P2Y1 Receptor Switches from Glia to Neurons in Rat Cerebellum
Author Information
Author(s): Amadio Susanna, Vacca Fabrizio, Martorana Alessandro, Sancesario Giuseppe, Volonté Cinzia
Primary Institution: Santa Lucia Foundation, University of Rome Tor Vergata, Institute of Neurobiology & Molecular Medicine
Hypothesis
The P2Y1 receptor undergoes a phenotypic switch from glial to neuronal localization during cerebellar development.
Conclusion
The study suggests a novel role for the P2Y1 receptor in cell junction and communication during cerebellar development.
Supporting Evidence
- P2Y1 receptor is abundant on noradrenergic neurons in juvenile rat cerebellum.
- At postnatal day 7, P2Y1 receptor is predominantly expressed on glial cells.
- The receptor is localized in lipid rafts and synaptic structures.
- P2Y1 receptor expression changes significantly from glial to neuronal localization during development.
Takeaway
This study found that a specific receptor in the brain changes from being mostly on support cells to being on nerve cells as the brain develops.
Methodology
The study used immunofluorescence-confocal microscopy, electron microscopy, and western blotting to analyze the distribution of the P2Y1 receptor in rat cerebellum at different developmental stages.
Digital Object Identifier (DOI)
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