Molecular Neurodegeneration

official impact factor 5.36

Open Access Short report

Upregulation of miRNA hsa-miR-342-3p in experimental and idiopathic prion disease

Judith Montag1, Reiner Hitt2, Lennart Opitz2, Walter J Schulz-Schaeffer3, Gerhard Hunsmann4 and Dirk Motzkus5*

Author Affiliations

1 Department of Infection Biology, German Primate Center, Kellnerweg 4, 37077 Goettingen, Germany

2 Center 3 Biochemistry and Molecular Cell Biology, DNA Microarray Facility, Humboldtallee 23, 37073 Goettingen, Germany

3 Prion and Dementia Research Unit, Department of Neuropathology, University of Goettingen, Robert-Koch-Str. 40, 37075 Goettingen, Germany

4 Department of Virology and Immunology, German Primate Center, Kellnerweg 4, 37077 Goettingen, Germany

5 Department of Infection Models, German Primate Center, Kellnerweg 4, 37077 Goettingen, Germany

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Molecular Neurodegeneration 2009, 4:36 doi:10.1186/1750-1326-4-36

Published: 27 August 2009

Additional files

Additional file 1:

Profile of miRNA expression in cynomolgus macaque brain. Comparison of the miRNA expression profiles in the brain of cynomolgus macaques and published expression patterns of human brain.

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Additional file 2:

Relative abundance of miRNAs in human and macaque brain. Comparison of the relative abundance of miRNAs that are differentially expressed in macaque brain upon BSE-infection to the abundance in human brain. Analysis was accomplished using published miRNA-expression profiles from human brain derived by microarray, qRT-PCR, and a cloning strategy, respectively.

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Additional file 3:

CT-values from qRT-PCR analysis of miRNA regulation upon BSE-infection. CT-values derived from 4 independent qRT-PCR experiments comparing the expression of miRNAs hsa-miR-26a, hsa-miR-124a, hsa-miR-143, hsa-miR-145, hsa-miR-342-3p, and hsa-miR-494 in BSE-infected vs. non-infected cynomolgus macaques.

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Additional file 4:

Analysis of predicted targets for hsa-miR-342-3p and hsa-miR-494. Analysis of the target predictions for hsa-miR-342-3p and hsa-miR-494 as revealed by the public target prediction program TargetScan (release 5.1, April 2009) for involvement in neurodegeneration and neurodegenerative disorders.

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