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Systems biology approach to Wilson's disease
Jason L Burkhead1, Lawrence W Gray, Svetlana Lutsenko
1University of Alaska Anchorage, Anchorage, AK 99508, USA.
Summary
Wilson's disease (WD) involves copper imbalance due to ATP7B gene mutations, causing liver and neurological issues. Recent studies reveal new molecular pathways affected by copper accumulation, aiding in better treatment strategies.
Area of Science:
- Biochemistry
- Genetics
- Systems Biology
Background:
- Wilson's disease (WD) is a genetic disorder characterized by copper misbalance and accumulation, primarily in the liver.
- It results from mutations in the ATP7B gene, affecting copper transport and leading to diverse liver and neurological symptoms.
- Current treatments, like copper-chelation therapy, face challenges in diagnostics and fully addressing all symptoms.
Purpose of the Study:
- To review recent findings on molecular mechanisms underlying Wilson's disease.
- To identify cellular processes and pathways affected by copper accumulation in WD.
- To explore the potential of systems biology in understanding WD pathogenesis and improving patient care.
Main Methods:
- Review of gene and protein profiling studies in animal models of WD.
- Analysis of research investigating cellular processes impacted by copper accumulation.
- Synthesis of information to highlight new molecular players and pathways.
Main Results:
- Copper accumulation in WD affects key cellular processes including cell cycle and cholesterol metabolism.
- Disruptions in mRNA splicing and nuclear receptor signaling are linked to copper misbalance.
- New molecular players and pathways involved in WD pathogenesis have been identified.
Conclusions:
- Understanding the molecular basis of WD is crucial for improving diagnostics and treatment.
- A systems biology approach offers a comprehensive view of WD onset and progression.
- Further research into identified pathways may lead to more refined treatment and monitoring strategies for Wilson's disease.
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