Now showing 1 - 5 of 5
  • 2016Journal Article
    [["dc.bibliographiccitation.firstpage","3719"],["dc.bibliographiccitation.issue","19"],["dc.bibliographiccitation.journal","Cellular and Molecular Life Sciences"],["dc.bibliographiccitation.lastpage","3731"],["dc.bibliographiccitation.volume","73"],["dc.contributor.author","Gucek, Alenka"],["dc.contributor.author","Jorgacevski, Jernej"],["dc.contributor.author","Singh, Priyanka"],["dc.contributor.author","Geisler, Claudia"],["dc.contributor.author","Lisjak, Marjeta"],["dc.contributor.author","Vardjan, Nina"],["dc.contributor.author","Kreft, Marko"],["dc.contributor.author","Egner, Alexander"],["dc.contributor.author","Zorec, Robert"],["dc.date.accessioned","2018-11-07T10:08:12Z"],["dc.date.available","2018-11-07T10:08:12Z"],["dc.date.issued","2016"],["dc.description.abstract","Key support for vesicle-based release of gliotransmitters comes from studies of transgenic mice with astrocyte-specific expression of a dominant-negative domain of synaptobrevin 2 protein (dnSNARE). To determine how this peptide affects exocytosis, we used super-resolution stimulated emission depletion microscopy and structured illumination microscopy to study the anatomy of single vesicles in astrocytes. Smaller vesicles contained amino acid and peptidergic transmitters and larger vesicles contained ATP. Discrete increases in membrane capacitance, indicating single-vesicle fusion, revealed that astrocyte stimulation increases the frequency of predominantly transient fusion events in smaller vesicles, whereas larger vesicles transitioned to full fusion. To determine whether this reflects a lower density of SNARE proteins in larger vesicles, we treated astrocytes with botulinum neurotoxins D and E, which reduced exocytotic events of both vesicle types. dnSNARE peptide stabilized the fusion-pore diameter to narrow, release-unproductive diameters in both vesicle types, regardless of vesicle diameter."],["dc.identifier.doi","10.1007/s00018-016-2213-2"],["dc.identifier.isi","000382389500008"],["dc.identifier.pmid","27056575"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/39425"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Springer"],["dc.publisher.place","Basel"],["dc.relation.issn","1420-9071"],["dc.relation.issn","1420-682X"],["dc.title","Dominant negative SNARE peptides stabilize the fusion pore in a narrow, release-unproductive state"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2015Conference Abstract
    [["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","Biophysical Journal"],["dc.bibliographiccitation.volume","108"],["dc.contributor.author","Gucek, Alenka"],["dc.contributor.author","Jorgacevski, Jernej"],["dc.contributor.author","Singh, Priyanka"],["dc.contributor.author","Geisler, Claudia"],["dc.contributor.author","Vardjan, Nina"],["dc.contributor.author","Kreft, Marko"],["dc.contributor.author","Egner, Alexander"],["dc.contributor.author","Zorec, Robert"],["dc.date.accessioned","2018-11-07T10:01:55Z"],["dc.date.available","2018-11-07T10:01:55Z"],["dc.date.issued","2015"],["dc.format.extent","102A"],["dc.identifier.isi","000359471700515"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/38129"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Cell Press"],["dc.publisher.place","Cambridge"],["dc.relation.issn","1542-0086"],["dc.relation.issn","0006-3495"],["dc.title","Fusion Properties of Gliotransmitter Vesicles in Cultured Astrocytes"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2014Conference Abstract
    [["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","Biophysical Journal"],["dc.bibliographiccitation.volume","106"],["dc.contributor.author","Gucek, Alenka"],["dc.contributor.author","Jorgacevski, Jernej"],["dc.contributor.author","Singh, Priyanka"],["dc.contributor.author","Geisler, Claudia"],["dc.contributor.author","Rituper, Bostjan"],["dc.contributor.author","Vardjan, Nina"],["dc.contributor.author","Kreft, Marko"],["dc.contributor.author","Egner, Alexander"],["dc.contributor.author","Hell, Stefan W."],["dc.contributor.author","Zorec, Robert"],["dc.date.accessioned","2018-11-07T09:44:57Z"],["dc.date.available","2018-11-07T09:44:57Z"],["dc.date.issued","2014"],["dc.format.extent","526A"],["dc.identifier.isi","000337000403007"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/34512"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Cell Press"],["dc.publisher.place","Cambridge"],["dc.relation.eventlocation","San Francisco, CA"],["dc.relation.issn","1542-0086"],["dc.relation.issn","0006-3495"],["dc.title","Fusion Properties of Gliotransmitter Vesicles in Astrocytes"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2017Conference Abstract
    [["dc.bibliographiccitation.firstpage","E144"],["dc.bibliographiccitation.journal","Glia"],["dc.bibliographiccitation.lastpage","E145"],["dc.bibliographiccitation.volume","65"],["dc.contributor.author","Jorgacevski, J."],["dc.contributor.author","Kreft, Marko"],["dc.contributor.author","Geisler, Claudia"],["dc.contributor.author","Potokar, M."],["dc.contributor.author","Singh, P."],["dc.contributor.author","Gucek, Alenka"],["dc.contributor.author","Egner, Alexander"],["dc.contributor.author","Zorec, Robert"],["dc.date.accessioned","2018-11-07T10:23:03Z"],["dc.date.available","2018-11-07T10:23:03Z"],["dc.date.issued","2017"],["dc.description.sponsorship","Slovenian Research Agency [P3 0310, J3 3632, J3 4146, J3 7605]"],["dc.identifier.isi","000403071700216"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/42386"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","PUB_WoS_Import"],["dc.publisher","Wiley"],["dc.publisher.place","Hoboken"],["dc.relation.conference","13th European Meeting on Glial Cells in Health and Disease"],["dc.relation.eventlocation","Edinburgh, SCOTLAND"],["dc.relation.issn","1098-1136"],["dc.relation.issn","0894-1491"],["dc.title","The anatomy of astrocytic vesicles containing gliotransmitters"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2015Conference Abstract
    [["dc.bibliographiccitation.journal","Glia"],["dc.bibliographiccitation.volume","63"],["dc.contributor.author","Gucek, Alenka"],["dc.contributor.author","Jorgacevski, J."],["dc.contributor.author","Vardjan, Nina"],["dc.contributor.author","Singh, P."],["dc.contributor.author","Geisler, Claudia"],["dc.contributor.author","Rituper, Bostjan"],["dc.contributor.author","Egner, Alexander"],["dc.contributor.author","Kreft, Marko"],["dc.contributor.author","Zorec, Robert"],["dc.date.accessioned","2018-11-07T09:54:18Z"],["dc.date.available","2018-11-07T09:54:18Z"],["dc.date.issued","2015"],["dc.format.extent","E20"],["dc.identifier.isi","000356386700038"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/36507"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Wiley-blackwell"],["dc.publisher.place","Hoboken"],["dc.relation.eventlocation","Bilbao, SPAIN"],["dc.relation.issn","1098-1136"],["dc.relation.issn","0894-1491"],["dc.title","Astrocytic gliotransmitter vesicles and their interaction with the plasmalemma"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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