1.   Aside from disrupting Windows, the virus appears to have no destructive effects.

2.   Birds carrying the disease are often the first sign that the virus may soon appear in mosquitoes and humans.

3.   According to the Department of Agriculture, the virus appears to be contained to west-central Pennsylvania.

4.   About five copycat viruses appeared on Friday.

5.   But the team was unable to establish where the virus came from nor can it explain why the virus suddenly appeared in horses in Australia.

6.   Even those computer users who practice safe computing were fooled on Friday when the virus first appeared.

7.   For most critters bitten by the mosquitoes, the virus appeared to be harmless.

8.   He said six to eight new viruses appear each day.

9.   Network security experts said that the virus appeared to do no harm to the machines it infected and that individuals could easily disable it.

10.   No one knows its origin, but the virus appears in aquaculture salmon pens, where closely packed fish can easily spread disease.