New Striatal Neurons in a Mouse Model of Progressive Striatal Degeneration Are Generated in both the Subventricular Zone and the Striatal Parenchyma
2011

New Neurons in a Mouse Model of Striatal Degeneration

Sample size: 28 publication 10 minutes Evidence: moderate

Author Information

Author(s): Luzzati Federico, De Marchis Silvia, Parlato Rosanna, Gribaudo Simona, Schütz Günther, Fasolo Aldo, Peretto Paolo

Primary Institution: Department of Animal and Human Biology, University of Turin, Torino, Italy

Hypothesis

The study investigates the potential of neurogenesis in the striatum of a mouse model with progressive striatal degeneration.

Conclusion

The study found that new neurons generated in the striatum do not differentiate into projection neurons and have a short lifespan.

Supporting Evidence

  • Acute striatal lesions increase proliferation in the subventricular zone.
  • Newborn striatal neurons had a short lifespan and did not replace projection neurons.
  • Clustered neuroblasts might originate within the striatum itself.

Takeaway

When the brain gets hurt, it tries to make new brain cells, but in this study, the new cells didn't grow up to be the right kind of brain cells.

Methodology

The study used BrdU injections, cell tracking, and 3D reconstructions to analyze neurogenesis in a mouse model of striatal degeneration.

Limitations

The study primarily focuses on a specific mouse model, which may not fully represent human conditions.

Participant Demographics

Male and female mice aged six to nine months.

Statistical Information

P-Value

0.003

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0025088

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