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Natural antisense RNAs in the nervous system
Sergei Korneev1, Michael O'Shea
1Sussex Centre for Neuroscience, School of Life Sciences, University of Sussex, Brighton, UK. s.korneev@sussex.ac.uk
Reviews in the Neurosciences
|December 6, 2005
Summary
Natural antisense RNAs, molecules regulating gene expression, are found in eukaryotes, especially the nervous system. These endogenous RNAs play key roles in brain gene regulation.
Area of Science:
- Molecular Biology
- Neuroscience
- Genetics
Background:
- Natural antisense RNAs are endogenous molecules complementary to functional RNA transcripts.
- Initially identified in prokaryotes, they are crucial for gene expression regulation.
- Recent research reveals their significant presence in eukaryotic systems.
Purpose of the Study:
- To discuss major types of natural antisense RNAs in eukaryotes.
- To explore the potential roles of natural antisense RNAs in brain gene expression regulation.
Main Methods:
- Review of existing literature on natural antisense RNAs.
- Analysis of bioinformatic and molecular biology findings.
Main Results:
- Natural antisense RNAs are prevalent in eukaryotic systems.
- These RNAs are particularly abundant in the nervous system.
Conclusions:
- Natural antisense RNAs represent a significant regulatory mechanism in eukaryotes.
- Their prevalence in the brain suggests critical roles in neural function and gene regulation.