Abstract
AbstractDementia is a common disabling complication in patients with Parkinson's disease (PD). The underlying molecular causes of Parkinson's disease with dementia (PDD) are poorly understood. To identify candidate genes and molecular pathways involved in PDD, we have performed whole genome expression profiling of susceptible cortical neuronal populations. Results show significant differences in expression of 162 genes (P < 0.01) between PD patients who are cognitively normal (PD‐CogNL) and controls. In contrast, there were 556 genes (P < 0.01) significantly altered in PDD compared to either healthy controls or to PD‐CogNL cases. These results are consistent with increased cortical pathology in PDD relative to PD‐CogNL and identify underlying molecular changes associated with the increased pathology of PDD. Lastly, we have identified expression differences in 69 genes in PD cortical neurons that occur before the onset of dementia and that are exacerbated upon the development of dementia, suggesting that they may be relevant presymptomatic contributors to the onset of dementia in PD. These results provide new insights into the cortical molecular changes associated with PDD and provide a highly useful reference database for researchers interested in PDD. © 2008 Movement Disorder Society
Bibliography
Stamper, C., Siegel, A., Liang, W. S., Pearson, J. V., Stephan, D. A., Shill, H., Connor, D., Caviness, J. N., Sabbagh, M., Beach, T. G., Adler, C. H., & Dunckley, T. (2008). Neuronal gene expression correlates of Parkinsonâs disease with dementia. Movement Disorders, 23(11), 1588â1595. Portico.
Authors
12
- Chelsea Stamper (first)
- Andrew Siegel (additional)
- Winnie S. Liang (additional)
- John V. Pearson (additional)
- Dietrich A. Stephan (additional)
- Holly Shill (additional)
- Don Connor (additional)
- John N. Caviness (additional)
- Marwan Sabbagh (additional)
- Thomas G. Beach (additional)
- Charles H. Adler (additional)
- Travis Dunckley (additional)
References
26
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Dates
Type | When |
---|---|
Created | 17 years, 1 month ago (July 22, 2008, 4:27 p.m.) |
Deposited | 1 year, 10 months ago (Oct. 17, 2023, 9:23 p.m.) |
Indexed | 1 month ago (July 31, 2025, 11:48 p.m.) |
Issued | 17 years, 1 month ago (July 22, 2008) |
Published | 17 years, 1 month ago (July 22, 2008) |
Published Online | 17 years, 1 month ago (July 22, 2008) |
Published Print | 17 years ago (Aug. 15, 2008) |
@article{Stamper_2008, title={Neuronal gene expression correlates of Parkinson’s disease with dementia}, volume={23}, ISSN={1531-8257}, url={http://dx.doi.org/10.1002/mds.22184}, DOI={10.1002/mds.22184}, number={11}, journal={Movement Disorders}, publisher={Wiley}, author={Stamper, Chelsea and Siegel, Andrew and Liang, Winnie S. and Pearson, John V. and Stephan, Dietrich A. and Shill, Holly and Connor, Don and Caviness, John N. and Sabbagh, Marwan and Beach, Thomas G. and Adler, Charles H. and Dunckley, Travis}, year={2008}, month=jul, pages={1588–1595} }