MicroRNA Regulation and Tissue-Specific Protein Interaction Network
2011

MicroRNA Regulation and Tissue-Specific Protein Interaction Network

Sample size: 1133 publication Evidence: moderate

Author Information

Author(s): Zhu Wenliang, Yang Lei, Du Zhimin

Primary Institution: Institute of Clinical Pharmacology, the Second Affiliated Hospital of Harbin Medical University

Hypothesis

How do microRNAs regulate tissue-specific gene expression through protein interaction networks?

Conclusion

MiRNAs that interact with more commonly expressed genes can be expected to play important tissue-specific roles.

Supporting Evidence

  • Commonly expressed proteins are under more intensive miRNA control than tissue-specific proteins.
  • MiRNAs regulating commonly expressed proteins also affect the expression of more tissue-specific proteins.
  • A positive correlation exists between the number of commonly expressed genes targeted by miRNAs and the number of tissue-specific proteins they regulate.

Takeaway

MicroRNAs help control how proteins work in different tissues, and they are especially important for proteins that are commonly found in many tissues.

Methodology

The study constructed tissue-specific protein interaction networks and analyzed miRNA regulation on target genes based on tissue-specific gene expression.

Limitations

The study may have false positive protein interactions and incorrect miRNA targets.

Participant Demographics

The study focused on human tissues, specifically analyzing 10 main types.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pone.0025394

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication