease modeling and pathophysiological characterization of fatty acid hydroxylase-associated neurodegeneration</field><field name="ir.doctype.result">Dissertation</field><field name="ir.doctype_en.result">doctoral thesis</field><field name="ir.originInfo.result">Universität Rostock, 13.09.2024</field><field name="ir.abstract300.result">Demyelination and neurodegeneration are key features of FAHN, a rare disorder caused by FA2H gene mutations. These mutations reduce enzymatic activity, leading to myelin instability, demyelination, and axonal degradation. In this study, we derived neurons and oligodendrocytes from FAHN patient…</field><field name="ir.creator_all">Fatima Efendic</field><field name="ir.title_all">In vitro disease modeling and pathophysiological characterization of fatty acid hydroxylase-associated neurodegeneration</field><field name="ir.location_all">Universitätsbibliothek Rostock</field><field name="ir.location_all">https://purl.uni-rostock.de/rosdok/id00005108</field><field name="ir.creator_all">Fatima</field><field name="ir.creator_all">Efendic</field><field name="ir.creator_all">1991 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">VerfasserIn</field><field name="ir.creator_all">aut</field><field name="ir.creator_all">1389432386</field><field name="ir.creator_all">0000-0002-8462-0690</field><field name="ir.creator_all">Andreas</field><field name="ir.creator_all">Wree</field><field name="ir.creator_all">1952 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">136643280</field><field name="ir.creator_all">Institut für Anatomie, Universitätsmedizin Rostock</field><field name="ir.creator_all">Philip</field><field name="ir.creator_all">Seibler</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">Institute of Neurogenetics, University of Lübeck</field><field name="ir.creator_all">Andreas</field><field name="ir.creator_all">Hermann</field><field name="ir.creator_all">1978 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">132948664</field><field name="ir.creator_all">0000-0002-7364-7791</field><field name="ir.creator_all">Klinik und Poliklinik für Neurologie, Universitätsmedizin Rostock</field><field name="ir.creator_all">38329-6</field><field name="ir.creator_all">Universität Rostock</field><field name="ir.creator_all">1419 - 1976</field><field name="ir.creator_all">1990 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">Grad-verleihende Institution</field><field name="ir.creator_all">dgg</field><field name="ir.creator_all">1029510660</field><field name="ir.creator_all">Universitätsmedizin Rostock</field><field name="ir.creator_all">01.01.2012 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">Grad-verleihende Institution</field><field name="ir.creator_all">dgg</field><field name="ir.identifier">[purl]https://purl.uni-rostock.de/rosdok/id00005108</field><field name="ir.identifier">[urn]urn:nbn:de:gbv:28-rosdok_id00005108-0</field><field name="ir.identifier">[doi]10.18453/rosdok_id00005108</field><field name="ir.oai.setspec.open_access">open_access</field><field name="ir.pubyear_start">2024</field><field name="ir.pubyear_end">2024</field><field name="ir.epoch_class.facet">epoch:21th_century</field><field name="ir.language_class.facet">rfc5646:en</field><field name="ir.doctype_class.facet">doctype:epub.dissertation</field><field name="ir.accesscondition_class.facet">accesscondition:openaccess</field><field name="ir.sdnb_class.facet">SDNB:610</field><field name="ir.institution_class.facet">institution:unirostock.umr</field><field name="ir.state_class.facet">state:published</field></doc></add>