Preferential regulation of miRNA targets by environmental chemicals in the human genome
2011

How Environmental Chemicals Affect miRNA Targets in Humans

Sample size: 4262 publication 10 minutes Evidence: high

Author Information

Author(s): Wu Xudong, Song Yijiang

Primary Institution: Key laboratory of Photosynthesis and Environmental Molecular Physiology, the Institute of Botany, Chinese Academy of Sciences

Hypothesis

miRNA targets are preferentially regulated by environmental chemicals in the human genome.

Conclusion

The study found that miRNAs and their targets play significant roles in cellular responses to environmental chemicals.

Supporting Evidence

  • miRNA targets were found to be roughly twice as likely to be regulated by environmental chemicals compared to non-miRNA targets.
  • 1,842 significant concurrent interactions between 407 miRNAs and 497 environmental chemicals were identified.
  • The association network of miRNAs and environmental chemicals was highly modular, indicating distinct functional pathways.

Takeaway

This study shows that tiny molecules called miRNAs help control how our genes respond to chemicals in the environment.

Methodology

The study analyzed genes regulated by environmental chemicals and assessed the enrichment of miRNA targets among these genes using various prediction tools.

Potential Biases

Potential biases from gene collection methods and the reliance on specific prediction tools for miRNA targets.

Limitations

The study may not account for all potential biases in the data collection and analysis.

Participant Demographics

The study focused on human genes but also included data from Mus musculus and Rattus norvegicus.

Statistical Information

P-Value

<1.7E-289

Statistical Significance

p<1.7E-289

Digital Object Identifier (DOI)

10.1186/1471-2164-12-244

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication