But it does not prevent more changes in the brain that are caused by the disease.

VOA: special.2009.04.07

It explores the political and economic effects caused by the disappearance of honeybees.

VOA: special.2009.03.25

It handles emergencies caused by war, infectious disease and natural disasters.

VOA: special.2010.07.26

The prosecution argued that it was caused by a design defect in the plant and negligent operational practices.

VOA: standard.2010.06.10

A lot of damage was caused by this crisis. It is going to take some time for us to grow out of this.

VOA: standard.2009.11.01

Malaria is caused by a complex parasite that makes it hard to target with a vaccine.

VOA: standard.2010.01.20

It can be caused by a car crash, a fall or a sporting accident.

VOA: standard.2010.05.25

Although there is some evidence that artery damage caused by second-hand smoke in adults may be reversible, LaVan says it's unclear whether that's also true for adolescents.

VOA: standard.2010.03.04

"On the operations we are having at the moment, it is completely wrong to say that the loss of lives has been caused by the absence of helicopters,".

VOA: standard.2009.07.22

At the same time, skyrocketing rates of kidney failure, caused by diseases such as diabetes and hypertension, make it urgent to offer more - and more sophisticated - transplants.

VOA: standard.2010.05.30

"We also have reports of civilian casualties, but the info we have from the Afghan National Army on the ground is that it is believed that that was caused by insurgent mortar fire,".

VOA: standard.2009.09.12

"The scene here at the bottom of the hill where hundreds of houses have been destroyed by a landslide caused by the earthquake, the scene is one of rescue, it's just pure rescue effort that seems devoid of emotion,".

VOA: standard.2009.09.03

"The banks that came closest were Citibank, Bank of America and if those had not been supported by the government, I think it might have caused a cascading crisis that would have been much worse than the one we actually had,"

VOA: standard.2009.12.20