The Drosophila STIM1 orthologue, dSTIM, has roles in cell fate specification and tissue patterning
2008
The Role of dSTIM in Drosophila Development
publication
Evidence: moderate
Author Information
Author(s): Eid Jean-Pierre, Arias Alfonso Martinez, Robertson Hannah, Hime Gary R, Dziadek Marie
Primary Institution: University of Melbourne
Hypothesis
dSTIM is essential for larval development and tissue patterning in Drosophila.
Conclusion
dSTIM regulates growth and patterning of imaginal discs and interacts with Notch and Wingless signaling pathways.
Supporting Evidence
- dSTIM is widely expressed in embryonic and larval tissues.
- dSTIM knockdown caused significant vein thickening in wings.
- dSTIM overexpression resulted in smaller eyes and wings.
- dSTIM interacts with Notch signaling during wing development.
- dSTIM regulates mechanosensory bristle differentiation.
Takeaway
dSTIM helps Drosophila grow and develop properly, especially in forming wings and bristles.
Methodology
The study used transgenic Drosophila expressing dSTIM constructs and RNAi to assess the effects on development.
Limitations
The study did not determine the specific cause of larval immobility and death.
Digital Object Identifier (DOI)
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