GeneSet Information

Tier III GS407760 • Astrocyte-Specific Transcriptome Responses_Chronic alcohol in mice DEG in astrocytes total homogenate p-value

DESCRIPTION:

Astrocytes play critical roles in central nervous system (CNS) homeostasis and are implicated in the pathogenesis of neurological and psychiatric conditions, including drug dependence. Little is known about the effects of chronic ethanol consumption on astrocyte gene expression. To address this gap in knowledge, we performed transcriptome-wide RNA sequencing of astrocytes isolated from the prefrontal cortex (PFC) of mice following chronic ethanol consumption. Differential expression analysis revealed ethanol-induced changes unique to astrocytes that were not identified in total homogenate preparations. Astrocyte-specific gene expression revealed calcium-related signaling and regulation of extracellular matrix genes as responses to chronic ethanol use. These findings emphasize the importance of investigating expression changes in specific cellular populations to define molecular consequences of chronic ethanol consumption in mammalian brain. Reported are differentially expressed genes in total homogenate after EOD (p < 0.05).

LABEL:

Chronic alcohol in mice DEG in astrocytes total homogenate p-value

SCORE TYPE:

P-Value

DATE ADDED:

2023-11-08

DATE UPDATED:

2024-04-25

SPECIES:

AUTHORS:

Emma K Erickson, Sean P Farris, Yuri A Blednov, R Dayne Mayfield, R Adron Harris

TITLE:

Astrocyte-specific transcriptome responses to chronic ethanol consumption.

JOURNAL:

The pharmacogenomics journal Jul 2018, Vol 18, pp. 578-589

ABSTRACT:

Astrocytes play critical roles in central nervous system (CNS) homeostasis and are implicated in the pathogenesis of neurological and psychiatric conditions, including drug dependence. Little is known about the effects of chronic ethanol consumption on astrocyte gene expression. To address this gap in knowledge, we performed transcriptome-wide RNA sequencing of astrocytes isolated from the prefrontal cortex (PFC) of mice following chronic ethanol consumption. Differential expression analysis revealed ethanol-induced changes unique to astrocytes that were not identified in total homogenate preparations. Astrocyte-specific gene expression revealed calcium-related signaling and regulation of extracellular matrix genes as responses to chronic ethanol use. These findings emphasize the importance of investigating expression changes in specific cellular populations to define molecular consequences of chronic ethanol consumption in mammalian brain. PUBMED: 29305589
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Homeostasis (D006706)
Astrocytes (D001253)
Gene Expression (D015870)
Central Nervous System (D002490)
Nervous System (D009420)
Ethanol (D000431)
central nervous system (MA:0000167)
nervous system (MA:0000016)
homeostatic process (GO:0042592)
gene expression (GO:0010467)
Transcriptomics (EDAM_topic:0203)
Differential expression analysis (EDAM_operation:3223)
RNA-seq evidence (ECO:0000295)
drug dependence (DOID:9974)
drug dependence (EFO:0003890)
transcriptome (EFO:0004421)
central nervous system (UBERON:0001017)
nervous system (UBERON:0001016)

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