Researchers breed cow immune to mad cow disease
They won't be used for meat, since it's too expensive to genetically engineer cows to be immune to mad cow. Instead it's going to be used for making drugs to fight other diseases.
Researchers breed cow immune to mad cow disease
They won't be used for meat, since it's too expensive to genetically engineer cows to be immune to mad cow. Instead it's going to be used for making drugs to fight other diseases.
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