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May 14, 2018

Pig Virus Makes Unexpected, Problematic Leap Into Human Cells

Posted by in categories: biotech/medical, health

In a paper published Monday in the journal Proceedings of the National Academy of Sciences, researchers demonstrated that the virus could infect human cells as well as the cells of cats and chickens. Even though PDCoV appears to be limited to pigs at the moment, scientists suspect that its sudden appearance in 2012 occurred as a result of a rapid “host switching” event in which the virus adapted to infect pigs, possibly from birds. It causes diarrhea and vomiting in pigs and can be fatal, especially in nursing young. The virus’s probable history, coupled with some specific aspects of how it infects cells, has scientists worried that it could become a threat to human health.

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