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Embracing Systems Toxicology at Single-Cell Resolution.

Qiang Zhang1, W Michael Caudle1, Jingbo Pi2

  • 1Department of Environmental Health, Rollins School of Public Health, Emory University, Atlanta, Georgia, USA.

Current Opinion in Toxicology
|November 27, 2019
PubMed
Summary
This summary is machine-generated.

Single-cell RNA sequencing offers sensitive detection of cellular changes, transforming systems toxicology by precisely identifying cells affected by toxicants. This approach reveals cell-specific responses and toxicity pathways.

Keywords:
bulk assaycomputational toxicologymachine learningsingle-cell RNA sequencingsystems toxicologytranscriptomics

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Area of Science:

  • Toxicology
  • Systems Biology
  • Genomics

Background:

  • Traditional bulk assays average cellular responses, masking individual cell variations.
  • Advancements in multi-omic technologies enable higher resolution analysis.
  • Single-cell profiling distinguishes and identifies specific responsive cells.

Purpose of the Study:

  • To highlight the transformative potential of single-cell RNA sequencing (scRNA-seq) in systems toxicology.
  • To explain how scRNA-seq enables sensitive detection of cellular changes and identification of perturbed cells.
  • To outline the applications of single-cell systems toxicology in elucidating toxicity pathways.

Main Methods:

  • Leveraging single-cell RNA sequencing (scRNA-seq) for high-resolution cellular analysis.
  • Utilizing multi-omic data to distinguish cell populations.
  • Applying systems biology principles to interpret single-cell toxicological data.

Main Results:

  • Single-cell technologies enable sensitive detection of subtle cellular changes.
  • Precise identification of individual cells affected by toxicants is now feasible.
  • scRNA-seq transforms systems toxicology by providing cell-specific insights.

Conclusions:

  • Single-cell systems toxicology offers a powerful approach to understand complex biological responses to toxicants.
  • This technology allows for detailed mapping of toxicity pathways and dynamic modeling.
  • scRNA-seq is a leading technology for advancing the field of systems toxicology.