1.   Humans contract the disease when bitten by mosquitoes that have been infected by primates.

2.   Although it is rare, humans can also contract anthrax from contact with contaminated soil, Conger said.

3.   Anthrax is mainly a disease of livestock, but humans can contract it by touching infected hides or tissues, eating infected meat or inhaling spores.

4.   Former Indiana basketball coach Bobby Knight seems to be living proof humans can contract foot-and-mouth disease.

5.   Heino Diringer, a biochemist and virologist at the Robert Koch Institute in Berlin, believes humans CAN contract CJD from eating contaminated beef.

6.   Humans contract the virus by inhaling dust contaminated by mouse droppings or urine.

7.   Humans can contract a number of mad cow-type diseases.

8.   Humans can contract the disease only through the bite of an infected mosquito.

9.   Humans can also contract it from close contact with an infected person or infected body fluids.

10.   Humans seldom contract the disease, though they may be carriers.