Prion forensics: a multidisciplinary approach to investigate CWD at an illegal deer carcass disposal site

Marc D. Schwabenlander, Jason C. Bartz, Michelle Carstensen, Alberto Fameli, Linda Glaser, Roxanne J. Larsen, Manci Li, Rachel L. Shoemaker, Gage Rowden, Suzanne Stone, W. David Walter, Tiffany M. Wolf, Peter A. Larsen

Research output: Contribution to journalArticlepeer-review

Abstract

Infectious prions are resistant to degradation and remain infectious in the environment for several years. Chronic wasting disease (CWD) has been detected in cervids inhabiting North America, the Nordic countries, and South Korea. CWD-prion spread is partially attributed to carcass transport and disposal. We employed a forensic approach to investigate an illegal carcass dump site connected with a CWD-positive herd. We integrated anatomic, genetic, and prion amplification methods to discover CWD-positive remains from six white-tailed deer (Odocoileus virginianus) and, using microsatellite markers, confirmed a portion originated from the CWD-infected herd. This approach provides a foundation for future studies of carcass prion transmission risk.

Original languageEnglish (US)
Pages (from-to)72-86
Number of pages15
JournalPrion
Volume18
Issue number1
DOIs
StatePublished - 2024

Bibliographical note

Publisher Copyright:
© 2024 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.

Keywords

  • Cervid
  • chronic wasting disease
  • ecology
  • environment
  • genetics
  • transmission

PubMed: MeSH publication types

  • Journal Article
  • Research Support, Non-U.S. Gov't

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