The central nervous tissues as well as the spinal cord are affected by this. It has been shown that almost all tissues are affected before death.
At this point, only one cow is known to be affected by Mad Cow Disease in the latest case (which was in April of 2012). The other cows from the same herd as the one known to be affected will be tested for the disease as well.
Nobody really knows.
The people who raise cattle, of course.
We are aware of mad cow disease
The Central Nervous System: the brain and spinal cord.
Both are just likely to be affected as the other.
There is no such thing as "cow disease" unless you are referring to MAD cow disease, which is something else entirely.
No.
no
Mad cow disease cannot be treated. The only solution is eradication to prevent the spread of the disease.
No, mosquitoes do not carry mad cow disease. Mad cow disease, or Bovine Spongiform Encephalopathy (BSE), is caused by prions that affect cattle and is not transmitted by insects. The disease primarily spreads through the consumption of infected animal products. Mosquitoes are not involved in the transmission of prion diseases like mad cow disease.
The U.K. (in c.1987), as well as Canada (most notably that lone case in 2003...)