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Updated: Jun 20, 2026

Culturing Microglia from the Neonatal and Adult Central Nervous System
Published on: August 9, 2013
Transcriptional and epigenetic decoding of the microglial aging process
Xiaoyu Li1, Yuxin Li1, Yuxiao Jin2
1Department of Neurosurgery, Jinshan Hospital, Institute for Translational Brain Research, State Key Laboratory of Medical Neurobiology, MOE Frontiers Center for Brain Science, Innovative Center for New Drug Development of Immune Inflammatory Diseases, Ministry of Education, Fudan University, Shanghai, China.
Aging microglia exhibit sex differences and contribute to cognitive decline. Understanding these age-dependent microglia (ADEM) genes is crucial for brain health research.
Area of Science:
- Neuroscience
- Immunology
- Aging Research
Background:
- Microglia, the brain's immune cells, change with age, increasing vulnerability to dysfunction.
- Longitudinal changes in microglia during aging are not well understood.
Purpose of the Study:
- To map transcriptional and epigenetic profiles of microglia across aging.
- To identify age-dependent microglia (ADEM) genes and understand sex differences.
- To investigate the role of aged microglia in cognitive decline.
Main Methods:
- Transcriptional and epigenetic profiling of microglia from mice aged 3 to 24 months.
- Single-cell resolution and epigenetic analysis of female microglia.
- Development of an accelerated microglial turnover model.
Main Results:
- Discovery of unexpected sex differences in microglia during aging.
- Identification of age-dependent microglia (ADEM) genes.
- Confirmation that aged-like microglia alone contribute to cognitive decline.
Conclusions:
- Comprehensive resource for understanding microglia aging.
- Sheds light on microglia's role in maintaining brain function.
- Highlights the impact of aged microglia on cognitive decline.
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Published on: January 30, 2014
12:48In Vivo Dynamics of Retinal Microglial Activation During Neurodegeneration: Confocal Ophthalmoscopic Imaging and Cell Morphometry in Mouse Glaucoma
Published on: May 11, 2015
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