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  1. Article ; Online: The cell adhesion molecule Fasciclin2 regulates brush border length and organization in Drosophila renal tubules

    Kenneth A. Halberg / Stephanie M. Rainey / Iben R. Veland / Helen Neuert / Anthony J. Dornan / Christian Klämbt / Shireen-Anne Davies / Julian A. T. Dow

    Nature Communications, Vol 7, Iss 1, Pp 1-

    2016  Volume 10

    Abstract: In Drosophila, Fasciclin 2 (Fas2) has been mainly studied in the nervous system, yet this adhesion protein is more abundant in the adult renal tubule. Here the authors show that Fas2 is essential for brush border maintenance in renal tubules through ... ...

    Abstract In Drosophila, Fasciclin 2 (Fas2) has been mainly studied in the nervous system, yet this adhesion protein is more abundant in the adult renal tubule. Here the authors show that Fas2 is essential for brush border maintenance in renal tubules through regulation of microvilli length and organization.
    Keywords Science ; Q
    Language English
    Publishing date 2016-04-01T00:00:00Z
    Publisher Nature Portfolio
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  2. Article ; Online: KIF13B establishes a CAV1-enriched microdomain at the ciliary transition zone to promote Sonic hedgehog signalling

    Kenneth B. Schou / Johanne B. Mogensen / Stine K. Morthorst / Brian S. Nielsen / Aiste Aleliunaite / Andrea Serra-Marques / Nicoline Fürstenberg / Sophie Saunier / Albane A. Bizet / Iben R. Veland / Anna Akhmanova / Søren T. Christensen / Lotte B. Pedersen

    Nature Communications, Vol 8, Iss 1, Pp 1-

    2017  Volume 15

    Abstract: The ciliary transition zone (TZ) regulates the protein and membrane composition of the primary cilium. Here the authors identify the kinesin-3 motor protein KIF13B as a regulator of TZ membrane composition that controls the ciliary accumulation of ... ...

    Abstract The ciliary transition zone (TZ) regulates the protein and membrane composition of the primary cilium. Here the authors identify the kinesin-3 motor protein KIF13B as a regulator of TZ membrane composition that controls the ciliary accumulation of Smoothened, which is involved in activation of Sonic hedgehog signalling.
    Keywords Science ; Q
    Language English
    Publishing date 2017-01-01T00:00:00Z
    Publisher Nature Portfolio
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  3. Article ; Online: Inversin/Nephrocystin-2 is required for fibroblast polarity and directional cell migration.

    Iben R Veland / Rodrick Montjean / Lorraine Eley / Lotte B Pedersen / Albrecht Schwab / Judith Goodship / Karsten Kristiansen / Stine F Pedersen / Sophie Saunier / Søren T Christensen

    PLoS ONE, Vol 8, Iss 4, p e

    2013  Volume 60193

    Abstract: Inversin is a ciliary protein that critically regulates developmental processes and tissue homeostasis in vertebrates, partly through the degradation of Dishevelled (Dvl) proteins to coordinate Wnt signaling in planar cell polarity (PCP). Here, we ... ...

    Abstract Inversin is a ciliary protein that critically regulates developmental processes and tissue homeostasis in vertebrates, partly through the degradation of Dishevelled (Dvl) proteins to coordinate Wnt signaling in planar cell polarity (PCP). Here, we investigated the role of Inversin in coordinating cell migration, which highly depends on polarity processes at the single-cell level, including the spatial and temporal organization of the cytoskeleton as well as expression and cellular localization of proteins in leading edge formation of migrating cells. Using cultures of mouse embryonic fibroblasts (MEFs) derived from inv(-/-) and inv(+/+) animals, we confirmed that both inv(-/-) and inv(+/+) MEFs form primary cilia, and that Inversin localizes to the primary cilium in inv(+/+) MEFs. In wound healing assays, inv(-/-) MEFs were severely compromised in their migratory ability and exhibited cytoskeletal rearrangements, including distorted lamellipodia formation and cilia orientation. Transcriptome analysis revealed dysregulation of Wnt signaling and of pathways regulating actin organization and focal adhesions in inv(-/-) MEFs as compared to inv(+/+) MEFs. Further, Dvl-1 and Dvl-3 localized to MEF primary cilia, and β-catenin/Wnt signaling was elevated in inv(-/-) MEFs, which moreover showed reduced ciliary localization of Dvl-3. Finally, inv(-/-) MEFs displayed dramatically altered activity and localization of RhoA, Rac1, and Cdc42 GTPases, and aberrant expression and targeting of the Na(+)/H(+) exchanger NHE1 and ezrin/radixin/moesin (ERM) proteins to the edge of cells facing the wound. Phosphorylation of β-catenin at the ciliary base and formation of well-defined lamellipodia with localization and activation of ERM to the leading edge of migrating cells were restored in inv(-/-) MEFs expressing Inv-GFP. Collectively, our findings point to the significance of Inversin in controlling cell migration processes, at least in part through transcriptional regulation of genes involved in Wnt signaling and pathways that ...
    Keywords Medicine ; R ; Science ; Q
    Subject code 571
    Language English
    Publishing date 2013-01-01T00:00:00Z
    Publisher Public Library of Science (PLoS)
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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