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Emerging Roles for the Unfolded Protein Response in the Developing Nervous System
Juliette D Godin1, Catherine Creppe2, Sophie Laguesse2
1Institut de Génétique et de Biologie Moléculaire et Cellulaire (IGBMC), INSERM U964, CNRS UMR7104, University of Strasbourg, Illkirch, France.
The unfolded protein response (UPR) pathway is crucial for central nervous system (CNS) development and neuron maintenance. Dysregulation of UPR is linked to neurodevelopmental disorders, offering therapeutic targets.
Area of Science:
- Neuroscience
- Cellular Biology
- Developmental Biology
Background:
- The unfolded protein response (UPR) is a cellular stress response to misfolded proteins in the endoplasmic reticulum (ER).
- UPR plays a role in normal development, particularly in the central nervous system (CNS).
Purpose of the Study:
- To review recent findings on the dynamic regulation of UPR during CNS development.
- To highlight the role of UPR in neuronal generation, maturation, and maintenance.
- To discuss the link between UPR dysregulation and neurodevelopmental disorders.
Main Methods:
- Review of recent scientific literature and studies.
- Analysis of temporal and spatial expression patterns of UPR effectors.
- Correlation of UPR dynamics with CNS developmental milestones.
Main Results:
- Dynamic UPR regulation supports neuronal development, maturation, and maintenance in the CNS.
- CNS is developmentally vulnerable to UPR dysregulation.
- UPR dysfunction is implicated in the etiology of neurodevelopmental disorders.
Conclusions:
- Understanding UPR's role in CNS development is key to addressing neurological disorders.
- Targeting ER/UPR pathways may offer novel therapeutic strategies for human neurological diseases.
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