All school systems except Alamo, Huntingdon, Jackson County, McNairy County, and Polk County submitted salary schedules for the 2014-2015 school year. Those systems that did not submit a salary schedule this year, we posted the most recently received schedule from a previous year.
What Is Mad Cow Disease and Variant Creutzfeldt-Jakob Disease? 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 brain tissue of affected cows.
1 Mad cow disease is in a new class of infectious agents called prions. 2  The disease is caused when a normal prion protein folds into an abnormal shape and no longer breaks down inside the body.