Related Experiment Videos
Globalisation reaches gene regulation: the case for vertebrate limb development
1Developmental Genetics, DKBW Centre for Biomedicine, University of Basel Medical School, Mattenstrasse 28, CH-4058 Basel, Switzerland. aimee.zuniga@unibas.ch
Current Opinion in Genetics & Development
|June 28, 2005
Summary
Key regulators of vertebrate limb development are controlled by distant cis-regulatory regions. Mutations in these regions disrupt distant gene functions, impacting development.
Area of Science:
- Genomics
- Developmental Biology
- Molecular Genetics
Background:
- Vertebrate limb development relies on precise gene regulation.
- Key regulatory genes often have cis-regulatory regions located far upstream.
- These distant regions can be embedded within unrelated genes.
Purpose of the Study:
- To investigate the nature and function of long-range cis-regulatory regions in vertebrate development.
- To understand how these regions control the co-expression of gene clusters.
- To analyze the impact of mutations within these global control regions.
Main Methods:
- Molecular analysis of genomic landscapes.
- Identification and characterization of cis-regulatory elements.
- Mutation analysis in vertebrate models and human studies.
Main Results:
- Discovered complex genomic regions controlling co-expression of diverse genes.
- Identified novel, long-range, globally acting cis-regulatory regions.
- Observed spontaneous mutations inactivating or altering these global control regions.
Conclusions:
- Far-acting cis-regulatory regions are crucial for coordinated gene expression in development.
- Mutations in these regions can disrupt the function of distant, essential genes.
- Understanding these genomic landscapes is vital for comprehending developmental disorders.