Article (Scientific journals)
Calsenilin is required for endocrine pancreas development in zebrafish.
Stetsyuk, V.; Peers, Bernard; Mavropoulos, A. et al.
2007In Developmental Dynamics, 236 (6), p. 1517-25
Peer Reviewed verified by ORBi
 

Files


Full Text
Stetsyuk et al 2007.doc
Publisher postprint (621.57 kB)
Download

All documents in ORBi are protected by a user license.

Send to



Details



Keywords :
Animals; Animals, Genetically Modified; Embryo, Nonmammalian/embryology/metabolism; Endocrine System/embryology/metabolism; Gene Expression Regulation, Developmental; Kv Channel-Interacting Proteins/genetics/metabolism; Mutation/genetics; Pancreas/embryology/metabolism; Pancreatic Hormones/metabolism; Receptors, Notch/metabolism; Signal Transduction; Tretinoin/metabolism; Zebrafish/embryology/genetics/metabolism
Abstract :
[en] Calsenilin/DREAM/Kchip3 is a neuronal calcium-binding protein. It is a multifunctional protein, mainly expressed in neural tissues and implicated in regulation of presenilin processing, repression of transcription, and modulation of A-type potassium channels. Here, we performed a search for new genes expressed during pancreatic development and have studied the spatiotemporal expression pattern and possible role of calsenilin in pancreatic development in zebrafish. We detected calsenilin transcripts in the pancreas from 21 somites to 39 hours postfertilization stages. Using double in situ hybridization, we found that the calsenilin gene was expressed in pancreatic endocrine cells. Loss-of-function experiments with anti-calsenilin morpholinos demonstrated that injected morphants have a significant decrease in the number of pancreatic endocrine cells. Furthermore, the knockdown of calsenilin leads to perturbation in islet morphogenesis, suggesting that calsenilin is required for early islet cell migration. Taken together, our results show that zebrafish calsenilin is involved in endocrine cell differentiation and morphogenesis within the pancreas.
Disciplines :
Biochemistry, biophysics & molecular biology
Author, co-author :
Stetsyuk, V.
Peers, Bernard ;  Université de Liège - ULiège > Département des sciences de la vie > GIGA-R : Biologie et génétique moléculaire
Mavropoulos, A.
Verbruggen, Vincianne ;  Université de Liège - ULiège > GIGA-Research
Thisse, B.
Thisse, C.
Motte, Patrick ;  Université de Liège - ULiège > Département des sciences de la vie > Génomique fonctionnelle et imagerie moléculaire végétale
Duvillie, B.
Scharfmann, R.
Language :
English
Title :
Calsenilin is required for endocrine pancreas development in zebrafish.
Publication date :
2007
Journal title :
Developmental Dynamics
ISSN :
1058-8388
eISSN :
1097-0177
Publisher :
Wiley Liss, Inc., New York, United States - New York
Volume :
236
Issue :
6
Pages :
1517-25
Peer reviewed :
Peer Reviewed verified by ORBi
Commentary :
Copyright 2007 Wiley-Liss, Inc.
Available on ORBi :
since 10 December 2009

Statistics


Number of views
105 (2 by ULiège)
Number of downloads
37 (0 by ULiège)

Scopus citations®
 
6
Scopus citations®
without self-citations
6
OpenCitations
 
8

Bibliography


Similar publications



Contact ORBi