Mad Cow Breakthrough? Genetically Modified Cattle Are Prion Free
Mon, 01 Jan 2007 04:00 AM EST
... The U.S. Department of Agriculture's Agricultural Research Service have announced initial results of a research project involving prion-free cattle. ARS scientists evaluated cattle that have been genetically modified so they do not produce prions, and determined that there were no observable adverse effects on the animals' health. ...

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