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PXD018459

PXD018459 is an original dataset announced via ProteomeXchange.

Dataset Summary
TitleThe viral vectored vaccine targeting Thymosin β10 controls tumour growth in a murine model of prostate cancer
DescriptionIn the current study, we used immunopeptidomics to analyse the murine prostate cancer peptidome for the development of next generation prostate cancer vaccines using the TRansgenic Adenocarcinoma of Mouse Prostate, TRAMP, model. We have performed immunopeptidomic analysis of the normal mouse prostate and mouse prostate adenocarcinoma samples and identified a number of peptides overexpressed on tumour tissue compared to the normal prostate. We selected two of these proteins previously reported to play a role in carcinogenesis, thymosin beta 4 (Thyβ4) and thymosin beta 10 (Thyβ10), expressed them in the chimpanzee adenovirus (ChAdOx1) and Modified Vaccinia Ankara (MVA) recombinant viral vectors and evaluated these constructs as a candidate prostate cancer vaccine in a murine prostate cancer model. We have found that the vaccine encoding the Thyβ10 polypeptide tethered to the MHC class II associated invariant chain, CD74, significantly delayed outgrowth of established tumours in an ectopic TRAMP-C1 mouse model of prostate cancer. The observed tumour-protective efficacy was not associated with Thyβ10-specific cellular or antibody responses, suggesting an existence of other mechanisms underlying anti-tumour effect in this model that are yet to be elucidated.
HostingRepositoryPRIDE
AnnounceDate2026-05-28
AnnouncementXMLSubmission_2026-05-28_08:59:44.290.xml
DigitalObjectIdentifierhttps://doi.org/10.6019/PXD018459
ReviewLevelPeer-reviewed dataset
DatasetOriginOriginal dataset
RepositorySupportSupported dataset by repository
PrimarySubmitterNicola Ternette
SpeciesList scientific name: Mus musculus (Mouse); NCBI TaxID: NEWT:10090;
ModificationListEthyl; Amidated; Hex; Oxidation; Phosphopropargyl; Propionamide; Phospho; PEITC; Cation:Na; Deamidated; Trp->Kynurenin; Acetyl; Sulfo; Cation:K; Formyl; Carbamyl; LG-anhydrolactam; Cysteinyl; Gln->pyro-Glu; Trioxidation; Glu->pyro-Glu; Dehydrated; Biotin; Dioxidation; NA-OA-NO2; dHex; glycidamide
InstrumentTripleTOF 5600
Dataset History
RevisionDatetimeStatusChangeLog Entry
02020-04-10 13:34:31ID requested
12026-05-28 08:59:44announced
Publication List
10.6019/PXD018459;
Keyword List
ProteomeXchange project tag: Human Immuno-Peptidome Project (HUPO-HIPP) (B/D-HPP), Biology/Disease-Driven Human Proteome Project (B/D-HPP), Human Proteome Project
submitter keyword: Immunopeptidomics, murine MHC, Prostate Cancer
Contact List
Nicola Ternette
contact affiliationUniversity of Oxford
contact emailnicola.ternette@ndm.ox.ac.uk
lab head
Nicola Ternette
contact affiliationUniversity of Oxford
contact emailnicola.ternette@ndm.ox.ac.uk
dataset submitter
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