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  1. Introduction USDA conducts surveillance for Bovine spongiform encephalopathy (BSE), referred to as "mad cow disease", in cattle to determine if, and at what level, the disease is present in the U.S. cattle population. Our surveillance program allows us to assess any change in the BSE disease status of U.S. cattle, and identify any rise in BSE prevalence in this country.

  2. Variant Creutzfeldt–Jakob disease (vCJD), commonly referred to as "mad cow disease" or "human mad cow disease" to distinguish it from its BSE counterpart, is a fatal type of brain disease within the transmissible spongiform encephalopathy family. Initial symptoms include psychiatric problems, behavioral changes, and painful sensations. In the later stages of the illness, patients may exhibit ...

  3. USDA confirms new case in the United States.For more, click here:http://abcnews.go.com/Health/mad-cow-disease-confirmed-us-cow/story?id=16206200

  4. About Mad Cow Disease. Formally known as Bovine Spongiform Encephalopathy (BSE), “Mad Cow Disease” is a persistent food safety concern in the U.S. and abroad. BSE occurs when cattle are fed rendered meat products made from other dead, disabled or diseased cattle or sheep as a feed supplement -- or when chickens are fed rendered animals and ...

  5. "Mad cow" disease is an infectious disease caused by prions that affect the brains of cattle. The actual name of the disease is bovine spongiform encephalopathy (BSE), a name that refers to the changes seen in the brain tissue of affected cows.; Abnormal proteins called prions are found in the brain tissue of diseased cattle and appear to be the particle that transmits the infection.

  6. Mad cow disease, or bovine spongiform encephalopathy (BSE), is a fatal brain disorder that occurs in cattle and is caused by some unknown agent. In BSE, the unknown agent causes the cow's brain cells to die, forming sponge-like holes in the brain. The cow behaves strangely and eventually dies. The connection between BSE and humans was uncovered in Great Britain in the 1990s when several young ...

  7. Mad Cow Disease Factsheet. Mad cow disease is the popular term for Bovine Spongiform Encephalopathy (BSE), one of a group of diseases in animals and humans called transmissible spongiform encephalopathies (TSE), or prion diseases. BSE is a fatal degenerative disease affecting the central nervous system of adult cattle.