Short hairpin RNA-mediated knockdown of protein expression in Entamoeba histolytica
2009

Knockdown of Gene Expression in Entamoeba histolytica Using Short Hairpin RNAs

publication Evidence: moderate

Author Information

Author(s): Linford Alicia S, Moreno Heriberto, Good Katelyn R, Zhang Hanbang, Singh Upinder, Petri William A Jr

Primary Institution: University of Virginia

Hypothesis

Can RNA interference be effectively used to knock down gene expression in Entamoeba histolytica?

Conclusion

The U6 promoter-driven expression of 29-basepair short hairpin RNAs effectively knocked down protein expression for unrelated genes in Entamoeba histolytica.

Supporting Evidence

  • Short hairpin RNAs successfully knocked down protein levels of three unrelated genes in Entamoeba histolytica.
  • Igl levels were reduced by 72%, URE3-BP by 89%, and EhC2A by 97%.
  • The method provides a useful tool for studying gene function in this organism.

Takeaway

Scientists found a way to turn off specific genes in a tiny parasite that can make people sick, helping them learn more about how it works.

Methodology

The study used an episomal vector-based system to express short hairpin RNAs targeting specific genes in Entamoeba histolytica.

Limitations

Not all shRNA constructs were equally effective, and some did not lead to significant knockdown.

Statistical Information

P-Value

<0.0001

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1186/1471-2180-9-38

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