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How exposomic tools complement and enrich genomic research.

Konstantinos C Makris1, Andrea Baccarelli2, Edwin K Silverman3

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The study integrates exposomics, the study of environmental exposures, into multi-omics to understand chronic diseases. This approach reveals how environmental factors and genetics interact across a lifetime to influence health.

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GxE interactionscircadian rhythmcritical windows of susceptibilityexposomemulti-omicsmulti-omics era

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Area of Science:

  • Environmental Health Sciences
  • Genomics
  • Systems Biology

Background:

  • Gene expression is influenced by interactions between genetics and environmental factors.
  • Understanding these interactions is crucial for comprehending chronic disease etiology.
  • Current multi-omics approaches may not fully capture the environmental component.

Purpose of the Study:

  • To propose the integration of exposomics into the multi-omics paradigm.
  • To highlight the importance of the human exposome in driving gene/protein expression.
  • To characterize non-genetic components of chronic diseases using a life-course framework.

Main Methods:

  • Utilizing groundbreaking exposomics tools and a life-course framework.
  • Holistically characterizing environmental components of chronic diseases.
  • Integrating exposomic measurements with existing multi-omics data.

Main Results:

  • Exposomics provides a holistic view of environmental influences on health.
  • Identifies critical points where gene-environment interactions occur across the life course.
  • Moves beyond single-factor analyses to a comprehensive understanding.

Conclusions:

  • The human exposome is a significant driver of gene/protein expression throughout life.
  • Integrating exposomics into multi-omics will revolutionize the study of gene-environment interactions.
  • Future human studies incorporating exposomics are expected to yield transformative insights.