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Understanding immune variation for improved translational medicine
1Translational Immunology Lab, Department of Immunology, Institut Pasteur, Paris, France; INSERM U1223, Paris, France.
Current Opinion in Immunology
|August 4, 2020
Summary
Individual immune response variability significantly impacts health outcomes. Understanding genetic and environmental factors driving these differences is key for advancing precision medicine and improving patient care.
Area of Science:
- Translational medicine and immunology.
- Precision medicine and human biology.
Background:
- Immune responses vary significantly among individuals, affecting clinical outcomes like infection risk, autoimmunity, and treatment response.
- Understanding the sources of immune variability is crucial for developing personalized medicine strategies.
- Intrinsic (age, sex), extrinsic (environment, diet), and genetic factors contribute to immune variability.
Purpose of the Study:
- To explore the multifaceted causes of individual immune variability.
- To highlight the potential of understanding immune variability for improving patient management through precision medicine.
- To emphasize the role of genetics and environmental factors in immune system differences.
Main Methods:
- Review of existing literature on immune variability.
- Discussion of population-based cohort studies.
- Application of systems immunology approaches.
Main Results:
- Genetic factors are estimated to account for 20-40% of immune variability.
- A significant portion of immune variability remains unexplained, likely due to environmental influences and gene-environment interactions.
- Population-based studies are beginning to elucidate these complex associations.
Conclusions:
- A comprehensive understanding of immune variability drivers is essential for advancing translational medicine.
- Precision medicine strategies can be enhanced by accounting for individual differences in immunity.
- Further research into gene-environment interactions is needed to fully explain immune variability.
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