University of Heidelberg

Mechanisms, functions and evolution of Wnt signaling pathways

 


 

Concept

 

1st Funding Period (9.12.2008 - 8.12.2011)

The projects address the analysis of β-catenin-dependent and β-catenin-independent Wnt functions in embryonic development, organogenesis and organ remodeling in several animal models including Hydra/Nematostella (TP1, TP2, TP5), Drosophila (TP3), Xenopus (TP4, TP5, TP6) and mouse (TP7). The focus of the Forschergruppe is the functional analysis of Wnt pathway components in the context of embryonic development and evolution. In contrast, we will address neither the crosstalk between the Wnt pathway and other signaling cascades nor the role of Wnt signaling in tumor formation and progression. Instead, structure-function and comparative studies of Wnt-signaling components, pathways and regulators between invertebrates and vertebrates, are the main focus in our research group.

 

TP1

Thomas Holstein

Function of Wnt-signaling in Hydra regeneration

TP2

Suat Özbek

Structure-function relationships and evolution of Wnt signaling molecules

TP3

Michael Boutros
Christof Niehrs

Characterization of novel Wnt pathway modifiers identified by genome-wide RNAi screening

TP4

Doris Wedlich

Molecular control of cell migration during Xenopus gastrulation by different Wnt signaling pathways

TP5

Dietmar Gradl

Lef/Tcf transcription factors: regulation of subtype specificity

TP6

Herbert Steinbeisser

Modulation of β-catenin-independent Wnt-signaling by secreted frizzled related proteins (sFRPs)

TP7

Stefan Hardt

The role of Wnt signaling for myocardial function and cardiac remodeling following pathologic injury

 

2nd Funding Period (9.12.2011 - 9.12.2014)

 

 

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