Role of Diaphanous-Related Formin 2 and Profilin I in Zebrafish Gastrulation
Author Information
Author(s): Lai Shih-Lei, Chan Tun-Hao, Lin Meng-Ju, Huang Wei-Pang, Lou Show-Wan, Lee Shyh-Jye
Primary Institution: National Taiwan University
Hypothesis
The study investigates the role of Diaphanous-related formin 2 (zDia2) and Profilin I (zPfn I) in regulating gastrulation cell movements in zebrafish.
Conclusion
The results suggest that zDia2 and zPfn I are essential for proper gastrulation cell movements in zebrafish.
Supporting Evidence
- Knockdown of zdia2 by morpholino oligonucleotides blocked epiboly formation and convergent extension in a dose-dependent manner.
- Time-lapse recordings showed reduced cell protrusive activity in zdia2 morphants compared to controls.
- Co-injection of antisense morpholinos of zdia2 and zebrafish profilin I resulted in synergistic inhibition of gastrulation cell movements.
Takeaway
This study shows that two proteins, zDia2 and zPfn I, help cells move during the early development of zebrafish, which is important for forming their bodies.
Methodology
The study used morpholino oligonucleotides to knock down gene expression and observed the effects on zebrafish embryonic development through time-lapse recordings and whole-mount in situ hybridization.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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