Cloning and characterization of microRNAs from rainbow trout (Oncorhynchus mykiss): Their expression during early embryonic development
2008
Cloning and Study of MicroRNAs in Rainbow Trout During Embryonic Development
Sample size: 150
publication
Evidence: moderate
Author Information
Author(s): Ramachandra Raghuveer K, Salem Mohamed, Gahr Scott, Rexroad Caird E III, Yao Jianbo
Primary Institution: West Virginia University
Hypothesis
MicroRNAs are involved in the degradation of maternally inherited mRNAs during early embryogenesis in rainbow trout.
Conclusion
The study identified 14 microRNAs in rainbow trout, highlighting their role in degrading maternal mRNAs necessary for normal embryonic development.
Supporting Evidence
- Four distinct expression patterns of miRNAs were observed during embryonic development.
- Dicer and Stat3 are abundantly expressed during embryonic genome activation.
- Some miRNAs showed up-regulated expression during embryonic genome activation.
Takeaway
Scientists found 14 tiny molecules called microRNAs in rainbow trout that help babies grow by getting rid of old messages from their moms.
Methodology
A miRNA library was constructed from unfertilized eggs and early embryos, followed by sequencing and real-time PCR analysis.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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