Chinese researchers from Jilin University genetically modified pigs to be more resistant to deadly virus, with resistance passed on to their first generation offspring

Briefing

Chinese researchers from Jilin University genetically modified pigs to be more resistant to deadly virus, with resistance passed on to their first generation offspring

January 9, 2019

Briefing

  • Virus-Resistant Pigs – Researchers from Jilin University in China successfully genetically modified pigs to be resistant to classical swine fever virus (CSFV)
  • Two Techniques – Used two techniques, gene editing CRISPR, which allows researchers to cut and paste edits to genome, and RNA interference, which silences gene expression
  • CSF Virus – Deadly highly contagious virus that kills pigs within few weeks and still widespread in world except for North America, Australia and much of Europe where vaccines have already been developed
  • Testing – Researchers split pigs into two rooms, one room with three gene-edited pigs and one virus-containing pig, while the other room has three un-edited pigs and one virus-containing pig
  • Results – Gene edited pigs were still infected but symptoms were less severe and non-fatal, with lower virus numbers proliferating in bloodstream
  • Next Generation Immunity – Virus resistant traits passed on to at least first generation of edited pigs’ offspring

Accelerator

Sector

Agriculture, Forestry and Fishing

Organization

Jilin University

Source

Original Publication Date

January 13, 2019

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