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Genes, environments, development and asthma: a reappraisal
1Arizona Respiratory Center, University of Arizona, 1501 N. Campbell Avenue, Tucson, AZ, USA. fernando@arc.arizona.edu
The European Respiratory Journal
|January 2, 2007
Summary
Genetic variations influence asthma risk, but no single gene is responsible. Asthma gene variants interact with environment and other genes, requiring personalized treatments.
Area of Science:
- Genetics and Human Phenotypes
- Complex Disease Etiology
Background:
- Asthma is a complex human phenotype influenced by genetic variation.
- Unlike single-gene disorders, asthma lacks a single causative gene.
- Replication of genetic associations in asthma studies is challenging.
Purpose of the Study:
- To explore the complex role of genetic variation in asthma.
- To understand gene-environment and gene-gene interactions in asthma.
- To identify pathways for developing personalized asthma therapies.
Main Methods:
- Review of current evidence on genetic polymorphisms and asthma.
- Analysis of context-dependent genetic risk factors.
- Investigation of interactions between genetic variants, environment, and disease stage.
Main Results:
- Most asthma-associated polymorphisms exhibit context-dependent effects.
- Interactions with environmental factors and other genes are crucial.
- Disease developmental phase influences genetic associations.
Conclusions:
- Asthma etiology is multifactorial, involving complex genetic and environmental interactions.
- Understanding these interactions is key to addressing asthma heterogeneity.
- Personalized therapeutic strategies can be developed based on specific disease profiles.
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