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Junb controls lymphatic vascular development in zebrafish via miR-182

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Veröffentlicht in: Scientific reports 5(2015) Artikel-Nummer 15007, 16 Seiten
Personen und Körperschaften: Kiesow, Kristin (VerfasserIn), Bennewitz, Katrin (VerfasserIn), Cramer-Stoll, Sandra (VerfasserIn), Kroll, Jens (VerfasserIn)
Titel: Junb controls lymphatic vascular development in zebrafish via miR-182/ Kristin Kiesow, Katrin Bennewitz, Laura Gutierrez Miranda, Sandra J. Stoll, Bettina Hartenstein, Peter Angel, Jens Kroll, Marina Schorpp-Kistner
Format: E-Book-Kapitel
Sprache: Englisch
veröffentlicht:
13 October 2015
Gesamtaufnahme: : Scientific reports, 5(2015) Artikel-Nummer 15007, 16 Seiten
, volume:5
Quelle: Verbunddaten SWB
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Zusammenfassung: JUNB, a subunit of the AP-1 transcription factor complex, mediates gene regulation in response to a plethora of extracellular stimuli. Previously, JUNB was shown to act as a critical positive regulator of blood vessel development and homeostasis as well as a negative regulator of proliferation, inflammation and tumour growth. Here, we demonstrate that the oncogenic miR-182 is a novel JUNB target. Loss-of-function studies by morpholino-mediated knockdown and the CRISPR/Cas9 technology identify a novel function for both JUNB and its target miR-182 in lymphatic vascular development in zebrafish. Furthermore, we show that miR-182 attenuates foxo1 expression indicating that strictly balanced Foxo1 levels are required for proper lymphatic vascular development in zebrafish. In conclusion, our findings uncover with the Junb/miR-182/Foxo1 regulatory axis a novel key player in governing lymphatic vascular morphogenesis in zebrafish.
Beschreibung: Gesehen am 15.03.2018
Umfang: 16
ISSN: 2045-2322
DOI: 10.1038/srep15007