Sentence examples for is spread when from inspiring English sources

Q fever, caused by the bacterium Coxiella burnetii, is spread when spores from animals are dispersed by the wind.

Chikungunya is spread when tiger mosquitoes drink blood from an infected person and, if conditions are right, pass the virus on when they bite again.

The disease is spread when healthy birds come into contact with an infected bird or an object contaminated by a diseased bird.

Rodrigo Hamede and his team at the University of Tasmania investigated the connection between the infection of DFTD, which is spread when one animal bites another, and the number of bites that an animal received.

Cholera is mainly a problem in poor countries partly because it is spread when sewage contaminates food or water supplies; hundreds of millions of poor people around the world lack access to clean water.

Reports emerged this week that two people in Virginia and Arkansas who had traveled abroad had tested positive for the virus, which is spread when infected mosquitoes bite people.

He thinks that most of the dirt in the files was spread when it was acquired, and that the rest wouldn't make much difference anyway.

The viruses also can be spread when someone either touches an infected person's stool or touches surfaces contaminated with infected stool.

One important management strategy is to inform people to be careful about moving wood, as the disease can be spread when firewood from an infected tree is moved, and the fungus is introduced to healthy trees via the beetle vectors.

Although experts have theorized in recent weeks that anthrax might be spread when letters cross-contaminate one another in postal facilities, many are skeptical that the woman got infected this way.

The parasites are spread when insects known as leafhoppers leap from plant to plant, dribbling saliva.