1.   After the hearing, CIA analyst Gordon said that while AIDS was the only disease formally named a national security threat, other infectious diseases also posed a threat.

2.   But the disease poses a serious threat to pregnant women and fetuses, the elderly or those with weakened immune systems.

3.   Emerging diseases pose a serious risk to blood supplies.

4.   France has said mad cow disease still poses a threat to consumers of British beef.

5.   That order was only the first of many recognizing and addressing the danger that the highly contagious disease posed for the Continental army.

6.   The disease does not pose as great a risk to older children and healthy adults.

7.   The highly infectious disease poses no risk to humans, but its effect on livestock herds can be devastating.

8.   The Red Cross is trying to keep any risk this disease poses to transfusions as small as possible.

9.   Viral diseases pose a greater problem for terrorists because they are more difficult to maintain and transport.

10.   According to experts, the disease poses no health risk to humans.