He says normally a protein in healthy immune cells causes the cells to die after they attack an invading virus or bacteria.

VOA: special.2010.05.19

The report says up to one billion birds die each year from flying into objects like power lines, windows and tall buildings.

VOA: special.2009.05.12

The soldiers without spleens were two times as likely to die of heart disease as the soldiers who still had their spleens.

VOA: special.2009.08.25

So he saw hundreds of men, thousands of men, suffering awfully from very deep wounds and left to die without any real assistance."

VOA: special.2009.07.01

It would die soon, and they would burn a hole in the frozen ground to bury it.

VOA: special.2010.02.27

"Are there people in the world with the foolishness to die because leaves drop off a vine?

VOA: special.2009.08.01

Would it not be better for him to die quickly, and go to wait for her in that blessed place of the future?

VOA: special.2009.04.18

She does not like the great games held by your people where captives are led to die.

VOA: special.2010.07.31

Black men are three times more likely than white men in the United States to die from high blood pressure, also known as hypertension.

VOA: special.2010.10.27

The magnolias die so quickly when you bring them in, so I had to draw it quickly before I started in on the stitching."

VOA: special.2009.11.04

The tissue may contain evidence of the virus or bacteria that caused the person to die.

VOA: special.2010.06.29

Then they began to die. In some of the gold centers, big mining companies bought up all the land from those who first claimed it.

VOA: special.2010.03.18

The leaves turn colors of red and gold and then die, falling to the ground.

VOA: special.2009.11.09

They proposed that huge volcanic explosions caused the Neanderthals to die out in Western Europe.

VOA: special.2010.12.07