New test for mad cow

Would you pay 3 cents a pound more for beef if you knew the steer had tested negative for mad cow disease?

Dr. Stanley Prusiner thinks you should. He's the University of California San Francisco researcher who won a Nobel for discovering the infectious agent that causes mad cow and other brain-wasting diseases.

He founded a company to market a new rapid test he developed. The company is called InPro. Click on "Prion Science" to learn more about the test.