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PXD082835

PXD082835 is an original dataset announced via ProteomeXchange.

Dataset Summary
TitleA nonenveloped arbovirus reprograms migrasomes into highly infectious viral delivery units
DescriptionNonenveloped viruses are generally thought to disseminate as individual naked particles released after cell lysis. Here, we show that bluetongue virus (BTV), a nonenveloped arbovirus, can instead disseminate before overt cell lysis as infectious units associated with migrasomes. These structures, which we term BTV-migrions, package multiple virions together with selected viral RNAs and replication-associated proteins, thereby delivering coordinated viral cargo rather than isolated virions. This composite cargo accelerates viral replication in recipient cells. Moreover, enclosure within a host-derived migrasome membrane enhances viral attachment and entry and protects virions from antibody-mediated neutralization. Mechanistically, the BTV core protein VP7 promotes migrasome biogenesis through RGD-dependent activation of integrin α5β1, whereas an actin-myosin Va transport module facilitates the selective loading of viral cargo. Together, these findings identify migrasomes as virus-exploited transmission organelles and reveal a previously unrecognized nonlytic dissemination strategy through which a nonenveloped arbovirus generates protected, highly infectious cargo-delivery units.
HostingRepositoryiProX
AnnounceDate2026-08-18
AnnouncementXMLSubmission_2026-08-19_03:37:55.545.xml
DigitalObjectIdentifier
ReviewLevelPeer-reviewed dataset
DatasetOriginOriginal dataset
RepositorySupportUnsupported dataset by repository
PrimarySubmitterWenmin Tian
SpeciesList scientific name: Mus musculus; NCBI TaxID: 10090;
ModificationListNo PTMs are included in the dataset
InstrumentQ Exactive HF-X
Dataset History
RevisionDatetimeStatusChangeLog Entry
02026-08-19 03:35:54ID requested
12026-08-19 03:37:56announced
Publication List
Dataset with its publication pending
Keyword List
submitter keyword: Bluetongue virus (BTV), Migrasomes, Nonenveloped viruses
Contact List
Yang Chen
contact affiliationThe Center for Precision Medicine Multi-omics Research (CPMMR)
contact emailchenyang1816185048@bjmu.edu.cn
lab head
Wenmin Tian
contact affiliationThe Center for Precision Medicine Multi-omics Research (CPMMR)
contact emailtianwenmin2019@126.com
dataset submitter
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