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PXD068278-1

PXD068278 is an original dataset announced via ProteomeXchange.

Dataset Summary
TitleTranscriptomic and proteomic insights into progressive myoclonus epilepsy, EPM1
DescriptionProgressive myoclonus epilepsy EPM1 is a rare neurodegenerative disorder resulting from the partial loss of function of cystatin B (CSTB), a cysteine protease inhibitor with neuroprotective roles. The disease's mechanisms are not fully understood, and no treatments exist to manage the severe myoclonus associated with EPM1. Analyses of proteome and transcriptome data in CSTB-deficient (Cstb-/-) mouse brains—specifically the cerebellum, cerebral cortex, and hippocampus—during disease progression revealed three critical pathways as potential therapeutic targets: 1) an upregulation of immune response genes indicating increased immune activity across all brain regions, 2) a downregulation of the oxidative phosphorylation pathway suggesting impaired energy metabolism, and 3) lysosomal dysfunction, evidenced by upregulated genes necessary for lysosomal function and downregulated genes for lysosomal acidification. Additionally, clusterin, apolipoprotein E, peroxiredoxin 6, cathepsin D, and aldolase C were identified as potential biomarkers for disease progression.
HostingRepositoryPRIDE
AnnounceDate2026-04-27
AnnouncementXMLSubmission_2026-04-27_13:37:24.870.xml
DigitalObjectIdentifier
ReviewLevelPeer-reviewed dataset
DatasetOriginOriginal dataset
RepositorySupportUnsupported dataset by repository
PrimarySubmitterIngrid Maria Erika Ekman Stensland
SpeciesList scientific name: Mus musculus (Mouse); NCBI TaxID: NEWT:10090;
ModificationListNo PTMs are included in the dataset
InstrumentQ Exactive HF
Dataset History
RevisionDatetimeStatusChangeLog Entry
02025-09-11 00:36:35ID requested
12026-04-27 13:37:25announced
Publication List
10.1242/dmm.052681;
Malyutina A, Lund C, Tegelberg S, Hakala P, Nyman TA, Lehesjoki AE, Joensuu T, Transcriptomic and proteomic insights into progressive myoclonus epilepsy type 1. Dis Model Mech, 19(4):(2026) [pubmed]
Keyword List
submitter keyword: proteomics, brain, Cstb-/- mouse, cystatin B, transcriptomics,EPM1
Contact List
Tuula Nyman
contact affiliationOslo University Hospital
contact emailt.a.nyman@medisin.uio.no
lab head
Ingrid Maria Erika Ekman Stensland
contact affiliationOslo University hospital
contact emailmaria.stensland@medisin.uio.no
dataset submitter
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Dataset FTP location
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PRIDE project URI
Repository Record List
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