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Related Experiment Video

Updated: Feb 15, 2026

Sex Differences in Mouse Hippocampal Astrocytes after In-Vitro Ischemia
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Sex, Gut, and Microglia.

Antoine Louveau1, Jonathan Kipnis1

  • 1Center for Brain Immunology and Glia (BIG), Department of Neuroscience, University of Virginia, Charlottesville, VA 22908, USA.

Developmental Cell
|February 6, 2018
PubMed
Summary

Microglia, the brain's immune cells, have transcriptomes influenced by gender, development, and gut microbiome. These factors collectively shape microglial function and brain health.

Area of Science:

  • Neuroscience
  • Immunology
  • Genomics

Background:

  • Microglia are crucial brain-resident macrophages involved in numerous physiological processes.
  • Their function is known to be modulated by peripheral factors.

Purpose of the Study:

  • To investigate how gender, developmental stage, and microbiome composition impact the transcriptome of microglia.
  • To understand the interplay of these factors in shaping microglial identity and function.

Main Methods:

  • Transcriptomic analysis of microglia.
  • Comparative analysis across different genders, developmental stages, and microbiome conditions.

Main Results:

  • Significant variations in microglial gene expression were observed based on gender, developmental stage, and microbiome status.

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  • Identification of specific molecular pathways regulated by these factors.

    • Conclusions:

    • Gender, developmental stage, and microbiome are key determinants of microglial transcriptome.
    • These findings highlight the complex regulation of brain-resident macrophages and have implications for neurodevelopmental and neurodegenerative research.